Engine Controls - Pop Noise On M/T 2-3 Shift

Model: Forte [TD]

Group: Fuel System(14)

Number: KT2010012902

Date: Friday, January 29, 2010

Area: N. America

Subject
PCM Upgrade for Manual Transmission 2-3 Shift Pop
Noise Improvement (Engine - 060)

- Description





This bulletin provides information related to some 2010MY Forte Sedan and Koup vehicles with 2.0L engines equipped with manual transaxles and no cruise control. Some vehicles may experience a pop noise during the 2-3 shift. At times it may produce a pop noise around 3000 rpm during the shift depending on customer driving style.





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








Notices





ROM ID Tables:

- To verify the vehicle is affected, be sure to check the Calibration Identification of the vehicle's ECM's ROM ID and reference the Information Table as necessary.

- Effective Vehicle Information

AFFECTED PRODUCTION RANGE:

2010 Forte vehicles equipped with 2.0L and Manual Transaxle produced prior to 8/19/2009.

- Service Procedure

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





Notice

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





Notice

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.





6. Once back at the GDS Main Screen, select ECM upgrade from the bottom right-hand corner. Next select Auto Mode, Engine.

Perform the ECM upgrade in accordance with normal tool ECM upgrade procedures.





Notice





MANUAL MODE ECM UPGRADE PASSWORDS:

* Do NOT perform Manual Mode ECU upgrade unless Auto Mode fails.

* Do not force the Calibration into the incorrect P/N PCM. This is subject to warranty chargeback.

7. When the GDS tool reports that the ECM 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 (EPS, ESC, TPMS).





WARRANTY CLAIM INFORMATION: