Motronic Engine Control Module J220, Replacing
Removing
NoteWhen the Motronic Engine Control Module (ECM) -J220- electrical harness connectors are disconnected, the adaptation values are erased and the DTC memory content remains intact.
Work procedure
Check the identification of the previous Motronic Engine Control Module (ECM) -J220- as follows:
– Connect the scan tool.
– Switch the ignition on.
– Using the scan tool, select “Vehicle information”.
– Select “ Calibration Identification” in vehicle information.
The electronic control module identification number will be displayed, e.g.: 06A906032NA 4983
– Record the electronic control module identification number.
– End diagnosis and switch the ignition off.
Procedure
– Remove the windshield wiper arms.
– Remove the plenum chamber cover.
– Disconnect electrical harness connector from control module.
– Press control module to the right -arrow- and pull out.
Installation
Installation is performed in reverse order of removal. Note the following:
The Motronic Engine Control Module (ECM) -J220- must be installed with the protective housing.
Motronic Engine Control Module (ECM) -J220- reprogramming
– The new Engine Control Module (ECM) -J220- and immobilizer must be activated. Refer to the → Ebahn website for ECM and immobilizer activation instructions.
Final procedures
After the repair work, the following work steps must be performed in the following sequence:
1 - Check the DTC memory. Refer to → Chapter „Diagnostic Mode 03 - Read DTC Memory“.
2 - If necessary, erase the DTC memory. Refer to → Chapter „Diagnostic Mode 04 - Erase DTC Memory“.
3 - If the DTC memory was erased, generate readiness code. Refer to → Chapter „Readiness Code“.
