Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Ignition Control Module: Service and Repair





REMOVAL PROCEDURE

CAUTION: Refer to Vehicle Lifting Caution in Service Precautions.

1. Raise the vehicle.
2. Remove the spark plug wires and ICM electrical connectors.
3. Remove the 3 bolts supporting the ICM assembly plate (2).
4. Remove the ICM assembly from the engine.
5. Remove the ignition coils from the module (1).
6. Remove the module from the assembly plate.

INSTALLATION PROCEDURE

1. Install the module to the assembly plate.
2. Install the ignition coils.

NOTE: Refer to Fastener Notice in Service Precautions.

3. Install the ICM assembly onto the engine block.

Tighten
Tighten the ICM assembly bolts (2) to 25 N.m (18 lb in).

4. Install the spark plug wires and ICM electrical connectors.

CAUTION: Refer to Vehicle Lifting Caution in Service Precautions.

5. Lower the vehicle