BENDIX BW2849 User's Manual
Contents
1. 2 8 pe 2 1 ni xo wn 1d Eel 4 gt o gt D n e Fault Isolation Procedures Power Up Sequence Test continued Step E Procedure Condition Action 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between Central Processing If resistance between pin D5 Go to Step F Unit 32 way and pin Bis 0 to 3 ohms and if gt connector pin D5 resistance between pin D5 and Driver Display and ground is more than 10K 4 way connector ohms or open circuit OL pin B Central Processing Unit 32 way connector pin D5 and ground If any of the above conditions Repair OEM wiring harness between are not met Driver Display Unit and Central Processing Unit Go to Step V 2 9 Fault Isolation Procedures Power Up Sequence Test continued Step F Procedure Condition Action 1 Key off 2 Measure resistance between Central Processing If resistance between pin D6 Go to Step G Unit 32 way andpinAis0to2. Action Go to Step F Repair OEM wiring harness between Driver Display Unit and Central Processing Unit Go to Step V Fault Isolation Procedures Code 13 34 SID 9 FMI 2 4 5 12 Driver Display Unit continued T o 20 Step F Procedure Condition Action z 2 1 Key off N Pw 2 Measure resistance between un Be Central Processing If resistance between pin D6 Go to Step G m Unit 32 way andpinAis0to 3ohmsand connector pin D6 if resistance between pin D6 and Driver Display and ground is more than 10K 4 way connector ohms or open circuit OL pin A Central Processing Unit pin D6 and ground If any of the above conditions Repair OEM wiring harness are not met between Driver Display Unit and Central Processing Unit Go to Step V GROUND 2 26 Fault Isolation Procedures Code 13 34 SID 9 FMI 2 4 5 12 Driver Display
3. 2 68 Fault Isolation Procedures Code 25 32 SID 231 FMI 2 12 14 J 1939 and Cruise Signal Error continued Step B Procedure 1 Key off 2 Measure resistance between The Bendix VORAD system Central Processing Unit 32 way connector pin D8 and engine ECU pin see engine OEM for pin location VORAD system Central Processing Unit 32 way pin D8 and ground Condition Action If resistance between pin D8 and engine ECU pin is 0 to 3 ohms and if resistance between pin D8 and ground is more than 10K ohms or open circuit OL If equipped with J 1939 Lite go to Step D If not equipped with J 1939 Lite go to Step C If resistance is outside of Repair J 1939 data link wiring range harness between engine ECU and VORAD system Go to Step V g J j E V com A RQ al OS 9 SEE ENGINE OEM FOR PIN LOCATION Fault Isolation Procedures Code 25 32 SID 231 FMI 2 12 14 J 1939 and Cruise Signal Error continued Step C Procedure Condition Action 1 Key off 2 Me
4. 3 O E gt 2 40 Fault Isolation Procedures Code 15 SID 10 FMI 2 Right Side Sensor continued Step E Procedure Condition Action 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between e 32 way pin C14 If resistance between C14 Replace Central processing Unit and 3 way pin A and pin Ais 0 to 0 3 ohms Goto Step V 32 way pin C14 and if resistance between pin C14 and ground is more andground than 10K ohms or open circuit OL If resistance is outside Repair OEM wiring harness of range between Right Side Sensor and Central Processing Unit Go to Step V GROUND e UHD Bj Fault Isolation Procedures Code 15 SID 10 FMI 2 Right Side Sensor continued Step V A Ww N Procedure Key off Reconnect all connectors Key on Clear Codes See Fault Code Retrieval and Clearing on page 1 2 Use Driving Techniques to attempt to reset the code See Driving Techniques on page 1 4 Check for Codes See Fault
5. Jg M mn L Fault Isolation Procedures Code 21 SID 7 FMI 2 Right Turn Signal continued Step C Procedure Condition Action 1 Key off 2 Turn on right turn signal 3 Measure voltage between If voltage flashes within 2 Replace Central Processing Central Processing Unit gt volts of battery voltage Unit Go to Step V 32 way connector pins C2 and C15 If voltage is outside of range Repair OEM wiring harness as required Go to Step V Fault Isolation Procedures Code 21 SID 7 FMI 2 Right Turn Signal continued Step V A Ww N Procedure Key off Reconnect all connectors Key on Clear Codes See Fault Code Retrieval and Clearing on page 1 2 Use Driving Techniques to attempt to reset the code See Driving Techniques on page 1 4 Check for Codes See Fault Code Retrieval and Clearing on page 1 2 Condition If no codes If code 21 appears If code other than 21 appears Action Test complete Return to Step A to find error in testing See Fault Code Isolation Procedure Index on page 1 3 w Jg N mn L 2 52 Fault Isolation Procedures Component Code 22 SID 8 FMI 2 Left Turn Signal Overv
6. GROUND E Fault Isolation Procedures Code 33 SID 248 FMI 12 VBUS Error continued Step C Procedure Condition Action 1 Key off 2 Disconnect Central Processing Unit 32 way connector Jg N D T pm un 3 Measure resistance between Central Processing If resistance between pin D5 Go to Step C Unit 32 way andpinBisOto 3ohmsand gt connector pin D5 if resistance between pin D5 and Driver Display and ground is more than 10K 4 way connector ohms or open circuit OL pin B Central Processing Unit 32 way connector pin D5 and ground If any of the above conditions Repair OEM wiring harness are not met between Driver Display Unit and Central Processing Unit Go to Step V i gt 2 84 Fault Isolation Procedures Code 33 SID 248 FMI 12 VBUS Error continued Step D Procedure Condition Action 1 Key off 2 Measure resistance between Central Processing If resistance between pin D6 See Code 13 34 SID 9 FMI Unit 32 way
7. GROUND 3 6 Symptom Isolation Procedures Side Sensor Not Detecting Targets continued Step E Procedure Condition Action 1 Key off 2 Measure resistance between e 32 way pin C14 If resistance between C14 Go to Step V and 4 way pin 3 andpin3is 0 to 0 3 ohms gt 32 way pin C14 and ground If resistance between C14 Go to Step F and ground is more than gt 10K ohms or open circuit OL If resistance is outside of Repair OEM harness between range Right Side Sensor Display and Central Processing Unit Go to Step V GROUND gt 3 7 Symptom Isolation Procedures Side Sensor Not Detecting Targets continued Step F Procedure 1 Key off 2 Measure resistance between e 32 way pin C12 and 4 way pin 2 32 way pin C12 and ground E0 Condition If resistance between C12 and pin 2 is 0 to 0 3 ohms and If resistance between C12 and
8. Eu E Fault Isolation Procedures Code 16 SID 11 FMI 2 Left Side Sensor continued Step D Procedure Condition Action 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between 32 way pin D13 and If resistance between D13 Go to Step E 3 way pin B andpinBis0to0 3ohmsand if resistance between pin D13 da ls and ground is more than 10K ohms or open circuit OL If resistance is out of range Repair OEM wiring harness between Left Side Sensor and Central Processing Unit Go to Step V oO NE Tl I ED e o 2 46 Fault Isolation Procedures Code 16 SID 11 FMI 2 Left Side Sensor continued Step E Procedure Condition Action 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between e 32 way pin D14 If resistance between D14 Replace Central Processing and 3 way pin A and pin Ais 0 to 0 3 ohms gt Unit Go to Step V 32 way pin D14 and if resistance between and ground pin D14 and ground is more than 10K ohms or open c
9. 1340 E us Action Go to Step K Repair OEM wiring harness between Antenna and Central Processing Unit Go to Step V omis Hn GROUND n z 1 ni xo wn 1d Eel 4 gt o gt D n e 2 14 Fault Isolation Procedures Power Up Sequence Test continued Step K Procedure Condition Action 1 Key off 2 Reconnect Central Processing Unit 32 way connector 3 Connect spare Front Antenna to 4 way connector 4 Key on 5 Check error codes If no error codes Replace Antenna cd Goto Step V If error codes Replace Central Processing Unit GotoStepL Fault Isolation Procedures Power Up Sequence Test continued Step L Procedure Condition Action 1 Key off 2 Connect spare Driver Display to 4 way connector 3 Key on 4 Check error codes If no error codes Replace Driver Display Unit E Goto Step V If error codes Go to Step A Find error in testing n z 1 ni xo wn 1d Eel 4 gt o gt D n e 2 16 Fault Isolation Procedures Power Up Sequence Test continued Step V Procedure 1 Key off Reconnect all connectors Key on Clear Codes See Fault Code Retrieval and Clearing on page 2 A Ww N 5 Us
10. O1 4 02 Action Go to Step H Repair OEM wiring harness between Antenna and Central Processing Unit Go to Step V Fault Isolation Procedures Power Up Sequence Test continued Step H Procedure 1 Key off 2 Measure resistance between Central Processing Unit 32 way connector pin C4 and Antenna 4 way connector pin 3 Central Processing Unit 32 way connector and pin C4 and ground E Condition If resistance between pin C4 and pin 3 is 0 to 3 ohms and if resistance between pin C4 and ground is more than 10K ohms or open circuit OL If any of the above conditions are not met OHMS V COM A e O1 o2 40 Action Go to Step I Repair OEM wiring harness between Antenna and Central Processing Unit Go to Step V LI V QM A e GROUND n z 1 ni xo wn 1d Eel 1 E o gt o 2 e 2 12 Fault Isolation Procedures Power Up Sequence Test continued S
11. Step E Procedure Condition Action 1 Key off 2 Reconnect Central Processing Unit 32 way connector 3 Connect a PC based or Hand held Diagnostic Tool 4 Key on 5 Perform brake test to If correct signal is received Replace Central Processing verify correct signal is CDM Unit Go to Step V received when brake pedal is depressed If correct signal is not Repair OEM wiring harness received J 1587 or J 1939 data link may not be connected to the Bendix VORAD system Go to Step V 2 60 Fault Isolation Procedures Code 23 SID 3 FMI 2 Brake Input Error continued Step V A Ww N Procedure Key off Reconnect all connectors Key on Clear Codes See Fault Code Retrieval and Clearing on page 1 2 Use Driving Techniques to attempt to reset the code See Driving Techniques on page 1 4 Check for Codes See Fault Code Retrieval and gt Clearing on page 1 2 Condition If no codes appear If code 23 appears If code other than 23 appears Action Test complete Return to Step A to find error in testing See Fault Code Isolation Procedure Index on page 1 3 Fault Isolation Procedures Code 23 SID 3 FMI 2 Brake Input Error continued w i S m b This page left blank intentionally 2 62 Fault Isolation Procedures Component Code 24 SID 6 FMI 2 Speed Inp
12. Fault Isolation Procedures Code 14 35 SID 1 2 FMI 2 12 14 Antenna continued Step F Procedure 1 Key off 2 Measure resistance between Central Processing Unit 32 way Ed connector pin C6 and Antenna 4 way connector pin 1 Central Processing Unit 32 way connector pin C6 and ground E Condition If resistance between pin C6 and pin 1 is 0 to 3 ohms and if resistance between pin C6 and ground is more than 10K ohms or open circuit OL If any of the above conditions are not met 30 Action Go to Step G Repair OEM wiring harness between Antenna and Central Processing Unit Go to Step V V CM A B GROUND 2 34 2 N m N ml N 9 2 D gt w a Fault Isolation Procedures Code 14 35 SID 1 2 FMI 2 12 14 Antenna continued Step G Procedure Condition Action 1 Key off 2 Reconnect Central Processing Unit 32 way connector 3 Connect spare Antenna to 4 way connector 4 Key on 5 Check error codes If no error codes Replace Antenna cd Goto Step V If erro
13. SEE ENGINE OEM FOR PIN LOCATION Fault Isolation Procedures Code 31 SID 250 FMI 2 J 1587 Data Link Error continued Step C Procedure Condition Action 1 Key off 2 Reconnect Central Processing Unit 32 way connector 3 Disconnect all data links to the vehicle diagnostic connector leaving only the Bendix VORAD system connected 4 Connect the ServiceRanger 2 with RP1210 vehicle adapter to vehicle diagnostic connector 5 Key on If no communication errors Problem exists with one or more other d vehicle components Repair according to manufacturer s recommendations Go to Step V Replace Central Processing If communication errors Unit Go to Step V o N a e ae 2 78 Fault Isolation Procedures Code 31 SID 250 FMI 2 J 1587 Data Link Error continued Step V Procedure Condition Action 1 Key off Reconnect all connectors Key on Clear Codes See Fault Code Retrieval and Clearing on page 1 2 A Ww N 5 Use Driving Techniques to attempt to reset the code See Driving Techniques on page 1 4 6 Check for Codes See If no codes appear Test complete Fault Code Retrieval and RM Clearing on page 1 2 If code 31 appears Retur
14. ZL LL 9po2 o N an A ES A ml 2 20 Fault Isolation Procedures Component Code 13 34 SID 9 FMI 2 4 5 12 Driver Display Unit Overview This fault code indicates an electrical failure of the Driver Display Unit Detection Starting at key on and throughout the operation the Central Processing Unit constantly monitors the communication with the Driver Display Unit If a communication fault occurs for more than five seconds fault code 13 is set Fallback This fault causes a failure of the Bendix VORAD system Harness Driver Display Unit Required Tools Basic Hand Tools e Troubleshooting Guide e Digital Volt Ohm Meter Data Link Tester PC based or Hand held Diagnostic Tool Possible Causes This fault code can be caused by any of the following OEM Harness Driver Display Unit Central Processing Unit Central Processing Unit Fault Isolation Procedures Code 13 34 SID 9 FMI 2 4 5 12 Driver Display Unit T 0 o o Step A Procedure Condition Action z 2 1 Key off N Pw 2 Using a PC based or If FMI 2 4 or 5 exist Go to Step B un Be Hand held Diagnostic UE mr Tool check for FMI Failure Mode Identifiers codes Note If a diagnostic tool is not If FMI 12 exists Replace Driver Display Unit available go to Step B Goto Step V Step B Procedure Condition Action 1 Key off 2 Unplug the Driver Display Unit 4 way c
15. 3 Measure resistance between e 32 way pin C12 If resistance between C12 Go to Step D and 3 way pin C andpinC is 0 to 0 3 ohms usaron and if resistance between away pin GIE pin C12 and ground is more andoround than 10K ohms or open circuit OL If resistance is outside Repair OEM wiring harness of range between Right Side Sensor and Central Processing Unit Go to Step V GROUND E Fault Isolation Procedures Code 15 SID 10 FMI 2 Right Side Sensor continued Step D Procedure Condition Action 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between e 32 way pin C13 and If resistance between pin C13 Go to Step E 3 way pin B andpinBis0to0 3ohmsand if resistance between pin C13 dal I and ground is more than 10K ohms or open circuit OL If resistance is outside Repair OEM wiring harness between Right Side Sensor and Central Processing Unit Go to Step V of range o EE T T2 GROUND
16. andpinAisOto 30hmsand gt 2 4 5 12 Driver Display connector pin D6 if resistance between pin D6 Unit on page 22 and Code and Driver Display and ground is more than 10K 14 35 SID 1 2 FMI 2 12 4 way connector ohms or open circuit OL 14 Antenna on page 30 to pin A diagnose if Antenna or Driver Central Processing Display Unit is defective Unit pin D6 and ground If any of the above conditions Repair OEM wiring harness are not met between Driver Display Unit and Central Processing Unit Go to Step V V GM A e GROUND Fault Isolation Procedures Code 33 SID 248 FMI 12 VBUS Error continued Step V A WwW N Procedure Condition Key off Reconnect all connectors Key on Clear Codes See Fault Code Retrieval and Clearing on page 1 2 Use Driving Techniques to attempt to reset the code See Driving Techniques on page 1 4 Check for Codes See If no codes appear Fault Code Retrieval and gt Clearing on page 1 2 Note If problem still exists there If code 33 appears may be a software compatibility problem Contact your Bendix representati
17. Driver Display Unit If self check fails the product can not perform any operations Harness LLLA Central Driver Processing Unit Display Unit 2 5 Fault Isolation Procedures Power Up Sequence Test Step A Procedure Condition 1 Before performing this test the Electrical Pretest must pass 2 Key on 3 Observe the Driver If lights turn on the go off Test complete Display Unit after approximately 15 LE seconds Note Not applicable for Freightliner IDI If lights fail to turn on Go to Step B If lights turn on and stay on Go to Step C Step B Procedure Condition 1 Key on 2 Disconnect the 4 way connector from the Driver Display Unit Note Not applicable for Freightliner IDI 3 Measure voltage If voltage is between 7 0 Go to Step C between pins C and D and7 5 volts on the Driver Display Unit 4 way connector If voltage is outside of Go to Step G range Action Action n z 1 ni xo wn 1d Eel 4 gt o gt D n e 2 6 Fault Isolation Procedures Power Up Sequence Test continued Step C 1 Key off 2 Disconnect Central Processing Unit 32 way connector Procedure 3 Measure resistance between Central Processing Unit 32 way connector pin D3 and Driver Display 4 way connector pin D Central Processing Unit 32 way connector pin D3 and ground Condition Action If
18. recheck vehicle configuration for speed source This test is PE used for discrete installations e only If resistance is 2 to 4K ohms Go to Step C E L If resistance is outside of range Go to Step D 2 64 Fault Isolation Procedures Code 24 SID 6 FMI 2 Speed Input Error continued Step C Procedure Condition Action 1 Measure resistance If resistance is more than Replace Central Processing between Central gt 10K ohms or open circuit Unit Go to Step V Processing Unit 32 way OL connector pin C10 and ground If resistance is less than 10K Go to Step D ohms GROUND Step D Procedure Condition Action 1 Disconnect VORAD harness from speed source 2 Measure resistance If resistance is 2 to 4K ohms Go to Step E between speed sensor pins A and B If resistance is outside of Replace speed sensor range Goto Step V L3 OHMS Fault Isolation Procedures Code 24 SID 6 FMI 2 Speed Input Error continued 1 Step E Step V 1 2 3 4 5 6 Check for Codes See Procedure Condition Measure resistance If resistance is more than
19. OEM supplied eH L C7 J 1587 Positive rH EJ e D C8 J 1587 Negative La Terminating C9 12 volt from discrete brake source Battery resistor C10 12 volt from discrete speedometer source C12 7 3 volt from CPU Ground C13 Signals from primary side sensor C14 Ground return C15 12 volt from R Turn source C16 Primary SSD Communication from CPU D3 7 3 volts to front antenna D4 Front antenna ground return D5 VBUSS D6 VBUSS D7 J 1939 Positive D8 J 1939 Negative D9 J 1939 Shield D12 7 3 volts from CPU D13 Signal from secondary side sensor D14 Ground return D15 12 volt from L turn source D16 Optional secondary SSD Communication from CPU 5 e ce D To 2 D 3 eDueu ON O N 461 ney y ayeulwun M ysep JeuipuiaJ4 y saseo s y Ul y OOo Sonens Cd O DOBA Cd pansoay abessai SAJI 6 61 f E dwo auseusng n dog IIUuSueJ 9G f ways x9M990Y 28S F ways UIIE SSeJDpV 6 6L f ways 9JepJeH 6 6L f wash Ayiquedwoy sulbuz asinig Jews Paala0ay abessay 233 6 6L f Paniaday abessa 243 6 6L P SNA 18S 6 6l r SNA N oF N u oj i ex ex e eee NNN TSIEN eo oo N o N oo N INISIN 440 40 HO ira 18S 40 340 6 6L f 40 40 330 jndu peeds 440 yndu exelg 9 N S1 491 9 N S1 Ufi 3 N SS 491 3 N SS 4biy JIO 310 310 310 310 310 310 i 310 310 TIO HO 310 m 340 40 4
20. between speed sensor A 10K ohms or open circuit and ground OL If resistance is less than 10K ohms GROUND Procedure Condition Key off Reconnect all connectors Key on Clear Codes See Fault Code Retrieval and Clearing on page 1 2 Use Driving Techniques to attempt to reset the code See Driving Techniques on page 1 4 If no codes Fault Code Retrieval and Clearing on page 1 2 If code 24 appears If code other than 24 appears Action Repair the OEM wiring harness Goto Step V Replace speed sensor Goto Step V Action Test complete Return to Step A to find error in testing See Fault Code Isolation Procedure Index on page 1 3 2 66 w Jg e m L Fault Isolation Procedures Component Code 25 32 SID 231 FMI 2 12 14 J 1939 and Cruise Signal Error Overview Required Tools This fault code indicates that VORAD failed to communicate with Basic Hand Tools the engine over the J 1939 data link e Data Link Tester Detection Digital Volt Ohm Meter Starting at key on and throughout the operation the VORAD g Central Processing Unit constantly monitors the communication with the engine ECU If a communication fault occurs for more than Possible Causes 5 seconds this fault is set Troubleshooting Guide This fault code can be caused by
21. 63 Component Code 25 32 SID 231 FMI 2 12 14 J 1939 Signal and Cruise Signal 2 67 Component Code 31 SID 250 FMI 2 J 1596 Data Dink rete 2 15 Component Code 33 SID 248 FMI 12 VBUS ias ostrea toad avs 2 81 Fault Isolation Procedures Diagnostic Procedure Follow the flowchart below for all Bendix VORAD system failures Perform tests and procedures as directed by the flowchart Unit lamp lit For Freightliner IDI skip this step YES Retrieve Active Codes page 1 3 Active YES Codes NO Retrieve Active Codes page 1 3 NO Inactive YES Codes lt gt NO Test Complete Perform Electrical Pretest page 2 1 Perform Power up Sequence Test page 2 5 Perform Electrical Pretest page 2 1 Refer to the Fault Code Isolation Procedure Index to select a fault code isolation procedure page 1 4 Perform Electrical Pretest page 2 1 Record and clear codes page 1 3 Perform Driving Techniques to reproduce the inactive fault code page 1 5 Refer to the Fault Code Isolation Procedure Index to select a fault code isolation procedure page 1 4 Perform Electrical Pretest page 2 1 Refer to the Symptom Driven Index to select a symptom isolation procedure page 1 8 Fault Isolation Procedures Fault Code Retrieval and Clearing RETRIEVING FAULT CODES Note Retrieve Bendix VORAD system fault co
22. J 1939 data link wiring harness are either missing or out of range Repair J 1939 data link wiring harness Go to Step V Repair the J 1939 data link between the engine ECU and VORAD system Go to Step V Fault Isolation Procedures Code 25 32 SID 231 FMI 2 12 14 J 1939 and Cruise Signal Error continued Step E Procedure Condition Action 1 Key off 2 Reconnect engine ECU connector 3 Install spare Bendix VORAD system EVT 300 CPU configured same as replaced unit 4 Key on If error codes Problem exists with the E engine ECU Repair according to manufacturer s recommendations Go to Step V If no error codes Replace Central Processing Unit Go to Step V Lou e Jg n co E m ne I 2 72 Fault Isolation Procedures Code 25 32 SID 231 FMI 2 12 14 J 1939 and Cruise Signal Error continued Step V A 05 N Procedure Key off Reconnect all connectors Key on Clear Codes See Fault Code Retrieval and Clearing on page 1 2 Use Driving Techniques to attempt to reset the code See Driving Techniques on page 1 4 Check for Codes See Fault Code Retrieval and Clearing on page 1 2 Condition If no codes appear If code 25 appears If code other than 25 appears Action Test complete Return to Step A to find error in testing See Fault Code Isolation Procedure Index on pa
23. Unit continued Step G Procedure Condition Action 1 Key off 2 Reconnect Central Processing Unit 32 way connector 3 Connect spare Driver Display to 4 way connector 4 Key on 5 Check error codes If no error codes Replace Driver Display Unit RUN Goto Step V If error codes Replace Central Processing Unit Go to Step V Fault Isolation Procedures Code 13 34 SID 9 FMI 2 4 5 12 Driver Display Unit continued 7 20 Step V Procedure Condition Action m 2 1 Key off N Pw 2 Reconnect all connectors ee 3 Key on m 4 Clear Codes See Fault Code Retrieval and Clearing on page 1 2 5 Use Driving Techniques to attempt to reset the code See Driving Techniques on page 1 4 6 Check for Codes See If no codes Test complete Fault Code Retrieval and EE Clearing on page 1 2 If code 13 or 34 appears Return to Step A to find error K a in testing If code other than 13 or 34 See Fault Code Isolation appears Procedure Index on page 1 3 2 28 Fault Isolation Procedures Component Code 14 35 SID 1 2 FMI 2 12 14 Antenna Assembly Overview This fault code indicates the Antenna and Central Processing Unit are unable to communicate Detection Starting at key on and throughout the operation the Central Processing Unit constantly monitors the communication with the Antenna If a communication fault occurs for more than 5 seconds
24. With a PC based or Hand held Diagnostic Tool place the Left Side Sensor option in NO position Go to Step V Step B Procedure Condition Action 1 Key off 2 Disconnect 3 way stub connector at the Left Side Sensor 3 Key on 4 Measure voltage between Pins A and B If voltage between pins A JPineAande and Bis 1 8 to 2 5 volts and If voltage between pins A Replace Left Side Sensor and C is 7 to 7 5 volts Goto Step V If voltage is outside of range Go to Step C oO NE Tl I 2 44 Fault Isolation Procedures Code 16 SID 11 FMI 2 Left Side Sensor continued Step C Procedure Condition Action 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between e 32 way pin D12 If resistance between D12 Go to Step D and 3 way pin C and pin Cis 0 to 0 3 ohms usaron and if resistance between pin D12 and ground is more than 10K ohms or open circuit OL e 32 way pin D12 and ground If resistance is out of range Repair OEM wiring harness between Left Side Sensor and Central Processing Unit Go to Step V
25. any of the following Fallback allbac J 1939 Data Link This fault causes a failure of the Bendix VORAD system Engine ECU SmartCruise option Central Processing Unit Central Processing Unit Engine ECM Terminating J 1939 11 data link resistor OEM supplied zs Shield termination Terminating resistor Fault Isolation Procedures Code 25 32 SID 231 FMI 2 12 14 J 1939 and Cruise Signal Error Step A Procedure Condition Action 1 Key off 2 Disconnect the VORAD Central Processing Unit 32 way connector 3 Disconnect engine ECU connector which contains the J 1939 data link 4 Measure resistance between Bendix VORAD If resistance between pin D7 Go to Step B system Central andengine ECU pinis0to 3 Processing Unit ohms and if resistance 32 way connector pin between pin D7 and ground D7 and engine ECU is more than 10K ohms or pin see engine open circuit OL OEM for pin location VORAD system Central Processing Unit 32 way pin D7 and ground If resistance is outside of Repair J 1939 data link wiring range harness between engine ECU and VORAD system Go to Step V SEE ENGINE OEM FOR PIN LOCATION Lou e Jg n co E m I
26. e ceo o o cd srir do NIN co co ex oex oex ox oje d d d d d d d d d LO N E rel N ld aa Ndd qiti 1C t t LO CN ex ex CY eo gt alo Ql Q a E E E E E o o e So o eoj ojojoj ojoj ojoj o o o o o o o o Jo o o o o oO O O O O O AID NIN e Fault Code Tree A 3 Bendix inel 901 Cleveland Street e Elyria OH 44035 1 800 AIR BRAKE www bendix com BW2849 2011 Bendix Commercial Vehicle Systems LLC a member of the Knorr Bremse Group All Rights Reserved e 12 11
27. ground is more than 10K ohms or open circuit OL If resistance is outside of range Action Replace the Central Processing Unit Go to Step V Repair OEM harness between Side Sensor Display and Central Processing Unit Go to Step V 3 8 so uonoojaq Josuas apis Symptom Isolation Procedures Side Sensor Not Detecting Targets continued Step V Procedure Condition Action 1 Key off 2 Reconnect all connectors 3 Drive vehicle to If complaint has been Test complete determine if all repaired gt complaints have been corrected If complaint has not been Return to Step A to find error in A repaired testing 3 9 Symptom Isolation Procedures Side Sensor Not Detecting Targets continued Josuas apis Jg 17 Lad 1 7 m 9 E e 77 e This page left blank intentionally 3 10 Symptom Isolation Procedures Driver Card Not Reading Overview This symptom driven test is performed when the Bendix VORAD system fails to detect the Driver Card in the Driver Display Unit Required Tools Detection New Driver Card The VORAD Central Processing Unit will detect the Driver Card Possible Causes when place
28. vehicle uses LED brake lights Action Go to Step B Repair vehicle brake lights gt Goto Step V Action Go to Step C Repair OEM wiring harness J 1587 or J 1939 data link may not be connected to the VORAD system Go to Step V Contact a Bendix representative for proper configuration Note VORAD must use either J 1939 or J 1587 to receive brake signal when LED tail lights are used on a vehicle 2 58 Og S m i Fault Isolation Procedures Code 23 SID 3 FMI 2 Brake Input Error continued Step C Procedure Condition Action 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Check pin C9 on 32 way If there is a wire in C9 Go to Step D connector E If there is not a wire in C9 Go to Step E Fault Isolation Procedures Code 23 SID 3 FMI 2 Brake Input Error continued Step D Procedure Condition Action 1 Key off 2 Depress brake pedal 3 Measure voltage between If voltage is within 1 volt of Replace Central Processing Central Processing Unit battery voltage Unit Go to Step V pins C9 and C2 If voltage is outside of range Repair OEM wiring harness as necessary Go to Step V o S m i
29. 0 40 40 430 1467 9 S uonduoseq oo F N e ce lo N e e oo N na e t e e e ce 6 06 06 amp e e eee 9169 eo 09 169 e e ex ex ex ex N afafa e lt ALATA ele olo edited uo Qe e o 72 N e wo ulejs s Wa SAS eje co co NIN ojoje INIT jndu peeds dwog jndu exeJg duo jeuBis win 81 dwog leuis uun yyy ele dwo dwo dwo dwo dwo duo dwo duo duo dwo duo dwo dwo duo dwo duo e Josu PI Y Josuas epis 146Iy jno euit SNAA euuejuv eDesse N esuodsey q euuajuy abessay uo i9Mog euuajuy edwoy ee jos euusjuy Ndd ejeq Aouanbas4 euuajuy ejeg yynwizy euus uy weJbOld NVsS euuejuy uonoefu Aouanbas4 euuajuv uone inpo N JaAIesueJ euuejuy 9SION J9AIGoSUEJ euua uy jdnujeyu 3qy euuejuy oDesse N Jasoy euusgjuy jno eui SNA LUN erds q Je ug jno euur uoneoiunuiuo ICI SNAA HUN Aeldsiq JeAuq abessaj asuodsay qj yun Aejdsig Jang dwo abessal uo Jewog UN ejdsig JeAug dwo JeAuq Jayeads yun ejdsiq JeAuqg Jayeads yun ejdsiq JeAuq dwo abuey un Aejdsiq JeAuq dwo awWINjo Pun ejdsig JeAuq eDesse N josey Pun ejdsig Je ug peoemfo9 duo Josuas uJn oJ c dwo 90 2 8UJI e93 duJo INOHd33 dwog Ad3 LVd WYYAN dwog INVHAN dwo9 Z20 82 S ayepdn LOJO INO st TIT INININTN NINININININTN TST IN TIN ojojo sek o2 se
30. 3ohmsand gt connector pin D6 if resistance between pin D6 and Driver Display and ground is more than 10K 4 way connector ohms or open circuit OL pin A Central Processing Unit 32 way connector pin D6 and ground If any of the above conditions Repair OEM wiring harness between are not met Driver Display Unit and Central Processing Unit Go to Step V V GM A e GROUND n z 1 ni xo wn 1d Eel 4 gt o gt D n e 2 10 Fault Isolation Procedures Power Up Sequence Test continued Step G Procedure Key off Disconnect Central Processing Unit 32 way connector and Front Antenna 4 way connector Measure resistance between Central Processing Unit 32 way connector pin C3 and Antenna 4 way connector pin 4 Central Processing Unit 32 way connector pin C3 and ground E gt Condition If resistance between pin C3 and pin 4 is 0 to 3 ohms and if resistance between pin C3 and ground is more than 10K ohms or open circuit OL If any of the above conditions are not met
31. Bendix Bendix VORAD Collision Warning System unti Troubleshooting Guide Bendix VORAD Collision Warning System BW2849 Formerly VOTS0030 December 2011 EVT 300 Fault Isolation Procedures General Warnings Suggested Tools Before starting a vehicle NEXIQ Technologies 1 800 639 6774 www NEXIQ com 1 Sit in the driver s seat Part No Place the vehicle in neutral 104004 Pro Link GRAPHIQ Set the parking brake 208040 Multi Protocol Cartridge MPC 804001 MPC Eaton System Software Disengage the clutch 501003A Data Cable Before working on the vehicle or leaving the cab with the engine 405048 6 and 9 Pin Deutsch Diagnostic Adapter running 125032 USB Link Vehicle Link Adapter 1 Place the vehicle in neutral c0 Ju 2 Setthe parking brake Bendix 1 800 AIR BRAKE www bendix com 3 Block the wheels ME EM ServiceRanger 2 8 PC based Diagnostics Do not operate the vehicle if the alternator lamp is lit or if the For EVT 300 specific ServiceRanger gauges indicate low voltage questions call Bendix at 1 800 AIR BRAKE Standard Commercial Product VoWOHM Meter VOM Related Publications For more information call 1 800 AIR BRAKE in the U S Canada and Mexico Table of Contents Section 1 Introduction Section 3 Symptom Isolation Procedures P o Diagnostic PrOCedUla canasta 1 1 Symptom Tests Fault Code Retrieval and Clearing 1 2 9 Fault Code Isolation
32. Code Retrieval and Clearing on page 1 2 Condition If no codes If code 15 appears If code other than 15 appears Action Test complete Return to Step A to find error in testing See Fault Code Isolation Procedure Index on page 1 3 o EE T T 2 42 Fault Isolation Procedures Component Code 16 SID 11 FMI 2 Left Side Sensor Overview This fault code indicates an electrical failure of the Left Side Sensor Detection Starting at key on and throughout the operation the Central Processing Unit constantly monitors the feedback from the Left Side Sensor Fallback This fault will not allow the Bendix VORAD system to detect objects on the left side of the vehicle Harness Required Tools Basic Hand Tools e Digital Volt Ohm Meter Troubleshooting Guide PC based or Hand held Diagnostic Tool Possible Causes This fault code can be caused by any of the following Wiring Harness Left Side Sensor Central Processing Unit System Configuration Central Processing Unit Left Side Sensor Fault Isolation Procedures Code 16 SID 11 FMI 2 Left Side Sensor Step A Procedure Condition Action 1 Key off 2 Is vehicle equipped with a If the vehicle has a Left Side Go to Step B Left Side Sensor Sensor EE d If the vehicle does not have a The Central Processing Unit Left Side Sensor gt has been programmed for a Left Side Sensor
33. ND Action Go to Step C Repair ground path for Bendix VORAD system Go to Step A Electrical Pretest continued Step C Procedure Key off Connect negative battery cable Key on Measure voltage between 32 way connector pin C 1 and C 2 Fault Isolation Procedures Condition If voltage is within 6 volts of battery voltage If voltage is outside of range Action Test complete Repair power path for Bendix VORAD system Fuse may be blown Reconnect all connectors Go to Step A m D O e Si o n D e D e e 24 Fault Isolation Procedures Power Up Sequence Test Overview Required Tools A failure during the power up self check indicates a failure of the Digital Volt Ohm Meter Central Processing Unit i d Possible Causes Detection Central Processing Unit The power up self check is performed automatically each time the key is turned on Turn the key on and watch the Driver Display Unit If lights on the Driver Display Unit remain on after 15 seconds or Vehicle Harness never come on the self check has failed NOTE Not applicable for Freightliner IDI Integrated Dash Interface Fallback
34. Procedure Index 1 3 Antenna Not Detecting Targets 1 EE Driving Techniques 2 rccte tees 14 Antenna Target Detection Test sssss 2 E Symptom Driven Index sss 1 7 Side Sensor Not Detecting Targets E Side Sensor Detection Test sss a Section 2 Fault Isolation Procedures Driver Card Not ReadMe 3 11 Driver Detection Test sse 3 12 Pretests Appendix Electrical Pretest esr eee pes 2 1 Power Up Sequence Test ssssssssss 2 5 VORAD Wiring Diagram ene A 1 Fault Code Tree x ronieree tea ien Lr red A 3 Component and System Codes Component Code 11 12 SID 254 FMI 4 12 Central Processing Unit CPU 2 19 Component Code 13 34 SID 9 FMI 2 4 5 12 Driver Display Ult rct 2 21 Component Code 14 35 SID 1 2 FMI 2 12 14 Antenna Assembly ees 2 29 Component Code 15 SID 10 FMI 2 Right Side Sensor rre rer ter etc 2 37 Component Code 16 SID 11 FMI 2 Left Side Sensor itc c eA Le eta 2 43 Component Code 21 SID 7 FMI 2 Right Turm SIGNAL terre erect 2 49 Component Code 22 SID 8 FMI 2 Lett Turni Signals ho t ER E Ea 2 53 Component Code 23 SID 3 FMI 2 Brake Input ETOM 2 ceo sts 2 57 Component Code 24 SID 6 FMI 2 Speed lriput ETTO e eer targets 2
35. asure resistance If resistance between pin D9 Go to Step D If working on a between the Bendix and engine ECU pin is 0to 3 Mack engine go to Step E VORAD system ohms Central Processing Unit 32 way connector pin D9 and engine ECU pin see engine OEM for pin location If resistance is outside of Repair J 1939 data link ia range wiring harness between engine ECU and VORAD Central Processing Unit Go to Step V gt 5 S PE 4 i V COM A S i SEE ENGINE OEM FOR PIN LOCATION Lou e Jg n co E m IN 2 70 Fault Isolation Procedures Code 25 32 SID 231 FMI 2 12 14 J 1939 and Cruise Signal Error continued Step D Procedure 1 Key off 2 Measure resistance between the Bendix VORAD system 32 way connector pin D7 and pin D8 Note Make sure the volt ohm meter is on the proper scale 200 ohm scale Condition If resistance between pin D7 and pin D8 is between 50 to 70 ohms If resistance is more than 70 ohms If resistance is less than 50 ohms Action Go to Step E One or both of the terminating resistors on the
36. connector pin C Central Processing Unit 32 way connector pin D4 and ground Fault Isolation Procedures Condition If resistance between pin D4 and pin C is 0 to 3 ohms and if resistance between pin D4 and ground is more than 10K ohms or open circuit OL If any of the above conditions are not met Action Replace Central Processing Unit Go to Step V Repair OEM wiring harness between Driver Display Unit and Central Processing Unit Go to Step V V COM A e GROUND 2 24 Jg o M gt en 1 Ye L apo9 Fault Isolation Procedures Code 13 34 SID 9 FMI 2 4 5 12 Driver Display Unit continued Step E Procedure 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between Central Processing Unit 32 way connector pin D5 and Driver Display 4 way connector pin B Central Processing Unit 32 way connector pin D5 and ground Condition If resistance between pin D5 and pin B is 0 to 3 ohms and if resistance between pin D5 and ground is more than 10K ohms or open circuit OL If any of the above conditions are not met
37. d in the Driver Display Unit The symptom is observed by the driver when no read tones are heard from the Driver Display This fault can be caused by any of the following Unit Fallback Driver Display Unit Faulty Card There is no fallback mode for this symptom Harness LLLA Central Driver Processing Unit Display Unit Symptom Isolation Procedures Driver Card Not Reading Step A Procedure Condition Action 1 Insert Driver Card 2 Was the card read by If the card was read by the Test complete the Driver Display Unit Driver Display Unit mra If the card was not read by Go to Step B the Driver Display Unit Step B Procedure Condition Action 1 Remove the existing card from ihe Diver Display Unit If the card was read by the Test complete 2 Obtain a new card and Driver Display Unit insert it into the Driver Display Unit If the card was not read by the Driver Display Unit Replace Driver Display Unit _ pied JOA Oo 17 La 1 oO ER 9 3 e 77 Lad 3 12 Appendix Bendix VORAD System Wiring Diagram Side Sensor Side Sensor Antenna Assembly Antenna Assembly Left Rear Right Front Side Sensor Side Sensor Display Assembly i Li Rau Display Assembly Right Front H Z H 1 Not Not Populated Populated 432 ACB White IL a Black Dk Green White Red Black Dk Green r
38. des by enabling the VORAD system s self diagnostic mode You can also use a PC based Service Tool such as ServiceRanger 2 8 or a Pro Link tool to retrieve VORAD system fault codes 1 Put the vehicle in neutral 2 Set the parking brake 3 To activate Failure Display Mode press in and hold the Driver Display Unit VOLUME knob while turning the key on Note For software versions 013 and higher hold VOLUME knob in for 8 seconds 4 Wait until the Driver Display Unit s red FAIL indicator light begins flashing two digit fault codes and release the volume knob If no fault codes are found the Driver Display Unit will flash a code 41 At the conclusion of flashing the fault codes the system will flash a code 41 5 TO READ ACTIVE FAULT CODES Position the Driver Display Unit RANGE knob to the left of center and only active codes will be sent to the FAIL indicator light 6 TOREAD INACTIVE FAULT CODES Position the Driver Display Unit RANGE knob to the right of center and only inactive codes will be sent to the FAIL indicator light 7 Observe the sequence of flashes on the indicator lamp and record the codes A one to two second pause separates each stored code and at the conclusion of flashing the fault codes the system will flash a code 41 The sequence automatically repeats after all codes have been flashed CLEARING FAULT CODES 1 Inactive fault codes must be cleared using a PC based Service Tool
39. e Driving Techniques to attempt to set a code See Driving Techniques on page 4 6 Check for Codes See Fault Code Retrieval and Clearing on page 2 Note If problem still exists there may be a software compatibility problem Contact your Bendix representative Condition If code appears Action Test complete See Fault Code Isolation Procedure Index on page 3 Fault Isolation Procedures Power Up Sequence Test continued n 2 1 T xo wn 1d 2 4 EJ o gt D n e This page left blank intentionally 2 18 Fault Isolation Procedures Component Code 11 12 SID 254 FMI 4 12 Central Processing Unit CPU Overview Required Tools This fault indicates an internal failure of the Central Processing Basic Hand Tools Unit e Troubleshooting Guide Detection Possible Causes The Central Processing Unit checks the program memory every time the key is turned on If the Central Processing Unit is able to detect a failure within its own memory it sets these fault codes Fallback Central Processing Unit This fault causes a failure of the Bendix VORAD system Central Processing Unit Fault Isolation Procedures Code 11 12 SID 254 FMI 4 12 Central Processing Unit CPU Step A Procedure Condition Action 1 Key off 2 Retrieve codes If code 11 is active Replace Central Processing Unit If code 11 is inactive Test complete
40. erate the vehicle and attempt to duplicate the driving conditions that triggered the fault code Possible triggers include heat vibration and varying levels of throttle demand It may take up to 75 seconds to set this fault Key on If the fault is present the system should automatically detect the problem and set the code If the fault is not present at key on operate the vehicle and attempt to duplicate the driving conditions that triggered the fault code Possible triggers include heat vibration and varying levels of throttle demand It may take up to 75 seconds to set this fault 41 No Fault or End of Fault Codes einpaooJd a2iAJeg Fault Isolation Procedures Symptom Driving Index Symptom Isolation Procedure Page Number Antenna Not Detecting Targets Antenna Not Detecting Targets Side Sensor Not Detecting Targets Side Sensor Not Detecting Targets Driver Card Not Reading Driver Card Not Reading Fault Isolation Procedures c D 2 s O D v at o o D 2 c This page left blank intentionally Fault Isolation Procedures Electrical Pretest Overview The pretest does not relate to any specific fault code but must be completed before performing Fault Code Isolation Table procedures The pretest verifies the basic electrical inputs before testing individual circuits Detection There is no detection process specifically for the basic electrical supply However failures of thi
41. ey rown White lack White k Grn Yellow Grey Black ellow reen lack CO Co c Co CO Eo 9 D ANAANANANANA TEHA TOP Terminating resistor Ij LO Antenna Transmitter Receiver Assembly Forward looking DNSPISQI ynie A 1 POG Appendix Central Processing Unit m n 2a For VORAD Connect to diagnostics Engine ECM J1587 Data Link LLLI gt oma Ul Ground Harness 12 db Connect to Chassis volts Ground b attery Red C12 ite C13 jus d ez elu J 1587 data link Rei Dk Green Ha C8 mm Blue ed m acl White D13 ch po 014 reen om D16 White C3 UB Black C4 S STAMP fue Violet C5 D QEM S AME Ignition power switched power B od n C1 Red s run to main power lead that Town iio feeds the ignition bus Black White D4 Dk Grn Yellow D5 A C2 Black TO Ground Run to Cab Ground Stud Grey Black D6 oe y c9 Orange Brake Input Optional Black D9 N Connect to Service Brakes C15 Grey Right Turn Signal Input D15 Brown Left Turn Signal Input Optional Engine ECM C1 12 volt switched from Ignition Switch C2 Signal returns grounds and general OEM wiring C3 7 3 volts from CPU C4 Ground wiring C5 VBUSS J 1939 11 data link C6 VBUSS
42. fault code 14 is set Fallback This fault causes a failure of the Bendix VORAD system Antenna Harness Required Tools Basic Hand Tools e Troubleshooting Guide e Digital Volt Ohm Meter PC based or Hand held Diagnostic Tool Possible Causes This fault code can be caused by any of the following e Antenna Assembly OEM Harness Central Processing Unit Central Processing Unit Antenna Software Incompatibility f Central Processing Unit Fault Isolation Procedures Code 14 35 SID 1 2 FMI 2 12 14 Antenna Step A Procedure Condition Action 1 Key off 2 Using a PC based or If FMI 2 exists Go to Step B Hand held Diagnostic UP d Tool check for FMI Failure Mode Identifier codes Note If a diagnostic tool is not If FMI 12 exists Go to Step B 77 available go to Step B E If FMI 14 exists There may be a software ie compatibility problem 1 Contact your Bendix S representative UE x N E Step B Procedure Condition Action 1 Key off 2 Unplug the Antenna 4 way connector 3 Key on 4 Measure voltage between If voltage is 7 0 to 7 5 volts Go to Step E Antenna 4 way connector gt E pin 3 and pin 4 If voltage is outside of range Go to Step C VOLT e EX eos 2 30 Fault Isolation Procedures Code 14 35 SID 1 2 FMI 2 12 14 Antenna continued Step C Procedure Condition Action 1 Key off 2 Disc
43. ge 1 3 Fault Isolation Procedures Code 25 32 SID 231 FMI 2 12 14 J 1939 and Cruise Signal Error continued Lou e Jg N co m ne I This page left blank intentionally 2 74 Fault Isolation Procedures Component Code 31 SID 250 FMI 2 J 1587 Data Link Error Overview Required Tools This fault code indicates the Bendix VORAD system failed to Basic Hand Tools communicate with the engine over the J 1587 data link Digital Voli Ohm Meter Detection Troubleshooting Guide Starting at key on and throughout the operation the VORAD Central Processing Unit constantly monitors the communication with the engine ECU If a communication fault occurs for more than This fault code can be caused by any of the following 2 5 seconds this fault is set Fallback Possible Causes J 1587 Data Link Engine ECU This fault causes a failure of the VORAD system Central Processing Unit Connect to Engine ECW J1587 Data Link For VORAD diagnostics O i O JcD GSP 9889 G F S Harness Central P4 Processing Unit Fault Isolation Procedures Code 31 SID 250 FMI 2 J 1587 Data Link Error Step A Procedure Condition Action 1 Key off 2 Disconnect the Central Processing Unit 32 way connector 3 Disconnect engine ECU connector which contains the J 1587 data link 4 Measure resistance between Central Processing If resistance between
44. he driving conditions that triggered the fault code Possible triggers include heat and vibration einpaooJd a2iAJeg Antenna Component Key on If the fault is present the system should automatically detect the problem and set the code If the fault is not present at key on operate the vehicle and attempt to duplicate the driving conditions that triggered the fault code Possible triggers include heat and vibration Right Side Sensor Component Key on If the fault is present the system should automatically detect the problem and set the code If the fault is not present at key on operate the vehicle and attempt to duplicate the driving conditions that triggered the fault code Possible triggers include heat and vibration Left Side Sensor Component Key on If the fault is present the system should automatically detect the problem and set the code If the fault is not present at key on operate the vehicle and attempt to duplicate the driving conditions that triggered the fault code Possible triggers include heat and vibration Fault Isolation Procedures Hand Held Codes so fF T Type of Code Driving Technique Key on If the fault is present the system should automatically detect the problem and set the code If the fault is not present at key on operate the vehicle and attempt to duplicate the driving conditions that triggered the fault code Possible triggers include heat and vibration Key on If the fault is pre
45. hout the operation the Central Processing Unit constantly monitors the feedback from the right turn signal Fallback This fault will not allow the Bendix VORAD system to detect objects when the operator is making a right turn Harness Required Tools Basic Hand Tools Digital Volt Ohm Meter Troubleshooting Guide PC based or Hand held Diagnostic Tool Possible Causes This fault code can be caused by any of the following Central Processing Unit OEM Harness Right Turn Signal f Processing Unit Turn Signal Fault Isolation Procedures Code 21 SID 7 FMI 2 Right Turn Signal Step A Procedure Condition Action 1 Key off 2 Is the vehicle equipped If equipped with a Right Go to Step B with a Right Side Sensor gt Side Sensor TUE If not equipped with a The Central Processing Unit Right Side Sensor gt has been programmed for a Right Side Sensor With a PC based or Hand held Diagnostic Tool place the Right Side Sensor option in NO position Go to Step V Step B Procedure Condition Action 1 Key off 2 Disconnect the 32 way Central Processing Unit connector 3 Key on 4 Measure voltage between If voltage is below 5 volts Go to Step C Central Processing Unit d 32 way connector pin C2 and C15 Note Do not short pins while If voltage is outside or range Repair OEM wiring harness as performing measurement gt required Go to Step V
46. iew This fault code indicates an electrical problem in the left turn signal input The input from the left turn signal did not match the current operating conditions Detection Starting at key on and throughout the operation the Central Processing Unit constantly monitors the feedback from the left turn signal Fallback This fault will not allow the Bendix VORAD system to detect objects when the operator is making a left turn Harness Required Tools Basic Hand Tools e Digital Volt Ohm Meter Troubleshooting Guide PC based or Hand held Diagnostic Tool Possible Causes This fault code can be caused by any of the following Central Processing Unit OEM Harness Left Turn Signal Central Processing Unit Left Turn Signal Fault Isolation Procedures Code 22 SID 8 FMI 2 Left Turn Signal 77 Step A Procedure Condition Action S E 1 Key off z 2 Is the vehicle equipped If equipped with a Left Go to Step B N with a Left Side Sensor gt Side Sensor r If not equipped with a The Central Processing Unit Left Side Sensor has been programmed for a Left Side Sensor With a PC based or Hand held Diagnostic Tool place the Left Side Sensor option in NO position Go to Step V Step B Procedure Condition Action 1 Key off 2 Disconnect the 32 way Central Processing Unit connector 3 Key on 4 Measure voltage between If voltage is below 5 volts Go to Step C Central Processi
47. ircuit OL If resistance is out of range Repair OEM wiring harness between Left Side Sensor and Central Processing Unit Go to Step V V GM A e GROUND ru OX ial o Fault Isolation Procedures Code 16 SID 11 FMI 2 Left Side Sensor continued Step V Procedure Condition Action 1 Key off Reconnect all connectors Key on Clear Codes See Fault Code Retrieval and Clearing on page 1 2 A Ww N 5 Use Driving Techniques to attempt to reset the code See Driving Techniques on page 1 4 6 Check for Codes See If no codes Test complete Fault Code Retrieval and EE Clearing on page 1 2 If code 16 appears Return to Step A to find error in testing If code other than 16 appears See Fault Code Isolation Procedure Index on page 1 3 oO NE Tl I 2 48 Fault Isolation Procedures Component Code 21 SID 7 FMI 2 Right Turn Signal Overview This fault code indicates an electrical problem in the right turn signal input The input from the right turn signal did not match the current operating conditions Detection Starting at key on and throug
48. ll not allow the Bendix VORAD system to detect Wiring Harness objects on the right side of the vehicle e Right Side Sensor Central Processing Unit System Configuration Right Side Sensor Harness f Central Processing Unit Fault Isolation Procedures Code 15 SID 10 FMI 2 Right Side Sensor Step A Procedure Condition Action 1 Key off 2 Is vehicle equipped with a If the vehicle has a Right Side Go to Step B Right Side Sensor Sensor T If the vehicle does not have a The Central Processing Unit Right Side Sensor has been programmed for a Right Side Sensor With a PC based or Hand held Diagnostic Tool place the Right Side Sensor option in NO position Go to Step V Step B Procedure Condition Action 1 Key off 2 Disconnect 3 way stub connector at the Right Side Sensor cu e 3 Key on o 4 Measure voltage between Pins A and B If voltage between pins A m s Pins Aand C and B is 1 8 to 2 5 volts and If voltage between pins A Replace Right Side Sensor and C is 7 0 to 7 5 volts Goto Step V If voltage is outside of range Go to Step C cu wb wo 20CQ gt 2 38 Fault Isolation Procedures Code 15 SID 10 FMI 2 Right Side Sensor continued Step C Procedure Condition Action 1 Key off 2 Disconnect Central Processing Unit 32 way connector
49. n to Step A to find error in testing If code other than 31 appears See Fault Code Isolation Procedure Index on page 1 3 Fault Isolation Procedures Code 31 SID 250 FMI 2 J 1587 Data Link Error continued This page left blank intentionally Jg N a e ae Fault Isolation Procedures Component Code 33 SID 248 FMI 12 VBUS Error Overview This fault code indicates the Antenna Central Processing Unit and or Driver Display Unit are unable to communicate Detection Starting at key on and throughout the operation the Central Processing Unit constantly monitors the communication with the Antenna and Driver Display Unit If a communication fault occurs for more than 5 seconds fault code 33 is set Fallback This fault causes a failure of the Bendix VORAD system Harness Driver Display Unit Required Tools Basic Hand Tools Troubleshooting Guide e Digital Volt Ohm Meter Possible Causes This fault code can be caused by any of the following OEM Harness e Antenna Assembly Central Processing Unit Driver Display Unit Central Processing Unit Fault Isolation Procedures Code 33 SID 248 FMI 12 VBUS Error Step A Procedure Condition Action 1 Key off 2 Disconnect the Central Processing Unit 32 way connector Jg N A en TI pm un 3 Measure resistance between Central Processing If resistance between pin C5 Go to Step B Uni
50. ng Unit 32 way connector pin D15 and C2 Note Do not short pins while If voltage is outside of range Repair OEM wiring harness performing measurement as required Go to Step V 2 54 Fault Isolation Procedures Code 22 SID 8 FMI 2 Left Turn Signal continued Step C Procedure Condition Action 1 Key off 2 Turn on left turn signal 3 Measure voltage between If voltage measures within 2 Replace Central Processing Central Processing Unit gt volts of battery voltage Unit Go to Step V 32 way connector pins Misang ee If voltage is outside of range Repair OEM wiring harness as required Go to Step V Fault Isolation Procedures Code 22 SID 8 FMI 2 Left Turn Signal continued D Step V Procedure Condition Action S ET 1 Key off z 2 Reconnect all connectors N 3 Key on 4 Clear Codes See Fault Code Retrieval and Clearing on page 1 2 5 Use Driving Techniques to attempt to reset the code See Driving Techniques on page 1 4 6 Check for Codes See If no codes Test complete Fault Code Retrieval and EE Clearing on page 1 2 If code 22 appears Return to Step A to find error ri in testing If code other than 22 appear
51. onnect Central Processing Unit 32 way connector 3 Measure resistance between Central Processing If resistance between C3 and Go to Step D Unit 32 way pin 4is 0 to 3 ohms and if connector pin C3 resistance between pin C3 and Antenna 4 way and ground is more than 10K connector pin 4 ohms or open circuit OL Central Processing Unit 32 way connector pin C3 and ground If any of the above conditions Repair OEM wiring harness are not met gt between Antenna and Central Processing Unit Go to Step V V GM A e GROUND O1 4 ES ole Fault Isolation Procedures Code 14 35 SID 1 2 FMI 2 12 14 Antenna continued Step D Procedure Condition Action 1 Key off 2 Measure resistance between Central Processing If resistance between pin C4 Replace Central Processing Unit 32 way andpin3is0to 3ohmsand Unit Go to Step V connector pin C4 if resistance between pin C4 and Antenna 4 way and ground is more than 10K connector pin 3 ohms or open circuit OL 77 Jg Central Processing gt o Unit 32 way D a connector pin C4 1 cE and ground Se N oe If any of the above conditions Repair OEM wiring harne
52. onnector 3 Key on 4 Measure voltage between If voltage is 7 0 to 7 5 volts Go to Step E Driver Display Unit 4 way I connector pin D and pin C If voltage is outside of range Go to Step C 2 22 Fault Isolation Procedures Code 13 34 SID 9 FMI 2 4 5 12 Driver Display Unit continued Step C Procedure Condition Action 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between Central Processing If resistance between D3 and Go to Step D Unit 32 way DisOto 3 ohms and if sai connector pin D3 resistance between pin D3 and Driver Display and ground is more than 10K 4 way connector ohms or open circuit OL pin D Central Processing Unit 32 way connector pin D3 and ground If any of the above conditions Repair OEM wiring harness are not met between Driver Display Unit and Central Processing Unit Go to Step V GROUND Code 13 34 SID 9 FMI 2 4 5 12 Driver Display Unit continued Step D Procedure 1 Key off 2 Measure resistance between Central Processing Unit 32 way connector pin D4 and Driver Display 4 way
53. pin C7 Go to Step B Unit 32 way andengine ECU pin is 0 to 3 connector pin C7 ohms and if resistance and engine ECU pin between pin C7 and ground see engine OEM is more than 10K ohms or for pin location open circuit OL Central Processing Unit 32 way pin C7 and ground If resistance is outside of Repair J 1587 data link wiring gt range harness between engine ECU and Central Processing Unit Go to Step V SEE ENGINE OEM FOR PIN LOCATION GROUND o N a e a Fault Isolation Procedures Code 31 SID 250 FMI 2 J 1587 Data Link Error continued Step B Procedure Condition Action 1 Key off 2 Measure resistance between Central Processing If resistance between pin C8 Go to Step C Unit 32 way andengine ECU pinis0to 3 connector pin C8 ohms and if resistance and engine ECU pin between pin C8 and ground see engine OEM is more than 10K ohms or for pin location open circuit OL Central Processing Unit 32 way pin C8 and ground If resistance is outside of Repair J 1587 data link wiring range harness between engine ECU and Central Processing Unit Go to Step V
54. r codes Replace Central Processing gt Unit Goto Step V Fault Isolation Procedures Code 14 35 SID 1 2 FMI 2 12 14 Antenna continued Step V A Ww N Check for Codes See Procedure Condition Key off Reconnect all connectors Key on Clear Codes See Fault Code Retrieval and Clearing on page 1 2 Use Driving Techniques to attempt to reset the code See Driving Techniques on page 1 4 If no codes Fault Code Retrieval and Clearing on page 1 2 Note If problem still exists there may be a software compatibility problem Contact your Bendix representative If code 14 appears If code other than 14 appears Action Test complete Lom 2 N mn N N Return to Step A to find error in testing See Fault Code Isolation Procedure Index on page 1 3 2 36 iz 2 D gt w a Fault Isolation Procedures Component Code 15 SID 10 FMI 2 Right Side Sensor Overview Required Tools This fault code indicates an electrical failure of the Right Side Basic Hand Tools Pengo Digital Volt Ohm Meter Detection Troubleshooting Guide Starting at key on and throughout the operation the Central e PC based or Hand held Diagnostic Tool Processing Unit constantly monitors the feedback from the Right Side Sensor Possible Causes Fallback This fault code can be caused by any of the following This fault wi
55. resistance between D3 and pin D is 0 to 3 ohms and if resistance between pin D3 and ground is more than 10K ohms or open circuit OL Go to Step D If any of the above conditions are not met Repair OEM wiring harness between Driver Display Unit and Central Processing Unit Go to Step V 2 T Fault Isolation Procedures Power Up Sequence Test continued Step D 1 Key off 2 Measure resistance between Procedure Central Processing Unit 32 way connector pin D4 and Driver Display 4 way connector pin C Central Processing Unit 32 way connector pin D4 and ground Condition Action If resistance between pin D4 and pin C is 0 to 3 ohms and if resistance between pin D4 and ground is more than 10K ohms or open circuit OL Go to Step E If any of the above conditions are not met Repair OEM wiring harness between Driver Display Unit and Central Processing Unit Go to Step V OHMS OHMS V COM A Fol GROUND
56. rget 2 If the Side Sensor Display Test complete to 10 feet 0 61 3 m indicates that a target is ES E from but directly in detected D e front of the Side Q 0 Sensor o L 5 4 2 If the Side Sensor Display Go to Step C A o does not indicate a target is present Symptom Isolation Procedures Side Sensor Not Detecting Targets continued Step C Procedure Condition Action 1 Key on 2 Disconnect 4 way connector at the Side Sensor Display 3 Key on 4 Measure voltage If voltage between pins 2 Go to Step D between pins 2 and 3 and3is7 0to 7 5 volts LS If voltage is outside of range Go to Step E 3 5 Symptom Isolation Procedures Side Sensor Not Detecting Targets continued Step D Procedure Condition Action 1 Key on 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between 32 way pin C16 If resistance between C16 Replace Side Sensor Display and 4 way pin 4 andpin4is 0 to 0 3 ohms Go to Step V e 32 way pin C16 and ground EE If resistance between C16 Go to Step E and ground is more than 10K ohms or open circuit OL If resistance is outside of Repair OEM harness between range Side Sensor Display and Central Processing Unit Go to Step V Josuas apis Oo 17 La 1 7 m 9 E D 77 e
57. s See Fault Code Isolation Procedure Index on page 1 3 2 56 Fault Isolation Procedures Component Code 23 SID 3 FMI 2 Brake Input Error Overview This fault code indicates an electrical problem in the brake input The signal from the bake pedal J 1939 or J 1587 data link did not match the current operating conditions Detection Starting at key on and throughout the operation the Bendix VORAD system Central Processing Unit constantly measures this circuit A failure mode of short to battery short to ground open circuit or bad data is detected Fallback This fault causes a failure of the VORAD system Harness Required Tools Basic Hand Tools e Digital Volt Ohm Meter Troubleshooting Guide PC based or Hand held Diagnostic Tool Possible Causes This fault code can be caused by any of the following Central Processing Unit OEM Harness Engine ECU Central Processing Unit Fault Isolation Procedures Code 23 SID 3 FMI 2 Brake Input Error Step A Step B Procedure 1 Key off 2 Verify the vehicle brake lights are working T correctly Procedure 1 Using a PC based or Hand held Diagnostic Tool verify vehicle gt brake configuration Condition If the brake lights are working correctly If the brake lights are not working correctly Condition If configuration is set to Discrete If vehicle uses J 1939 or J 1587 configuration If
58. s type are generally detected by the Bendix VORAD system or the driver as some other type of fault code or symptom Fallback There is no fallback for the electrical pretest however it may affect other systems Harness 2 1 Required Tools Basic Hand Tools e Digital Volt Ohm Meter Troubleshooting Guide Possible Causes This pretest can be used for any of the following Corroded Power Contacts Blown Fuse Wiring Harness Low Batteries Electrical Pretest Step A Procedure Key off Inspect starter battery connections for integrity Measure voltage across battery Fault Isolation Procedures Condition If voltage is 11 to 13 volts ona 12 volt system or 22 to 26 on a 24 volt system If voltage is outside of range Action Go to Step B Repair or replace batteries and charging system as required Repeat this step 2 2 m D O e Si o n D e D e e Fault Isolation Procedures Electrical Pretest continued Step B 2 3 Procedure Condition Key off Disconnect negative battery cable Disconnect 32 way connector from Central Processing Unit Measure resistance If resistance is 0 to 5 ohms between 32 way connector pin C 2 and ground If resistance is outside of range GROU
59. sent the system should automatically detect the problem and set the code If the fault is not present at key on operate the vehicle and attempt to duplicate the driving conditions that triggered the fault code Possible triggers include heat and vibration Key on Apply service brake for a minimum of 8 seconds If the fault is present the system should automatically detect the problem and set the code If the fault is not present at key on operate the vehicle and attempt to duplicate the driving conditions that triggered the fault code Possible triggers include heat and vibration Select a forward gear and drive at a steady speed no slower than 10 MPH It may be necessary to operate the vehicle for a prolonged period of time if the cause of failure is related to heat and vibration Key on If the fault is present the system should automatically detect the problem and set the code If the fault is not present at key on operate the vehicle and attempt to duplicate the driving conditions that triggered the fault code Possible triggers include heat vibration and varying levels of throttle demand It may take up to 75 seconds to set this fault Fault Isolation Procedures Hand Held Codes Held Codes Description Type of Code Driving Technique J 1587 Data Link Signal l Key on If the fault is present the system should automatically detect the problem and set the code If the fault is not present at key on op
60. ss Ret od are not met gt between Antenna and Central AN rw Processing Unit Go to Step V OHMS V COM A 5 EOI co V GM A 9 GROUND O1 40 ES oki 1 2 32 Fault Isolation Procedures Code 14 35 SID 1 2 FMI 2 12 14 Antenna continued Step E Procedure Condition Action 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between Central Processing If resistance between pin C5 Go to Step F Unit 32 way andpin2is0to 3ohmsand 9 gt connector pin C5 if resistance between pin C5 and Antenna 4 way and ground is more than 10K connector pin 2 ohms or open circuit OL Central Processing Unit 32 way connector and pin C5 and ground If any of the above conditions Repair OEM wiring harness are not met between Antenna and the Central Processing Unit Go to Step V GROUND
61. such as ServiceRanger 2 8 or a Pro Link tool Active fault codes change to inactive fault codes when the fault has been corrected Clear inactive fault codes Turn key off and allow system to power down Start vehicle and verify no fault codes reoccur wn D s s O D U o O D Q D Fault Isolation Procedures Fault Code Isolation Procedure Index Fault Hand Held Codes Codes FMI Description Type of Code Page Number ma fe eas owerbspeyus oomen 2 21 hes 12 orza Antenna Assembly Component 20 fis 2 ise Senor anponenr 28 he n fe ese Sensor Componenti m firms component 8 ix e fe seeimpusger Component 2 m lwreetedranodes Fault Isolation Procedures Driving Techniques Hand Held Codes Description Type of Code Driving Technique Central Processing Unit Component Key on If the fault is present the system should automatically detect the problem and set the code If the fault is not present at key on operate the vehicle and attempt to duplicate the driving conditions that triggered the fault code Possible triggers include heat and vibration Driver Display Unit Component Key on If the fault is present the Not applicable for system should automatically detect the Freightliner IDI problem and set the code If the fault is not present at key on operate the vehicle and attempt to duplicate t
62. t 32 way andpin2is0to 3ohmsand connector pin C5 if resistance between pin C5 and Antenna 4 way and ground is more than 10K connector pin 2 ohms or open circuit OL Central Processing Unit 32 way connector and pin SE GO GENIUS If any of the above conditions Repair OEM wiring harness are not met between Antenna and the Central Processing Unit Go to Step V GROUND E0 2 82 Fault Isolation Procedures Code 33 SID 248 FMI 12 VBUS Error continued Step B Procedure 1 Key off 2 Measure resistance between Central Processing Unit 32 way connector pin C6 and Antenna 4 way connector pin 1 Central Processing Unit 32 way pin C6 and ground Condition Action If resistance between pin C6 and pin 1 is 0 to 3 and if resistance between pin C6 and ground is more than 10K ohms or open circuit OL Go to Step C If any of the above conditions are not met Repair OEM wiring harness between Antenna and Central Processing Unit Go to Step V OHMS V COM A
63. t complete y d repaired E pi 2 Drive vehicle to determine whether the complaint has been repaired Return to Step A to find error in If complaint has not been testing repaired Fault Isolation Procedures Side Sensor Not Detecting Targets Overview This symptom driven test is performed when the Bendix VORAD system fails to detect objects properly Detection The VORAD Central Processing Unit has no fault detection capability for this symptom The symptom is observed by the driver when objects at 2 10 feet 0 61 3 m are not detected The red light also illuminates when the side sensor has failed Fallback There is no fallback mode for this symptom The Side Sensor will not operate properly Harness 3 3 Required Tools PC based or Hand held Diagnostic Tool Possible Causes This fault can be caused by any of the following Side Sensor Faulty Wiring Right Side Sensor Central Processing Unit Fault Isolation Procedures Side Sensor Not Detecting Targets Step A Procedure Condition Action 1 Key on 2 Using a PC based or If properly configured Go to Step B Hand held Diagnostic Ed d Tool confirm the vehicle is configured for a Left Right or Both Side Sensor s If not properly configured Using a PC based or Hand held Diagnostic Tool place the Side Sensor option s in the yes position Go to Step V Step B Procedure Condition Action 1 Key on 2 Place a moving ta
64. tep Procedure 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between Central Processing Unit 32 way connector pin C5 and Antenna 4 way connector pin 2 Central Processing Unit 32 way connector pin C5 and ground Condition Action If resistance between pin C5 and pin 2 is 0 to 3 ohms and if resistance between pin C5 and ground is more than 10K ohms or open circuit OL Go to Step J Repair OEM wiring harness between Antenna and the Central Processing Unit Go to Step V If any of the above conditions are not met GROUND gt Fault Isolation Procedures Power Up Sequence Test continued Step J Procedure Condition 1 Key off 2 Measure resistance between Central Processing If resistance between pin C6 Unit 32 way andpin 1 is 0 to 3 ohms and connector pin C6 if resistance between pin C6 and Antenna 4 way and ground is more than 10K connector pin 1 ohms or open circuit OL Central Processing Unit 32 way connector and pin C6 and ground If any of the above conditions are not met
65. ut Error Overview This fault code indicates an electrical problem in the speed source The signal from the road speed source did not match the current operating conditions Detection Starting at key on and throughout the operation the Central Processing Unit constantly monitors the feedback from the road speed source If the feedback is out of range the fault code is set Fallback This fault causes a failure of the Bendix VORAD system Harness Required Tools Basic Hand Tools e Digital Volt Ohm Meter Troubleshooting Guide PC based or Hand held Diagnostic Tool Possible Causes This fault code can be caused by any of the following Central Processing Unit OEM Harness Speed Sensor J 1939 or J 1587 f Central Processing Unit Fault Isolation Procedures Code 24 SID 6 FMI 2 Speed Input Error Step A Procedure 1 Using a PC based or Hand held Diagnostic Tool verify vehicle speed configuration Step B Procedure 1 Key off 2 Disconnect Central Processing Unit 32 way connector 3 Measure resistance between Central Processing Unit pins C10 and C11 Condition Action If configuration is set to Discrete Go to Step B If vehicle uses J 1939 or J 1587 configuration Repair OEM wiring harness J 1587 or J 1939 data link may not be connected to the Bendix VORAD system Go to Step V Condition Action Note If 32 way connector does not have pins in C10 and C11
66. ve If code other than 33 appears Action Test complete Return to Step A to find error in testing See Fault Code Isolation Procedure Index on page 1 3 2 86 Jg N D Kad TI pm un Symptom Isolation Procedures Antenna Not Detecting Targets Overview This symptom driven test is performed when the Bendix VORAD system fails to detect objects properly Detection The VORAD Central Processing Unit has no fault detection capability for this symptom The symptom is observed by the driver when objects at 100 feet 30 m or closer are not detected or no headway or detect light is observed Fallback There is no fallback mode for this symptom The Front Antenna will not operate properly Antenna Harness 3 1 Required Tools PC based or Hand held Diagnostic Tool Possible Causes This fault code can be caused by any of the following Front Antenna Central Processing Unit Symptom Isolation Procedures Antenna Not Detecting Targets Step A Procedure Condition Action 1 Align the Antenna using Antenna is aligned properly Go to Step V the Antenna Assembly Alignment Procedure in the Bendix VORAD system Service Manual BW2863 Note If fail light is on go to Antenna can not be aligned Replace Antenna the appropriate isolation properly Go to Step A procedure gI 3 3 Step V Procedure Condition Action ae E 1 Key on If complaint has been Tes
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