Engine Control Module (J623), with Anti-Theft Immobilizer

with Anti-Theft Immobilizer

If the Engine Control Module (ECM) will be replaced, connect the vehicle diagnostic tester and perform the "Replacing Engine Control Module" guided function.

Special tools, testers and auxiliary items required

• Locking Pliers

Removing

- Turn off the ignition.

- Remove the windshield wiper arms.

- Remove the plenum chamber cover. Refer to "Moldings and Trim".

- Remove the bolts - 1 -.






- Cover the plenum chamber with a clean cloth so that it does not get scratched.

- Raise the ECM with retaining mounting slightly.

- Release the ECM in the - direction of the arrow - and pull it out slightly.

- Bend the raised ends - 1 - of the locking bracket outward.






- Remove the shear bolts - 2 - with locking pliers and remove locking bracket.

- Slide the connector latches - 1 - on the ECM outward and remove both connectors.






- Remove the ECM.

Installing






- Slide the ECM - 1 - in the - direction of the arrow - into the mounting frame until it engages.

- Tighten the mounting frame.

Tightening specification: 6 Nm

- Connect the connector to the ECM and slide the latches - 1 - inward.






- Take a new locking bracket and tighten the new shear bolts evenly until bolt heads shear off.