Engine Controls - Rough Idle/MIL ON/Multiple DTC's Set
Model Rio [JB]Group Fuel System(14)
Number K12007062001
Date Friday, October 16, 2009
Area N America
Subject
ECM Upgrade MIL On with DTC P0300, P0128, P0140,
P0442 & P0461 (Engine - 033 - Revised)
- Description
The bulletin provides the procedure to upgrade the Engine Control Module (ECM) of some 2006-2009 Rio (JB) 1.6L vehicles which may experience a rough idle during initial cold start-up period and/or illuminate he MIL With DTC" below This TSB supersedes TSB ENG 048 (SA008) for MY2007 JB sand all other previous misfire-related TSBs. For confirmation that the latest reflash has been done to a vehicle you are working on, verify ROM ID using the tables in this TSB.
- P0300 Random/multiple Cylinder Misfire Detected-
- P026: Thermostat Monitoring
F0140: 02 Sensor Circuit No Activity Detected Bank 1 Sensor 2)
P0442: Evaporative Emission System Leak detected (small leak)
- P0461: Fuel Level Sensor A Circuit Range/Performance
To correct this condition the ECM/PCM should be reprogrammed using the GDS download as described in this bulletin and verification of ECM ROM ID "before and after" the reprogram is necessary for proper reprogram as described in this bulletin
- Effective Vehicle Information
2006-2009MY Rio vehicles with 1.6L engine.
- Service Procedure
1. Connect the power supply cable to the GDS tool.
* NOTICE
If attempting to perform the ECU upgrade with the power supply cable disconnected from the GDS tool be sure to check that the GDS tool is fully charged before ECU upgrade if the GDS tool is not fully charged failure to perform the ECU upgrade may occur. Therefore it is strongly recommended that the power supply connector be connected to the GDS tool
2. Connect the USB cable between the VCI and the GDS tool
*NOTICE
When performing the ECU upgrade using the GDS tool wireless communication between the VCI and GDS tool is not available Therefore be sure to 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 for procedure
*MANUAL MODE PCM UPGRADE PASSWORDS
* Do NOT perform Manual Mode PCM upgrade unless Auto Mode fails.
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: