Engine Controls - MIL ON/DTC P2135 Set

Model: Borrego [HM]

Group: Fuel System(14)

Number: KT2008120101

Subject:
ECM UPGRADE - MIL ON WITH DTC P2135 (Engine - 043)

Date: Wednesday, December 17, 2008

Area: N. America

Description

This bulletin provides information related to the ECM software upgrade of some 2009 BORREGO (HM) 3.8L vehicles produced from 5/1/2008 to 7/21/2008 which may experience a Malfunction Indicator Lamp (MIL) illuminated with the Electronic Throttle Control (ETC) system-related DTC, P2135.

^ P2135: Throttle Position Sensor 1/2 Voltage Correlation





To correct this condition, the ECM should be reprogrammed using the GDS download as described in this bulletin.








*NOTICE
Global Diagnostic System (GDS) users should access the "Notice" function from the GDS Main Screen for instructions regarding ECU upgrade events.





ROM ID INFORMATION TABLE:

Effective Vehicle Information

AFFECTED PRODUCTION RANGE:
2009 Borrego vehicles produced from 5/1/2008 to 7/21/2008 with 3.8L engine

Service Procedure

1. Connect the power supply cable to the GDS tool.





2. Connect the USB cable between the VCI and the GDS tool.





3. Connect the Main 16-pin DLC cable (GHDM 241000) to the VCI.





4. Connect the Main 16-pin DLC cable (GHDM 241000) to the OBD-II connector, located under the driver's side of the instrument panel.

5. With the ignition key ON, turn ON the VCI and GDS tool. Access the GDS vehicle identification number (VIN) screen and configure the vehicle using the VIN AUTO DETECT Function.

*NOTICE
Global Diagnostic System (GDS) users should access the "Notice" function from the GDS Main Screen for instructions regarding ECU upgrade events.

6. Once back at the GDS Main Screen, select ECU upgrade from the bottom right-hand corner. Next select Auto Mode, Engine. Perform the ECU upgrade in accordance with normal GDS tool ECU upgrade procedures.





*NOTICE
DO NOT attempt to perform a Manual Mode PCM upgrade unless Auto Mode fails. Always follow the instructions given on the GDS tool in either Auto or Manual mode. See table for Manual Mode passwords. In addition, a PCM reset is required if Auto Mode fails; refer to the table below for procedure.

*NOTICE
DO NOT attempt to perform a Manual Mode PCM upgrade unless Auto Mode fails. Always follow the instructions given on GDS tool in either Auto or Manual mode. See table for Manual Mode passwords. In addition, a PCM reset is required if Auto Mode fails; refer to the table for procedure.

7. When the GDS tool reports that the ECU upgrade has been successfully completed, click OK, turn OFF the ignition key, and wait at least 10 seconds before attempting to start the engine.

8. Check for Diagnostic Trouble Codes using the GDS and erase any DTCs stored in the Engine and Transaxle control modules.





WARRANTY CLAIM INFORMATION: