Replacing the Engine Control Module (ECM)

Replacing The Engine Control Module (ECM)

Preparations

Removing side panels







Remove the screw (A) on the left and right-hand sides.
Remove the side panel on the left and right-hand sides.

Switching off the ignition







CAUTION: Switch off the ignition and wait for the engine cooling fan (FC) to stop running. Wait at least 30 seconds before disconnecting the control module connector.

Replacing the control module

Removing the control module







Drill out the security screw for the security strap.

NOTE: Remove swarf.

Remove the security strap.
Remove the screws securing the control module.
Work the control module forward on the right-hand side.
Disconnect the connector.

Installing the control module







Check that no pins or sockets are damaged on the connector or the control module.
Connect the connector on the control module.
Screw the control module into place.
Reinstall the retaining strap and a new security screw

Finishing

Ordering software
Connect the VADIS station to the car.
Select the model, model year, engine alternative and enter the chassis number in the vehicle profile.
Order software according to the description in Order SW

Programming the control module
Program the control module according to Load SW.

Reading and erasing diagnostic trouble codes (DTCs)
Read off and erase diagnostic trouble codes (DTCs).
Screw the engine control module (ECM) into place.
Tighten the security screw.
Reinstall the side panels on the left and right-hand sides.
Test the function.