Engine Control Module (ECM) -J623-, installing
WARNING: This page is about a different variant/trim than selected.
NOTE:
- Perform the installation in reverse order of removal. Thereafter, the engine control module must be equipped with the metal retainer. Always use new shear bolts.
- After replacing the ECM, the injection quantity calibration in the new ECM must also be adapted (the injection quantity calibration affects engine performance and emissions levels).
- The procedures to follow after connecting the new ECM are to be found in Guided Fault-finding.
Procedures after connecting new ECM
- Follow instructions in Guided Fault-finding.
- Enter correct vehicle into Guided Fault-finding
- Press "Go to" button
- Select "Function/component selection"
- Select "powertrain"
- Select "engine code"
- "01 - On Board Diagnostic (OBD) capable systems
- "Motronic fuel injection and ignition system"
- Select "Functions"
- Select "Engine Control Module (ECM)"