Transform any computer into a powerful automotive
Contents
1. I Connected ean Mew Vehicle COM ELM327v1 0a Te 0109 Rx 410974 Image 12 Dynamometer GJ TIP The Dynamometer tool Image 12 allows you to Wheel spin will lead to easily estimate a vehicle s horsepower and torque inaccurate results curves throughout a specific RPM band Accuracy of the ProScan Dyno The most reliable way to dyno a vehicle is with the use of a chassis dynamometer However ProScan is able to estimate a vehicle s horsepower and torque curves based upon factors such as vehicle weight and acceleration As with all acceleration based dyno tools such as the popular G Tech there are many environmental factors that cannot be controlled e g wheel spin aerodynamic drag road condition slope etc These factors can lead to unreliable results if care is not taken to minimize their impact 21 Tips for Best Results with the ProScan Dyno Tool You will need to be on a level road surface If you are accelerating downhill your vehicle will accelerate quicker than normal and ProScan will think your vehicle has more power than it truly does If you accelerate uphill ProScan will under rate your vehicle s power You will need to avoid wheel spin ProScan cannot determine when your vehicle is spinning its tires If you spin your vehicle s wheels ProScan will think you are accelerating faster and the resulting horsepower and torque calculations will be higher than actual You need to make certain that your veh2. Transform any computer into a powerful automotive diagnostic scan tool with performance analysis capabilities Visit us online at MyScanTool com Copyright 2005 2006 by Gore Research All Rights Reserved Revision 05 16 06 Table of Contents W LOTTA casted ea rs aca cee ear esas AA te eR esehd se name acted daa ett 3 IA O AA WA AA tan ame AA ice et ce T AA AA 4 Geuns SANGA WANIPE ai gt Hardware and Software Requirements wwvenanannnnnnnennnnannnwnmwnnnnnnnewwewa gt Installing ProScan from CD RO Mwika gt Installing ProScan from the Website wwnewnnnnnnnnnnnwnanannanenemenannnanewwwewa gt Te E AA WA IA AA AAA 6 RESIS tering PI 7 PLOS CANS WOOMS aa 8 Venicle Conneccion MIAN ACC ia 8 VeMICle STATS MA TA KA AAA AWE AAA aie oeancaneeueceeuaate nce acnomae wake 10 Dias nostic Trouble Ma aite reer 13 Freeze Fraime BA AAA AAA AWA aera nc telnet a Race aaa 15 O XY SSN SENSOR Te Sloan E vusauanssvorustearaautauanerd AAA 16 Live ovens or Cal AA AA AA AA AA ADI MN KA 18 LIVES OS IA ua 19 Race La AA AWA UA AWA a a 20 Dy TONG LOT AWA IA WAA AAA WA WA WA ABA 21 DiasnostiCRePOrt Generar ten aiaa t enue r ice Medecine alan 23 JE WIN remem rane E EN SR KA EA A eee 29 COMMUNI CANON LOS ese ae E a ansselaniiee auniania alti 26 VSS Pree Aaa 27 Vehicle Prone Manas AA 28 COMMUMICALION SCTUINGS AA 30 Diagnostic Trouble Code BreakdoWn nneesssooennssssssseoeers
3. ProScan will If you don t see the Connect attempt to detect and initialize the interface hardware button make sure your display and then establish communication with the vehicle is set to 96 dpi Each step of this process can be monitored with the Connection Status Checklist that is displayed on the right half of the window Green Circle Image 1 A green checkmark Image 3 will appear next to tasks once they have been successfully completed If a task fails a red X Image 4 will appear next to the task Image 3 Task Succeeded Indicator Image 4 Task Failed Indicator Once all tasks complete successfully the red Disconnected label will change to a green Connected label and the ProScan software will have an active connection with the vehicle You can then switch to the ProScan tool of your choice and begin your diagnostic session Vehicle Status Monitor Toolbar Icon oO gE o Proscan ehicle Status Monitor mO File View Tools Help _ mas EERE Continuous Tests Hon Continuaus Tests Name Completed Name Completed Misfire TEs Catalyst YES Fuel System TES Heated Catalyst Not Supported Comprehensive Component YES Evaporative System YES Secondary Air System YES A C System Refrigerant Mot Supported Fuel System 1 Oxygen Sensor YES Open Loop Has not yet satisfied conditions to go closed Oxygen Sensor Heater YES loop EGR System YES Fuel System He Vehicle OBD Requirements Open Loop Has no
4. ATZ Rs ATZELM 32 y1 Dal TZE LM S21 Oa ATZ Te ATED Rs ATEQOR ATEOQOEK ATEQO Te ATLO RAs OKOK ATLO Te ATI Rs EL 32 VI OalELM32 y1 0a ATI Te ATST Se RAs OKOK ATST 32 Ts 0100 Rs 41 00BFBFFO14 4100BFBFFS1 4 0100 Ts 0113 Rs 41737 3 4117373 0113 Switched Active Tool Yehicle Status Wonitor Te 0101 RAs 4171010007 000 41010007E000 0101 Ts 0103 Fes 41030101 41030101 0103 Ts 011E Rs 411E12 411E12 011E Ts 0112 Rs 411204411204 0112 Ts 011C Rx 411C01 411C01 011C Ts 0113 Rs 4113131411313 0113 Te ATRY Rs 14 00 4 07 ATR Te 0101 RAs H101000rEDO0H O0 00OFE QOO 0107 wt COM ELM 32 y1 0a Ts OF Re 4 01 020000000 omy Hew Vehicle Image 16 Communication Log The Communication Log Image 16 maintains a history of all requests sent to the vehicle and all responses received during a single ProScan session This log is made viewable so that if any technical difficulties arise you can provide a copy of the log along with customer support inquiries The log should provide customer support representatives with sufficient information to quickly pinpoint the exact problem and provide assistance Therefore if you ever encounter problems using ProScan please copy and paste the Communication Log into your support request If ProScan crashes and you cannot access the Communication Log before the application closes you can find a copy of the log sa
5. Diagnostic Trouble Codes Dynamometer at X Diagnostic Report Generator m rm a Terminal F F Freeze Frame Data ma G Communication Log 2 Oxygen Sensor Tests User Preferences Live Sensor Grid Vehicle Profile Manager ops Live Sensor Graphs Communication Settings Help pie Race Track Analysis Registering ProScan The ProScan software can be freely downloaded and installed from our web site but the diagnostic and analysis tools cannot be used on a vehicle until the software has been purchased and registered When you purchase ProScan you will be issued a serial number that will unlock the software and provide full functionality Registering ProScan is a simple one time only process that will take only a few seconds the first time you try connecting to a vehicle To register run the ProScan software and click the Connect button within the Vehicle Connection Manager If you haven t previously registered you Il be presented with the dialog shown below in Image 1 Simply enter your assigned serial number and click the Register button Please Register Please enter the seral number that you recenved after purchasing this product You will not be allowed to communicate with a vehicle until a valid serial number has been provided IF you have lost your senal number or need to purchase one please visit Athos waya MyScanT ool com Seral Number mo Image 1 Registration Prompt If
6. II interface module into your PC s 9 pin serial port If your PC does not have a serial port you will need to attach a USB to Serial adapter sold separately between the end of the serial cable and your PC s USB port 34 4 Is the OBD II interface module receiving power from the vehicle as indicated by the LEDs Yes No Continue to the next step Make sure the OBD II cable is securely attached from the vehicle s 16 pin diagnostic connector into the OBD II interface module Also make sure you have the vehicle s ignition turned to the ON position or go ahead and start the engine 5 Have you edited ProScan s communication settings to work properly with your hardware configuration Yes No Continue to the next step See the Communication Settings section of this manual 6 Can you see the Connect button on ProScan s Vehicle Connection Manager Yes No Continue to the next step Right click on your desktop and click the Properties menu item This will open the Display Properties dialog Click the Settings tab and check your screen resolution setting For best results we recommend running a screen resolution of at least 800x600 Now click the Advanced button in the lower right corner of the same dialog This will open another dialog Make sure your DPI setting is set to Normal size 96 DPI If it was set to something else you will need to restart your computer for
7. modified Camaro So I did some research and discovered a Canadian company known as ELM Electronics who had recently developed a set of inexpensive microprocessors capable of translating OBD II communications into a format recognizable by PCs and handheld computers I purchased their hardware and spent the next few months researching OBD II standards and conducting in vehicle experiments To mimic the expensive scan tools I then started developing a graphical user interface to simplify common tasks After several months of hard work I had developed an application that could read and clear trouble codes monitor and plot sensor data and even calculate performance statistics such as 1 4 mile time and trap speed At the time my software was among the first to support the performance analysis features I quickly realized that my software bundled with ELM based hardware had produced a remarkably inexpensive scan tool with features rivaling those of the popular and expensive tools The product I had developed could save many other individuals hundreds of dollars as well So I created a web site and began distributing my software which I named ProScan In no time at all it was so popular that I couldn t meet the demand by myself Therefore in February of 2005 my wife and I started Gore Research with ProScan being our flagship product We at Gore Research are dedicated to maintaining ProScan as the most cost effective scan tool on the market We even
8. the display changes to take effect 7 Can you establish a connection with the vehicle by clicking the Connect button on ProScan s Vehicle Connection Manager Yes No Congratulations you can begin using ProScan on your vehicle Continue to the next step 8 Are you receiving an error stating that the serial port could not be opened Yes Make sure that no other application is currently using the serial port If you have previously used any other serial device there may be another application using the serial port Exit any such applications or command them to quit using the serial port If you are using a USB to Serial adapter make sure that you have installed the drivers according to the manufacturer s instructions Also make sure that the serial port being emulated by the adapter is the one selected under ProScan s Communication Settings Continue to the next step 35 9 Are you receiving an error stating that the OBD II interface module could not be detected Yes No Make sure that you have selected the correct serial port under ProScan s Communication Settings dialog Make sure that the interface is receiving power as indicated by its LEDs Make sure that the cables and interface are securely fastened between the vehicle and your PC If you are using a USB to Serial adapter make sure that you have installed the drivers according to the manufacturer s instructions Also make sure that
9. up to four sensors in real time you will need to check the checkbox beside of each sensor you intend to use Then select each sensor to graph the units of measure and the type of graph Finally you can specify the period of time to represent on the x axis of each graph by setting the history value To activate the live graphs simply click the Start button A line graph will automatically connect data points with a line top left graph in Image 10 A bar graph will draw each data point as a vertical bar with the height representing the value top right graph in Image 10 A dot graph will simply draw a dot for each collected data point both bottom graphs in Image 10 19 Race Track Analysis Tomaron ProScan Race Track Analysis go File wiew Tools Help wa ff Or F F gt antl Sa Ra a Control _ a Proscan Drag Strip zs Hew Vehicle Wednesday May O35 2006 Timeslip gt 10 12 51 FM Save 60 Time O to 60 MPH Open 1 8 Mile ET 1 8 Mile Speed Print SO Dante l f4 Mile Speed E sport JPEG Connected oan Hew Vehicle COM ELM S2 v1 Oa Tx 0105 R 410974 Image 11 Race Track Analysis G TIP The Race Track Analysis tool Image 11 allows you Wheel spin will lead to to easily and accurately generate a 4 mile timeslip inaccurate results This tool is intended for off road use only TIP If you want your results to closely match your o
10. you entered a valid serial number you will receive confirmation that your software was successfully registered You will not be required to enter your serial number again unless you re install the software i TIP Store your serial number and proof of purchase in a safe place as you will need them to upgrade your software in the future ProScan s Tools Vehicle Connection Manager Toolbar Icon A Proscan Vehicle Connection Manager Sele go File view Tools Help j 4 Oa Release Date March 20 2006 Open Serial Port Verify that the Active Vehicle Profile selected abo he applies to this vehicle If this is the first time you Detect Interface have Used ProScan on this vehicle click Manage Profiles to create a new profile Connect the interlace hardware between this n iti a IZE nte Ifa Ce computer and the vehicle s OBD II connector Tum the vehicle s ignition key to the ON position or Initialize OBD II start the engine Click the Connect button D Ssconne cte d mj Disconnected om Mew Vehicle COM Image 2 Vehicle Connection Manager Each time you run ProScan the Vehicle Connection Manager is displayed automatically This tool is used to establish communication with a vehicle which is a required step before using any of ProScan s other tools i TIP In the top right corner Red Circle Image 2 you H You should regularly visit our find details regarding the ver
11. 1 L4 Cyl Engine H 33 Troubleshooting If you can t establish a working connection with your vehicle try the following troubleshooting procedures 1 Do you have the latest ProScan software installed on your PC Yes No Continue to the next step See the Getting Started section of this manual 2 Are you able to launch the ProScan software Yes No Continue to the next step Make sure that your PC meets the minimum system requirements provided in the Getting Started section of this manual If you receive an error message when trying to launch ProScan the problem is most likely due to the NET Framework not being installed See the Getting Started section for instructions on installing the NET Framework 3 Do you have compatible OBD II interface hardware attached between your PC and your vehicle Yes No Continue to the next step The ProScan software requires OBD II interface hardware to translate OBD II communications into a format understandable by PC serial ports and vice versa ProScan supports any OBD II interface hardware using one of the following interpreter chips manufactured by Elm Electronics ELM327 VPW PWM ISO and CAN ELM323 ISO ELM322 VPW ELM320 PWM Make sure the OBD II cable is securely attached from the vehicle s 16 pin diagnostic connector into the OBD II interface module Make sure the serial cable is securely attached from the OBD
12. TE ProScan cannot calibrate your vehicle s dashboard speedometer Weight Enter the weight of your vehicle including your own weight and the weight of any passengers that will be in the vehicle during testing If you don t know the exact weight an approximate weight will suffice Vehicle weight is used by ProScan to calculate horsepower and torque Drag Coeff This value represents the aerodynamic drag coefficient for your vehicle As of ProScan 4 0 this value is not yet used in any horsepower or torque calculations Therefore you can safely ignore this value at the present time Wheels Enter your tire size If you have different sized tires on the front and rear use the rear tire size if your vehicle is rear wheel drive and the front tire size 1f front wheel drive 29 Communication Settings Toolbar Icon Communication Settings Serial Port Hardware COM ELM 32 Universal ELM 327 Configuration Baud Rate 19500 Protocol Automatic Initialization nitialize aea Image 20 Communication Settings The Communication Settings dialog Image 20 is where you configure the ProScan software to work with your ELM based OBD II interface hardware Serial Port The serial port setting defines which physical serial port on your PC has the OBD II interface hardware connected to it If using a USB to Serial adapter you will need to specify the serial port being emulated by the USB to Serial driver Se
13. alfunction Only 3 Ignition System or Manufacturer Specific Misfire 4 Auxiliary Emission Control System gt Vehicle Speed Control amp Idle Control System P30xx P33xx Manufacturer Specific P34xx P39xx Generic Computer Output B3xxx Generic Circuits C3xxx Generic ie U3xxx Generic 7 8 Digits 4 amp 5 The fourth and fifth digits of the DTC identify the specific problem 2 P2xxx Generic B2xxx Manufacturer Specific C2xxx Manufacturer Specific U2xxx Manufacturer Specific 31 Oxygen Sensor and Catalyst Configuration Examples B153 Bi 51 Bi 52 Bank 1 5 3 Bank 1 Sensor 1 Bank 1 Sensor 2 as healed l wide range heated _ Tail Pipe Exhawst Bank 1 Cyl 1 Cylinder Bank 1 V6 V8 V12 Cylinder Engine Cylinder Bank 2 Exhaust Bank 2 B2 51 B2 52 Bank 2 Sensor 1 Bank 2 Sensor 2 E 53 wide range heated Bank 2 Sensor T heated B1 51 Bank 1 Sensor 1 wide rangaj ayas Bank 1 Sengar ZI heated Exhaust Bank 4 24 85 Cyl 1 Cylinder Bank 1 pe o ma KIT Tail Pipe Bank 2 Sensor 2 MER heated Bank 2 Sensor 1 wide range 32 Exhaust Bank 1 B1 53 B1 51 E B1 2 Bank 1 Sensor 3 Bank 1 Sensor 1 Bank 1 Sensor 2 heated wide range heated ese caye Tail Pipe B1 Si B1 S2 1 Bank 1 Sensor 1 Bank 1 Sensor z wide range heated Bo ee ro Exhaust Bank
14. ask is as simple as clicking the Erase Codes button After clicking the button you will be presented with a confirmation prompt Click Yes to erase all diagnostic data and reset the vehicle s MIL Seeking Repair Assistance As all vehicles are different and we do not staff automotive technicians we cannot provide repair assistance for our customers If you are having difficulty finding the cause of a problem we recommend visiting an online forum dedicated to your specific vehicle and asking your question there Usually another owner has experienced the same issue and can tell you the likely cause of your problem Alternatively you can call your local AutoZone NAPA Advance Auto Parts or even your dealership and ask their knowledgeable staff about the problem you are experiencing 14 Freeze Frame Data Toolbar Icon RR ProScan Freeze Frame Data E a Eg go File View Tools Help E x o w a El ee a Frame Mumber T 1 Read ee o UA aa OOOO O s o wa fossem sa O KAA KA MASAA KAA am SSCS Co Maa AA e KS KA KA KAA KAA Yd e s Sron Tem Fusti Be O OOOO KA e We ora ana Tam Ra s oo eo e ea Show Tem Fuet Be O OOOO KA e e KA e i o o eo e ae Shon Tem Fusti Bea OOOO KAA e e e a a A ee Shon Tem Fusti Be OOOO KA e e o onaTemFu Tima KA ka ES 16 iake Marioa Pa e ewe Sm Cw Wences OOOO O fono OOO KAA S KK mj Disconnected oa New Vehicle COM Image 7 Freeze Frame Data If
15. ated Sensor period calculated l Connected ga Hew Vehicle COMI ELMa2 v1 0a Tx 050601 Rs 450607 05003 Image 8 Oxygen Sensor Tests Oxygen sensors provide feedback to the vehicle s computer estimating the air to fuel ratio so that fueling changes can be made to achieve peak engine performance and clean emissions Therefore oxygen sensors are arguably the most important sensors on modern fuel injected vehicles Most OBD II vehicles perform tests on the oxygen sensors at least once per driving cycle The results of these tests are stored in memory for the remainder of the driving cycle ProScan allows you to view the results of these tests by using the Oxygen Sensor Test tool Image 8 Before attempting to view test results be sure to start the engine and allow adequate time for the tests to take place 16 To view test results for a specific oxygen sensor select it from the drop down list and click the Read button The progress indicator at the bottom of the window will display the progress of the operation If the test is supported and has been completed the results will display in the table The graphic at the bottom of the window represents a typical oxygen sensor output voltage waveform The Test IDs are labeled in the graphic to help you visualize what each test result represents Available Oxygen Sensor Tests Test ID Description Units 01 Rich to lean sensor threshold voltage constant Volts 02 Lean to
16. e the documentation accompanying your USB to Serial adapter for finding this information Hardware Select the OBD II interface hardware being used ELM327 Configuration The ELM327 supports 9600 baud and 38400 baud between the interface and the PC Most ELM327 interfaces are internally set to 9600 baud However if you have set your ELM327 hardware to use 38400 baud you will need to instruct ProScan to use 38400 baud by changing the baud rate setting under ELM327 Configuration ELM327 hardware can usually automatically detect the protocol being used by the vehicle However the automatic protocol detection does not always work Therefore it is best practice to specify which protocol should be used If you are having problems connecting to an OBD II vehicle with ELM327 hardware try specifying the actual protocol to use and bypass the initialization procedure by selecting Bypass Initialization 30 Diagnostic Trouble Code Breakdown DTCs are composed of five characters one letter followed by 4 digits Example DTCs Digit 1 System Identifier P0134 Digit 1 System ae P Powertrain B0042 C1132 B Body e U Undefined Digit 2 Type of Code Definition Digit 3 Sub System Generic Digit Sub System Same definition for all manufacturers 3 Fuel amp Air Metering Fuel amp Air Metering Manufacturer Specific Definition varies among manufacturers Injector Circuit 2 Digit 2 Type of Code Definition M
17. ecorded sensor readings in one of two formats comma separated values CSV or XML Monitoring Sensor Readings In the Sensors group box you will need to place a checkmark beside of each sensor you wish to monitor Once you select the sensors to monitor you will need to specify the units of measure to use Simply select English Metric or Both within the Units group box To begin monitoring click the Start button in the Control group box The sensor readings will begin updating in real time At any time you may temporarily halt the monitoring process by clicking the Pause button While paused you can playback the sensor readings by dragging the scrollbar in the Control group box You may also choose to save the recorded sensor readings to file by clicking the Save button 18 Live Sensor Graphs Toolbar Icon a ProScan Live Sensor Graphs go File View Tools Help wa A Pre FF 03 oa al lel Control History secs HI E m o Uo biii tf B40 Bo ORI oR SSS SS RRS hI Je E S O Donkon emn I I I I I I I 2 CI 1 OR Sotho En OOM 0 eo ie New Vehicle COMI ELM327v1 0a Tx O10F Re 41000089 Image 10 Live Sensor Graphs The Live Sensor Graphs tool Image 10 functions similarly to the Live Sensor Grid tool However the Live Sensor Graphs tool does not allow recording and is limited to displaying 4 graphs Graphing Sensor Readings To graph
18. ests Continuous Monitors suppoted Completed Hon Continuous Monitors suppoted Complete die Misfire supported Complete Catalyst supported Complete Fuel System supported Complete Heated Catalyst Unsupported Comprehensive Component supported Complete Evaporative System supported Complete Secondary Air System supported Complete AMC System Refigerant Unsupported Oxygen Sensor supported Complete Chargen sensor Heater supported Complete EGR siete supported Complete w Image 14 OBD II Diagnostic Report At the top of the generated report display window Image 14 are three buttons The Preview button will display a common Print Preview dialog The Print button will send the report to your printer The Save button will present a common Save As dialog in which you can save the report to a file 24 Terminal Toolbar Icon ProScan Terminal fel ge File view Tools Help ofie a f r FF 03 EA a a fas a aka Bl ELM322 v2 0 gt ATZ OK ELM322 v2 0 gt ATST43 OK ELM322 v2 0 gt 01 01 41 01 04 4D 3C 24 ELM322 v2 0 gt 01 04 41 04 7F ELM v2 0 gt m Disconnected om Jay s Mustang COM Image 15 Terminal ProScan is an advanced graphical user interface for ELM based OBD II hardware ProScan s Terminal tool Image 15 allows you to send custom hex formatted requests directly to the ELM microprocessor housed within the OBD II hardware interface The Terminal should only be used by ind
19. fficial If the vehicle s speedometer is track results you will need to perform your run on a not accurate use a straight and level road at a similar altitude as your speedometer calibration factor track and during calm weather in the vehicle s profile To generate a timeslip you need to pull to a complete stop where you intend to begin your run and click the Stage button You can begin your run at any time by accelerating your vehicle ProScan will automatically detect the movement of your vehicle and begin collecting data The timeslip will display each Statistic as soon as it 1s calculated during your run You may abort the run at any time Clicking the Save button will allow you to save the displayed timeslip to file Clicking the Open button will allow you to display a previously saved timeslip Clicking Print will allow you to print your timeslip If you want to share your timeslip with online friends or publish it to a web site or forum you can easily generate a JPEG image of your timeslip by clicking the JPEG button 20 Dynamometer Tootbaricon Proscan Dynamometer gu File view Tools Help YA m r FF 02 ll gelha a Setup From APM ooo 4 2S n To RPM 6500 aF Cal www MyScantool com Control Begin Dyno Pull iae 150 Save 100 Open Print eo RWHP RPM JPEG MMB Horsepower HP J Torque Le FT LEYFT RPM 0 2 25 3 4 5 6
20. gines after the misfire evaluation is complete Fuel System Monitoring Fuel system monitoring shall be supported on vehicles that utilize oxygen sensors for closed loop fuel feedback control and utilize a fuel system monitor typically spark ignition engines Fuel system monitoring shall always indicate complete for both spark ignition and compression ignition engines Comprehensive Component Monitoring Comprehensive component monitoring shall be supported on spark ignition and compression ignition vehicles that utilize comprehensive component monitoring Comprehensive component monitoring shall always indicate complete on both spark ignition and compression ignition engines Non Continuous Tests The Non Continuous Tests section displays whether or not your vehicle supports each non continuous test and if it does whether or not the test has been successfully completed Following 1s a list of the available non continuous tests Catalyst Monitoring A C System Refrigerant Monitoring Heated Catalyst Monitoring Oxygen Sensor Monitoring Evaporative System Monitoring Oxygen Sensor Heater Monitoring Secondary Air System Monitoring EGR System Monitoring Fuel System Status The fuel system 1 amp 2 status sections each display the status of the respective fuel system A fuel system can be in one of the following five states 1 Open Loop Has not yet satisfied conditions to go closed loop 2 Closed Loop Using oxyge
21. iagnostic Trouble Code Breakdown section 13 Pending and Stored Trouble Codes Explained When a problem is first detected its corresponding DTC is typically recorded as a pending trouble code Pending trouble codes do not illuminate the MIL on the dash so the driver is not made aware of any potential problem at this time If the vehicle s diagnostic system continues to detect the same problem after multiple driving cycles the DTC will become a stored code and the MIL will illuminate After you think you have fixed the problem and have reset the vehicle s MIL you should always check for pending trouble codes before assuming success Just because the MIL doesn t come back on after a few minutes of driving it does not indicate the absence of a problem Because if the problem still exists it could take multiple driving cycles for the MIL to kick back on Refreshing DTCs Checking a vehicle for stored or pending diagnostic trouble codes is a simple task Simply switch to the Diagnostic Trouble Codes tool Image 6 and click the Refresh button The status of the vehicle s MIL will be updated and any stored or pending codes will be listed along with their detailed definitions Clearing DTCs and Resetting the Check Engine Light MIL After making necessary repairs to your vehicle you will need to erase all stored and pending trouble codes along with all other historical diagnostic data from your vehicle With ProScan this t
22. icle s speedometer is properly calibrated for any wheel or tire size changes If your vehicle s speedometer is not accurate use the speedometer calibration factor in the vehicle s profile to compensate You should always perform dyno runs on the same stretch of road in the same direction and during similar weather Make sure your vehicle profile s weight and tire size settings are accurate You should not expect your ProScan dyno numbers to match those generated from a chassis dyno The ProScan Dyno is an excellent tool for analyzing a vehicle s performance throughout an RPM band Providing that you follow the above tips before and after ProScan dyno charts can be compared to determine how well a modification has impacted performance Using the ProScan Dyno This tool is intended for off road use only and requires the assistance of a passenger To generate horsepower and torque curves for a specific RPM range you must first specify the range to analyze Under the Setup group box select the desired RPM range If you have an automatic transmission try to use an RPM range that will allow smooth acceleration without a change in gears Position your vehicle on a straight and level road and begin driving Get the vehicle in the desired transmission gear and maintain an engine speed lower than the starting RPM When ready have your friend click the Begin Dyno Pull button ProScan will not begin collecting data until
23. ime to wait for a response after sending a command The default value is 200ms and should work on most vehicles You can attempt to increase the sample rate by lowering this value Setting it too low however will prevent vehicle responses from being received If you notice a lot of being received the Rx section of the status bar when using ProScan you need to increase this value 28 Transmission Specify if your vehicle has an automatic or manual transmission Speedometer Calibration Factor The speedometer calibration factor allows ProScan to compensate for incorrect speedometer readings due to non stock tire sizes If your vehicle has larger or smaller tires than stock and your speedometer has not been calibrated you need to specify a speedometer calibration factor so that ProScan can correct your speedometer readings ProScan provides a calculator that makes it quick and simple to calculate a calibration factor for your vehicle Click the Calculate button to open the Speedometer Calibration Factor Calculator Image 19 Enter the stock and current tire sizes to generate a calibration factor Calculate Speedometer Calibration Factor Stock Tire Size Current Tire Size Tire width 256 mm Tire width 279 mm Tire aspect 40 z Tire aspect 40 z Rim diameter 16 IM Rim diameter 17 In Calculated Speedometer Calibration Factor 1 075 rea Image 19 Speedometer Calibration Factor Calculator NO
24. ividuals who fully understand the OBD II specification as defined in SAE J1979 For more information see ELM Electronics at http www elmelectronics com Note The Terminal tool requires a successful ProScan connection If you have problems getting ProScan to connect you will need to use a stand alone terminal application such as Hyperterminal for troubleshooting 25 Communication Log Toolbar Icon TA Proscan Communication Loe gS Fie wiew Tools Help YA YU FF 03 aa a 05 03 2006 10 12 50 853 05 03 2006 10 15 03 134 05 03 2006 10 15 03 364 05 03 2006 10 15 03 384 05 03 2006 10 15 04 205 05 03 2006 10 15 04 215 05 03 2006 10 15 04 235 05 03 2006 10 15 04 235 05 03 2006 10 15 04 255 05 03 2006 10 15 04 255 05 03 2006 10 15 04 255 05 03 2006 10 15 04 285 05 03 2006 10 15 04 305 05 03 2006 10 15 04 976 05 03 2006 10 15 05 447 05 03 2006 10 15 05 487 05 03 2006 10 15 05 727 05 03 2006 10 15 53 907 05 03 2006 10 16 13 264 05 03 2006 10 16 13 505 05 03 2006 10 16 13 605 05 03 2006 10 16 13 555 05 03 2006 10 16 13 865 05 03 2006 10 16 14 096 05 03 2006 10 16 14 096 05 03 2006 10 16 14 336 05 03 2006 10 16 14 336 05 03 2006 10 16 14 576 05 03 2006 10 16 14 576 05 03 2006 10 16 14 507 05 03 2006 10 16 14 807 05 03 2006 10 16 14 527 05 03 2006 10 19 07 625 05 03 2006 10 13 07 596 l Connected ProSican Application Launched Opening Port 1 9600 baud with ELM Timeout 200 mz Comm Port 1 successtully opened Te
25. l the text fields on the left half of the tool are optional but are recommended if you operate a shop and want to present a professional looking report To generate a report provide as much or little information in the text fields as you desire and click the Generate a New Report button ProScan will need to gather quite a bit of diagnostic information so the Status section on the right will keep you informed of the progress of the operation When the process completes a new window will open and display the generated report Image 14 23 OBD II Diagnostic Report A m x Preview Save A 5 LI OBD II Diagnostic Report aa C ali Prepared by Prepared for www MyScanTool com We analyzed your 2004 Ford Mustang Cobra on March 20 2006 at 9 20 50 PM MUL Status Stored Diagnostic Trouble Codes OFF stored DTCs Pending Diagnostic Trouble Codes 00 Freeze Frame Data Not Available Description English Units Metric Units Description English Units Metric Units Fuel System Status Fuel System 2 Status Calculated Load w Engine Coolant Temp gE C SIFT Bank 1 w wo LTFT Bank 1 wo wo STFT Bank 2 wo wo LTFT Bank 2 wo Yo STFT Banki Wa wo LTFT Banki wo wo SIFT Bank 4 wo wo LTFT Bank 4 wo wo Intake Manifold Pressure inHg kPa Engine RPM rpm rpm Vehicle Speed mph kph Spark Advance ji Continuous amp Non Continuous Monitoring T
26. n sensor s as feedback for fuel control 3 Open Loop Open loop due to driving conditions e g power enrichment deceleration enleanment 4 Open Loop Detected system fault 11 5 Closed Loop Fault with at least one oxygen sensor May be using single oxygen sensor for fuel control NOTE Fuel systems do not normally refer to injector banks Fuel systems are intended to represent completely different fuel systems that can independently enter and exit closed loop fuel Banks of injectors on a V engine are generally not independent and share the same closed loop enablement criteria Power Take Off A power take off PTO is a splined driveshaft usually on a tractor or truck that can be used to provide power to an attachment or separate machine It is designed to be easily connected and disconnected If your vehicle is not a truck or tractor equipped with PTO you can safely ignore the PTO status Commanded Secondary Air The commanded secondary air is an emission control system that forces fresh air into the exhaust system to accelerate catalyst operation This reduces hydrocarbon and carbon monoxide emission levels ProScan will report one of the following three states 1 Upstream of first catalytic converter 2 Downstream of first catalytic converter inlet 3 Atmosphere Off Vehicle OBD Requirements The Vehicle OBD Requirements section defines the OBD requirements to which the vehicle was designed All vehicle
27. offer a price match guarantee because we are so confident that no other company can offer a similar product at a lower price Our promise to you is that we will continue to improve ProScan by implementing your requests and by introducing new and innovative features Best of all you ll receive these software upgrades absolutely free of charge Thank you for choosing ProScan as your OBD II scan tool and performance analysis solution We look forward to serving your future diagnostic and analytical needs Thank you David amp Amber Gore Owners Gore Research Getting Started with ProScan Hardware and Software Requirements Supported Operating Systems Memory Windows XP Professional A minimum of 64MB of RAM Windows XP Tablet PC Edition DES Windows 2000 SA iad n OWS A minimum of 10MB of available hard Windows ME l l drive disk space Windows Server 2003 m Windows NT Hardware Windows 98 Second Edition The PC must have an available 9 pin serial port If your PC does not have a serial port ProScan will require a USB to Serial adapter sold separately Installing ProScan from CD ROM 4 When upgrading from a previous version of ProScan you must always uninstall the original installation of ProScan before upgrading Insert the ProScan CD into your PC s CD ROM drive The ProScan installation should automatically begin If not browse the contents of the CD and double click the ProScan exe file P
28. rich sensor threshold voltage constant Volts 03 Low sensor voltage for switch time calculation constant Volts 04 High sensor voltage for switch time calculation constant Volts 05 Rich to lean sensor switch time calculated Seconds 06 Lean to rich sensor switch time calculated Seconds 07 Minimum sensor voltage for test cycle calculated Volts 08 Maximum sensor voltage for test cycle calculated Volts 09 Time between sensor transitions calculated Seconds SOA Sensor period calculated Seconds 17 Live Sensor Grid Toolbar Icon E ProScan Live Sensor Grid Sensors Units Control 00 15 221 Ji Intake Air Temperature Pn C English f Metric ci gt C Both Long Term Fuel Trim Bank 1 Long Term Fuel Trim Bank 2 0 2 34375 Engine RPM Yehicle Speed Sensor 624 5 rom 0 km h Absolute Throttle Position Intake Air Temperature 0 21 deg C oan Mew Vehicle COM ELMs2 1 0e Tx O10F Rs 411100 Image 9 Live Sensor Grid The Live Sensor Grid tool Image 9 allows you to monitor a custom set of sensors in real time A powerful feature of this tool is its ability to record and playback sensor readings This allows you to specify which sensors to monitor go for a drive and then safely playback the sensor readings once you have parked Alternatively you can save the recorded sensor readings to a text file for future analysis or to import into another application such as Excel You can save r
29. roScan requires that your PC have the Microsoft NET Framework installed If your PC doesn t have the latest version of the NET Framework installed you should elect to install the NET Framework when prompted to do so Follow the instructions provided on the dialogs Installing ProScan from the Website When upgrading from a previous version of ProScan you must always uninstall the original installation of ProScan before upgrading If your PC does not already have the NET Framework installed you will need to visit Windows Update and install it Windows Update http windowsupdate microsoft com Download the latest version of ProScan from http www myscantool com download Execute the installation file you just downloaded Follow the instructions provided on the dialogs The User Interface Proscan Communication Log BO File View Tools Help Toolbar The toolbar provides single click access to all of ProScan s tools Menu Bar The menu bar provides categorized access to all of ProScan s functionality Title Bar The title bar displays the name of the active tool selection Status Bar The status bar displays useful information regarding your ProScan session m Disconnected omy Mew Vehicle COM Tx Fix Connection Active Port Detected Last OBDII Last OBDII Status Profile Setting Interface Request Response Toolbar Icons 4 Vehicle Connection Manager ral Vehicle Status Monitor Te
30. s will use report one of the following OBD II California ARB OBD Federal EPA OBD and OBD II OBDI Not OBD Compliant EOBD EOBD EOBD and OBD EOBD and OBD II EOBD OBD andOBDII JOBD JOBD and OBD II JOBD and EOBD JOBD EOBD and OBD II Oxygen Sensor Locations The Oxygen Sensor Locations section informs you of the number of oxygen sensors being used by your vehicle as well as where they are located on the exhaust system See the Oxygen Sensor and Catalyst Configuration Examples section of this manual for more information on oxygen sensor locations Battery Voltage This section displays the current battery voltage ELM327 based hardware is required 12 Diagnostic Trouble Codes Toolbar Icon h Proscan Diagnostic Trouble Codes a Fie View Tools Help Total Trouble Codes 0 Pending Trouble Codes Powertrain Mass Air Flow MAF Sensor Circuit Low Frequency Erase Codes oa Hew Vehicle COMI ELMa2 v1 0a Tx 020200 Rs 4202000000 Image 6 Diagnostic Trouble Codes When your vehicle s malfunction indicator lamp MIL comes on your vehicle has stored a code that identifies the problem detected This code is known as a diagnostic trouble code DTC Diagnostic trouble codes are alphanumeric codes that are used to identify a problem that is present on any of the systems that are monitored by the on board diagnostic system For more information about DTCs see the D
31. sion of ProScan you are web site for important news currently running and software upgrades http www MyScanTool com The first time you use ProScan on a vehicle you should define a new Vehicle Profile for the vehicle This can be quickly and easily accomplished by using the Vehicle Profile Manager which is made conveniently accessible by means of the Manage Profiles button Blue Circle Image 2 Once you have defined a profile for the vehicle you can make it the active vehicle profile by selecting it from the drop down list Blue Circle Image 2 Step by step instructions for establishing communication with a vehicle are conveniently displayed on the left half of the window Orange Circle Image 2 Kstablishing a Vehicle Connection Verify that ProScan s communication settings are correct for the hardware you are using See Communication Settings for more information 2 Make sure you have selected the correct vehicle profile If one does not already exist create a new profile for the vehicle and then select it See Vehicle Profile Manager for more information Physically attach the required cables and interface hardware between the vehicle and your laptop computer O Turn the vehicle s ignition key to the ON position or go ahead and start the vehicle 5 Click the Connect button at the bottom of the window to begin the connection process Pink Circle Image 2 Hi After you click the Connect button
32. sssssssseerrssssssseereressssssseerresssss 31 Oxygen Sensor and Catalyst Configuration Examples cccccccssssssseeeceeeeeeesenseeeeeeees 32 ONION ania AA AA tate 34 Contacting Technical SUA A 37 Warnings Never use ProScan while driving You should never attempt to use ProScan while operating a moving vehicle If you need to monitor sensor information while driving it is strongly recommended that you have a passenger operate ProScan If you don t have a helping passenger use ProScan s logging feature so that you can playback the collected data once you have safely parked your vehicle Never run an engine indoors You should never start your vehicle inside a closed garage or anywhere without proper ventilation Engines produce carbon monoxide which is an odorless gas that can kill you Always obey traffic regulations When using ProScan on public roads you must obey all traffic laws ProScan s performance analysis tools are intended for off road use only Introduction First of all thank you for choosing ProScan as your OBD II scan tool and performance analysis solution We truly appreciate your business and we hope that ProScan benefits you tremendously ProScan started out as a project by me David Gore to develop an affordable OBD II scan tool for my own personal use I was a college student at the time and I couldn t afford to spend over 400 on a laptop based scan tool to aid in tuning my highly
33. t and correct the problem you have been experiencing Yes Congratulations you can begin using ProScan on your vehicle No We re sorry that you are experiencing difficulties using ProScan on your vehicle If you have access to another OBD II vehicle we recommend that you first try using ProScan on it This could rule out the possibility of a problem with your OBD II interface hardware One of our knowledgeable support representatives would be more than happy to assist you with this problem Please see the Contacting Technical Support section of this manual for further assistance Contacting Technical Support Before contacting technical support please visit our online support site and browse our growing list of frequently asked questions and knowledgebase articles When contacting our technical support department please provide a detailed description of the problem you are experiencing You should also provide a copy of ProScan s Communication Log with your support inquiry This will allow our technicians to view the requests sent by ProScan along with the actual responses returned by your vehicle To learn how to view ProScan s Communication Log see the Communication Log section of this manual Online Support Site http www gore research com support Technical Support E Mail support myscantool com 37
34. t yet satisfied conditions to go closed asa loop OBD II California SAB Power Take Off Dsygen Sensor Locations l 02511 Bank 1 Senzor 1 Commanded Secondary Air 02512 Bank 1 Sensor 2 02521 Bank 2 Sensor 1 OFF Atmosphere Off Battery Voltage 14 04 Connected oa New Vehicle COM ELM32 v1 0a Tx ATAY Rs 14 0 Image 5 Vehicle Status Monitor Your vehicle s diagnostic system routinely performs system readiness tests If your vehicle is in good operating condition all tests supported by your vehicle should complete successfully The Vehicle Status Monitor allows you to view the results of these tests along with some other important information Updating the Display When you switch to the Vehicle Status Monitor you will need to update the display to reflect the vehicle s current status Simply click the Update button in the top left corner to gather the latest test results The progress bar will keep you informed of the progress 10 Continuous Tests The Continuous Tests section displays whether or not your vehicle supports each continuous test and if it does whether or not the test has been successfully completed Misfire Monitoring Misfire monitoring shall be supported on both spark ignition and compression vehicles if the vehicle utilizes a misfire monitor Misfire monitoring shall always indicate complete for spark ignition engines Misfire monitoring shall indicate complete for compression ignition en
35. the engine speed reaches the starting RPM You should accelerate the vehicle as quickly as possible through the RPM range ProScan will stop collecting data once you pass the ending RPM value and the calculated horsepower and torque curves will appear If you aborted the run and never reached the ending RPM value you will need to click the Reset button and start over 22 Diagnostic Report Generator Toolbar Icon Proscan Diagnostic Report Generator gS File wiew Tools Help 4 Ff Pr FaF O gt aa EJ al __GererateaNew Rept Status a KAA Requesting MIL Status amp DTC Count Prepared By Tx 0101 Name Gore Research RE 41010007ED00 MOL Off Address Line 1 Visitus online a stored DTCs 0 Address Line 2 wn MySicanT ool corn Requesting List of Stored DTCs Tx 03 Telephone Rx NODATA Ho stored trouble codes found Prepared For Requesting List of Pending DTCs Tx OF Name John Doe RX 47010200000000 Address Line 1 4 Fast Car Lane Address Line 2 Chapmanville Wi 245A 08 Telephone Vehicle Year P0000 Make Chevy Model Camaro Connected oan Hew Vehicle COMM ELMs2 v1 0a Tx OF Re 4 01 020000000 Image 13 Diagnostic Report Generator The Diagnostic Report Generator tool Image 13 allows you to generate a single page diagnostic report for a vehicle Reports can be saved to disk for future viewing or they can be printed out and provided to a client Al
36. the serial port being emulated by the adapter is the one selected under ProScan s Communication Settings If you are using an ELM327 based interface make sure that the correct baud rate setting is selected under ProScan s Communication Settings This is typically 9600 baud but it could be 38400 Continue to the next step 10 Are you receiving an error stating that the OBD II interface module could not be initialized Yes No Make sure that your OBD II interface module is selected under the Hardware section of ProScan s Communication Settings dialog Continue to the next step 11 Are you receiving an error stating that the OBD II interface module was detected and initialized but communication with the vehicle could not be established Yes Make sure that your OBD II interface module is selected under the Hardware section of ProScan s Communication Settings dialog If you are using an ELM327 based interface and the protocol is set to Automatic under ProScan s Communication Settings then you may need to specify the protocol to use The automatic protocol detection usually works but it is not guaranteed If you are using an ELM327 based interface you can also try bypassing initialization To do this select Bypass Initialization under the ELM327 configuration section of ProScan s Communication Settings Continue to the next step 36 12 Did the preceding troubleshooting process help you pinpoin
37. ved as commlog txt in the ProScan installation folder 26 User Preferences Toolbar Icon User Preferences Company Details Name Address Telephone rea Image 17 User Preferences The User Preferences dialog allows you to save your company information Storing your company information allows ProScan to automatically provide your details when needed This eliminates a lot of repetitious typing 27 Vehicle Profile Manager Toolbar Icon x Vehicle Profile Manager Vehicles Selected vehicle profile Name New Vehicle 00 OBD II Timing wheels ELM Timeout 00 ms Example 275 7 40 17 Tire width 255 mm Transmission Tire aspect 40 Es C Automatic fe Manual Rim diameter 16 iri Speedometer Calibration Factor Notes 1 000 Calculate Miscellaneous Weight 3500 lbs Drag coeff 01 30 Hew Delete Image 18 Vehicle Profile Manager The Vehicle Profile Manager allows you to create profiles for each vehicle you analyze with ProScan A vehicle profile stores vehicle specific information that ProScan may need during a session The list box on the left of the dialog displays all vehicle profiles Selecting a profile in the list will display its details on the right To create a new profile simply click the New button When you finish defining your new profile be sure to click the Save button ELM Timeout This value tells the OBD II interface hardware how much t
38. your vehicle s malfunction indicator lamp is illuminated there could be freeze frame data stored in memory for one or more diagnostic trouble codes Freeze frame data represent the value of multiple critical sensors at the time a problem is detected and a DTC 1s stored This information allows technicians to determine how the vehicle was being driven when the problem occurred Whenever a vehicle has one or more stored DTCs you should check for the existence of freeze frame data To do so switch to the Freeze Frame Data tool Image 7 start with frame number 0 and click the Read button The progress bar at the top of the table will indicate the progress of the operation If the vehicle supports freeze frames and data exist the table will populate with sensor values in both English and Metric units Increment the frame number and click the Read button to check for the existence of additional freeze frame data Repeat this process until no more data are found 15 Oxygen Sensor Tests Toolbar Icon Op ProScan Oxygen Sensor Tests GO File View Tools Help A of Or F F 0 High sensor voltage for switch time calculation constant Rich to lean sensor switch time calculated 0 036 0 000 0 160 ean to rich sensor switch time calculated 0 020 0 000 0 252 Minimum sensor voltage for test cycle calculated ee ee ee Maximum sensor voltage for test cycle calculated a ae a AA AI E a a Time between sensor transitions calcul
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