Sony PDA PEG-N760C
Contents
1. LE OBD II A cable with an OBD II connector on one end and a DB9 on the other Modem or HotSync Cable Cable from the PDA to the Protocol Converter The HotSync cable if used required a M M Null Modem adapter also The PDA of your choice 2 0 Step By Step Instructions For Setting Up The Scan Tool The Protocol Converter must be connected between the vehicle and PDA device to operate The following sections explain how to make the proper connections 2 1 Connecting the OBDScan to a Palm Device Connect the Palm handheld s serial HotSync cable or Modem to the HotSync port on the Palm handheld Connect the other end to the 9 pin RS 232 connector on the Protocol Converter If using the HotSync cable to connect the M M Null Modem to the RS 232 connector of the Protocol Converter and connect the Hotsync cable to the other end of the M M Null Modem adapter 2 2 Connecting the OBDScan Protocol Converter to a Vehicle To connect the Protocol Converter to the vehicle you must first locate the vehicle s diagnostic connector The diagnostic connector is a 16 pin connector and is referred to as the Data Link Connector DLC This connector supplies power to the Protocol Converter After you have located the vehicle s DLC connect one end of the OBD II Cable to the vehicles diagnostic connector Connect the other end of the cable to the 9 pin OBD II connector on the Protocol Converter Where is the vehicle s DLC connector O2. Palm Software for OBDScan The file OBD60 prc is the latest Palm OS application code for OBDScan if your Palm OS version is 3 5 or higher The file OBD3_5 prc is the latest Palm OS application code for OBDScan if your Palm OS version is between 3 1 and 3 5 All you need to do is double click the correct pre icon for your Palm device and your Palm HotSync software will schedule it for download Then connect the Palm to the computer and perform HotSync as usual We have also included two versions of the Palm 5 X application in case you should encounter difficulties with the newest software Some Dodge Diesel trucks will only operate with the 5 1 version due to ECU address conflicts If your OBDScan has a version number less than 2 11 purchased before 8 30 01 then freeze frame data will not be available LATE UPDATE version 7 0 has added data logging capability PDA Requirements The OBDScan Scan Tool software supports the following Palm handhelds IMPORTANT All devices must be running PALM OS 3 1 or higher Palm III IIc IIx IIIxe V Vx VII VIIx M100 M105 M125 M130 M500 M505 M515 1705 Tungsten Color Zire Handspring Visor Deluxe Prism Pro Platinum and Neo Sony CLIE PEG N610C PEG N710C PEG N760C PEG S300 PEG S320 PEG S360 PEG NR70 PEG NR70V PEG SJ20 PEG SJ30 PEG SL10 PEG T415 PEG T615C PEG T665 PEG T665C What version of Palm OS my PDA is running To determine what version of Palm OS your device is r
3. are not applicable for all vehicles The Inspection amp Maintenance screen of the software lists the availability and status of your vehicles monitors In order to pass an emission inspection all of the supported monitors must be completed The Continuous Monitors are Misfire Fuel System Components The Non Continuous Monitors are Catalyst Secondary Air System Oxygen Sensor Heated Catalyst A C System Oxygen Sensor Heater Evaporative Emissions System and EGR System 4 0 Using the Software The startup screen for the OBDScan Palm is shown below The OBDScan will automatically connect to the vehicle once the ignition is turned on The bar in the upper left rotates when communication is established with the ECU TC Reads trouble codes including Bar rotates to pending codes indicate vehicle FF Freeze Frame data connection CLR Clears codes and resets MIL Tap for Help Scroll Bars allow you to see kcuStetk dare CFG ED allthe data Catoty Suppertet Yet Proy 3 py OBD II Inspection Monitors H lt anayst Supported Yes ECU Dynas Dete x 1 tt fully supported ny BASE OBD II sensor data and Durance with ML On ZEI ere calculated values Tap any recess one to see the real time display OBDScan version 6 0 for Palm OS From this screen you can access all of the OBDScan functions 4 1 Sensor Data You can view the vehicle parameter data updating in real time live graph or meter for
4. lity There are some 1994 and 1995 vehicles have this connector however this does not mean that the vehicle is OBD II compliant 3 2 Vehicle Electronic Control Unit ECU Vehicle ECU s control engines transmissions air bags antilock brakes and in some cases suspension control The ECU will use a variety of sensors such as the throttle position sensor mass airflow sensor and oxygen sensor to provide information to the on board computer regarding the vehicle s engine operating conditions ECU s generally have a self test capability and error monitoring software They monitor many or all of the vehicle s sensors and controlled devices for proper operation When the ECU software detects a condition that would cause the emission to exceed the limit or result in poor performance or a safety hazard a diagnostic trouble code or DTC is set This malfunction is stored into the on board computer s memory as a DTC number that is related to a specific sensor or other problem The computer can later be accessed using the OBDScan to read the code 3 3 Malfunction Indicator Lamp MIL The Malfunction Indicator Lamp MIL is located in the instrument panel on the dashboard and is either a red or yellow labeled lamp The MIL is normally off and will illuminate if a system or component either fails or deteriorates to the point where the vehicle emissions could rise 1 5 times above the FTP set emissions level 3 4 Freeze Frame Data When the first emis
5. mat Parameters can be viewed in either English or Metric units To view real time just tap any item in the ECU Dynamic Data list and the software will take you to the Realtime Graph screen shown below From there you can select Show Graph to bring up the Realtime Graph screen Two sensors can be displayed simultaneously in either screen The data parameter values are plotted on the vertical axis in reference to seconds on the horizontal axis The vertical axes of the graphs are automatically adjusted to fit the data The current value of the data parameter is shown above each graph beside the parameter name To change the data parameter displayed in a specific meter or graph select on the down arrow to the left of the parameter description to open a drop down box that lists the parameters Tap on the parameter you want to display displayed on the meter p p w Select OBD Vale 1 Wide Range O2 B1 51 29 26 ACFE w Select Yale 2 Barometric Pressure Realtime Meter Realtime Graph The Graph is Auto Scaling so it will always try to expand the graph to show any changes no matter how small This can be confusing if you re not used to it so watch the values on the left side of the graph to see the range being displayed 4 2 Trouble Codes Shown is the Trouble Code window You tap the TC box on the main page to get there i Stored DTCs All of the vehicle s stored DTCs are listed in ECU statie Dat AEO this section Sto
6. n most vehicles the OBD II connector is located under the driver s side dashboard It may be recessed behind a panel or ashtray as in some Honda s in some vehicles 2 3 Using the OBDScan Scan Tool Software to Scan Vehicle Data 1 After following the steps above start the OBDScan Software 2 Switch Vehicle Ignition to ON 3 At this time the software will connect to the vehicle and begin the communication process The status of this connection is shown by the rotating bar in the upper left corner of the screen when the software successfully communicates with the vehicle ECU If the tool did not connect check all cable connections make sure the ignition is ON Check that the Palm handheld device battery power is not low Once the software is scanning data you can view the data parameters in grid graph or meter format look at DTCs I M monitors and Turn off the Check Engine Light 3 OBD II Background 3 1 OBD II The EPA required all vehicle manufacturers to meet OBD II standards by the 1996 model year In order to meet this standard the automobile s on board computer must monitor and perform diagnostic tests on vehicle emissions to ensure that the vehicle is operating at an acceptable legal emission level All 1996 and newer passenger vehicles sold in the USA are OBD II compliant This applies for the most part to Canada with a few exceptions All OBD II vehicles have the same 16 pin diagnostic connector or DLC for commona
7. red Trouble Codes wo ol Pending DTCs All of the vehicle s pending DTCs are SORT listed in this section Trouble Code 1 P0034 Turbo Charger If manufacturer specific DTCs are displayed P1XXX the Bypass Valve Control Circuit Low trouble code must be looked up on the CD supplied Clear DTCs Button CLR box on top of screen Tap on this box to clear erase the Stored and Pending DTCs Freeze Frame Data and Inspection and Maintenance Monitors from the ECU s A confirmation message is displayed to make sue that the codes are cleared inadvertently Make sure that the vehicle s ignition is ON position and the engine is not running Some vehicles will not clear the DTCs if the engine is running Tap the Yes button to continue with the clearing process Freeze Frame Button FF box on top of screen Tap on this button to display the vehicle s Freeze Frame data The Freeze Frame Data Screen displays the vehicle s freeze frame data if any A description of the freeze frame parameters and the values of the parameters at the time the DTC occurred are listed Freeze Frame Trouble Code The DTC that caused the freeze frame is also displayed What is Freeze Frame In OBD II vehicles when the first emissions related powertrain DTC occurs the PCM will save a set of current engine parameters This list of parameters is called Freeze Frame Data and consists of a fixed list of parameters Vehicles usually do not support e
8. ry Outputs 7 Transmission 8 Transmission The last two digits indicate the specific fault index On OBD II vehicles there are two different types of DTCs Stored and Pending For a DTC to become Stored certain malfunction conditions must occur The condition s required to Store a code are different for every DTC and vary by vehicle manufacturer In order for some DTCs to become Stored a malfunction condition has to happen more than once If the malfunction conditions are required to occur more than once the potential malfunction is called a Pending DTC The DTC remains Pending until the malfunction condition occurs the required number of times to make the code Stored If the malfunction condition does not occur again after a set time the Pending DTC will be cleared 3 6 OBD II Inspection and Maintenance I M Readiness Monitors A monitor is a piece of software in one of the vehicle s on board computers that has the job of monitoring a specific piece of the engine There are two types of monitors continuous and non continuous A continuous monitor runs continuously during vehicle operation A non continuous monitor requires enabling criteria to make it run Some examples of enabling criteria are vehicle acceleration deceleration to a certain speed engine temperature and driving the vehicle at a certain speed for a period of time For OBD II vehicles there is a fixed list of 11 monitors 3 continuous and 8 non continuous The 11 monitors
9. sions related powertrain DTC becomes stored the PCM will capture save a block of current engine parameters This list of parameters is called Freeze Frame Data and consists of a fixed list of parameters For vehicles which do not support all parameters only the applicable ones are stored When DTCs are cleared the Freeze Frame Data is cleared from the vehicle s PCM 3 5 Diagnostic Trouble Codes OBD II requires that all vehicle manufacturers use a common Diagnostic Trouble Code numbering System There is a generic DTC listing that all manufacturers must use Since the generic listing was not specific enough most manufacturers came up with their own DTC listing which are called manufacturer specific codes Both generic and manufacturer specific codes are 5 digits The first digit is a letter which identifies the function of the device which has the fault This digit can be either P Powertrain B Body C Chassis U Network or data link code The second digit is either a 0 or 1 and indicates whether the code is generic or manufacturer specific 0 Generic 1 Manufacturer Specific The third digit represents the specific vehicle system that has the fault Listed below are the number identifiers for the powertrain system 1 Fuel and Air Metering 2 Fuel and Air Metering Injector Circuit Malfunctions Only 3 Ignition System or Misfire 4 Auxiliary Emission Control 5 Vehicle Speed Control and Idle Control System 6 Computer and Auxilia
10. unning do the following 1 Tap the Applications Home icon on in the lower left corner of your Palm handheld 2 Tap the Menus icon on in the lower left corner of your Palm handheld 3 Tap Info in the App menu dropdown to open the Info Screen 4 Tap Version at the bottom of the screen The Palm OS software version is displayed at the top of the screen Remember that In addition to a Palm PDA you must have a serial 9 pin HotSync or Modem cable to connect the PDA to the OBDScan Protocol Converter box If using a HotSync cable then a M M Null Modem adapter is required also Software Installation Use the following instructions to install the OBDScan Palm software on your Palm handheld You must have the Palm Desktop software installed on the computer prior to installing the OBDScan software The Palm Desktop program comes with the Palm Handspring or Sony PDA you purchased 1 Place the OBDScan software installation CD in your desktop PC CD ROM drive 2 Locate the Palm folder on the CD and open it 3 Double click OBD60 This will bring up the Palm Desktop program 4 The OBD60 file will be in a window Click the OBD60 and then the Done button The OBD60 is now ready for Hotsync to the Palm device 5 Perform a Hotsync on your PDA the OBD60 is now installed Setup 1 0 What Do You Need OBDScan Protocol Converter Black interface box with a DB9M pin connector on one end and a DB9F pin connector on the other CAB
11. very parameter on the fixed list NOTE When DTCs are cleared the Freeze Frame data is also cleared
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