Replacing Engine Control Module (ECM)
Procedure
First, check control module identification of the previous Engine Control Module (ECM) as follows:
- Connect diagnostic tester.
- Switch ignition on.
- Under address word 33, select "Diagnostic mode 9: vehicle information".
- Select the vehicle information "Test-ID 04: Calibration Identification".
Control module identification will be indicated, e.g.: 06A906032MC4622
- End diagnosis and switch ignition off.
- Remove wiper arms and wind cowl.
- Disengage connector from control module and then disconnect it.
- Press mounting bracket (arrow) towards left and pull control module out.
- Insert the new control module into the bracket.
- Install connector from control module and engage.
- Check whether the new control module identification matches the old control module identification.
- Generate readiness code.