Transmission Control Module, Replacing

Transmission Control Module, Replacing

• The Transmission Control Module (TCM) (J217) is a component of the mechatronic unit in the transmission and cannot be replaced separately.

• To achieve optimal anti-theft protection for the vehicle, an anti-theft immobilizer was installed. The anti-theft immobilizer is a system for enabling/locking the Transmission Control Module (TCM) (J217).

• To perform adaptation of the anti-theft immobilizer. Refer to the Ebahn website.

Procedure

Check the identification of the previous Transmission Control Module (TCM) (J217) as follows:

- Connect the scan tool.

- Switch the ignition on.

- Select "Diagnostic mode 9: Vehicle information."

- Select the"Test-ID 04: Calibration identification".

- The Transmission Control Module (TCM) (J217) identification will be displayed, e.g.: 09G27750 L 0301

- End diagnosis and switch the ignition off.

Removal

- Move the passenger seat to the rear upward position.

- Release retaining tabs - A, B, and C - and remove the right passenger seat trim.





- Move the passenger seat to the front upward position.

- Disconnect the Differential Control Module (J646) electrical harness connector - 2 - and the Transmission Control Module (TCM) (J217) electrical harness connector - 3 -.





- Remove the control module housing bolt - arrow - and control housing.





- Release the retaining tabs - 1 - and remove the Transmission Control Module (TCM) (J217) - 2 -.





Installation

- Installation is performed in the reverse order of removal. note the following:

- Check the identification of the new Transmission Control Module (TCM) (J217) to ensure it matches the old Transmission Control Module (TCM) (J217).

- Code the Transmission Control Module (TCM) (J217). Refer to the => Ebahn Website.

Final procedures

1. Check the DTC memory. => [ Diagnostic Mode 03 - Read DTC Memory ] Diagnostic Mode 03 - Read DTC Memory.

2. If necessary, erase DTC memory of the Transmission Control Module (TCM) (J217). => [ Diagnostic Mode 04 - Erase DTC Memory ] Diagnostic Mode 04 - Erase DTC Memory.

3. Generate readiness code. => [ Readiness Code ] Monitors, Trips, Drive Cycles and Readiness Codes.