TT Roadster L4-2.0L Turbo (BPY) (2008)
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Remove the electrical harness connectors from the Engine Control Module (ECM) (J623) - 1 -.
Engine Control Module (ECM) (J623) installation
Installation is performed in reverse order of removal. Note the following:
The Engine Control Module (ECM) (J623) must be installed with the protective housing.
Use New shear bolts when installing the Engine Control Module (ECM) (J623).
Engine Control Module (ECM) (J623) reprogramming
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The new Engine Control Module (ECM) (J623) and immobilizer must be activated.
Final procedures
After the repair work, the following work steps must be performed in the following sequence:
1. Check the DTC memory. Refer to => [ Diagnostic Mode 03 - Read DTC Memory ] See: Testing and Inspection/Scan Tool Testing and
Procedures/Diagnostic Modes 01 - 09/Diagnostic Mode 03 - Read DTC Memory.
2. If necessary, erase the DTC memory. Refer to => [ Diagnostic Mode 04 - Erase DTC Memory ] See: Testing and Inspection/Scan Tool Testing
and Procedures/Diagnostic Modes 01 - 09/Diagnostic Mode 04 - Erase DTC Memory.
3. If the DTC memory was erased, generate readiness code. Refer to => [ Readiness Code ] See: Testing and Inspection/Monitors, Trips, Drive
Cycles and Readiness Codes.