Engine Control Module: Service and Repair

Engine Control Module, Removing and Installing

Perform the following:

• If it is necessary to replace the engine control module, connect the Vehicle Diagnosis Tester and perform "Replace control module".

Removing

- Turn off the ignition.

- Remove the E-box cover inside the engine compartment - arrows -.






Vehicles with anti-theft protection






- Disconnect the threaded connection - 2 -.

- Remove the locking mechanism - 5 -.

- Disconnect the connectors - 1 - and - 3 - from the engine control module.

Only if the engine control module has to be replaced:

- Remove the threaded connections - 6 - and the bracket - 4 -.

Vehicles with out anti-theft protection

- Disconnect the connectors - 1 - and - 3 - from the engine control module.

Continuation for all vehicles






- Push the tabs on the side guides - 3 - carefully toward the outside with a screwdriver - 2 -.

- Remove the engine control module - 1 - from the guides - 3 -.

Installing

- Install the engine control module - 1 - into the guides - 3 - until it locks.






Vehicles with anti-theft protection






- Attach the bracket - 4 - to the engine control module with the shear bolts - 6 -.

- Tighten the shear bolts - 6 - just enough until the bolt head breaks off.

- Connect the connectors - 1 - and - 3 - to the engine control module.

- Install the locking mechanism - 5 - with shear bolts - 2 -.

- Tighten the shear bolts - 2 - just enough until the bolt head breaks off.

Vehicles with out anti-theft protection

- Connect the connectors - 1 - and - 3 - to the engine control module.

Continuation for all vehicles






- Install the E-box cover - arrows -.