Operation CHARM: Car repair manuals for everyone.

Without Anti-Theft Protection







Without Anti-Theft Protection

Special tools, testers and auxiliary items required

• Vehicle Diagnostic Tester, for example, Vehicle Diagnosis, Testing and Information System (VAS 5051 B)

• If the Engine Control Module (ECM) is to be replaced, connect the vehicle diagnostic tester and perform the "Guided Functions, Replacing Engine Control Module".

Conditions

• Ignition is turned off.

Removing

- Remove the windshield wiper arms and the plenum chamber cover.

- Remove the plenum chamber bulkhead.

- Remove the bolts - 1 - and remove the cover plate - 2 -.






- Disconnect the front connector - 1 - from the ECM.






- Pry up the locking mechanism - 2 - slightly.

- Push the ECM in the - direction of the arrow - out of the retaining plate.

- Release the rear connector from the ECM and remove the ECM.

Installing

- Connect the rear connector to the ECM and lock it into place.

- Slide the ECM onto the retaining plate.

- Press the catch - 2 - against the ECM.






- Now connect the front connector - 1 - to the ECM and secure it.

- Install the plenum chamber bulkhead.

- Install the windshield wiper arms and the plenum chamber cover.

- If the ECM was replaced, connect the vehicle diagnostic tester and perform the "Guided Functions, Replacing Engine Control Module".

- Read the ECM Diagnostic Trouble Code (DTC) memory and erase all DTC entries. Refer to "Guided Functions" in the vehicle diagnostic tester.

- Perform a test drive.

• Observe the safety precautions that apply to road tests. Refer to => [ If special testing equipment is required during road test, note the following: ] Diesel Fuel Injection.

- Again, check the ECM DTC memory.