Ignition Control Module: Service and Repair

REMOVAL PROCEDURE

TOOLS REQUIRED
J 36011 Spark Plug Removal Tool.

CAUTION: Refer to Battery Disconnect Caution in Service Precautions.




1. Disconnect the negative battery cable.
2. Remove the accelerator cable from the hold down clip.
3. Remove the cruise control cable, if applicable.




4. Remove the bolt from the fuel line retaining clip.




5. Disconnect the 11 pin harness connector for the Ignition Control Module (ICM).




6. Remove the bolts from the ignition coil and the ICM assembly-to-camshaft housing.

NOTE: Spark plug boots often adhere to the spark plugs. Use tool J 36011 in order to remove by first twisting and then pulling upward on retainers. Reinstall the boots and the retainers on the ignition coil housing secondary terminals. The boots and the retainers must be in place on the ignition coil housing secondary terminals prior to the ignition coil and the electronic ignition control module assembly installation or ignition control system damage may result.




7. Remove the ignition coil and ICM assembly from the engine.




8. Remove the screws that retain the housing to the cover.




9. Disconnect the coil harness connector from the ICM.

IMPORTANT: When removing the housing from the cover, make sure the ground strap stays in place.

10. Remove the housing from the cover.




11. Remove the screws that retain the ICM to the cover.




12. Remove the ICM from the cover.

INSTALLATION PROCEDURE

IMPORTANT: DO NOT wipe grease from the module or coil if the same module is to be replaced. If a new module is to be installed, a package of silicone grease will be included with the module. Spread the grease on the metal face of the module and on the cover where the module seats. This grease is necessary for module cooling.




1. Install the ICM to the cover.

NOTE: Refer to Fastener Notice in Service Precautions.




2. Install the screws that retain the ICM to the cover.

Tighten
Tighten the screws to 4 N.m (35 lb in).




3. Install the ground strap, it necessary.




4. Connect the ignition coils connector to the ICM.

IMPORTANT: When installing the housing to the cover make sure the ground strap stays in place.

5. Install the housing to the cover.

NOTE: Refer to Fastener Notice in Service Precautions.




6. Install the screws that retain the housing to the cover.

Tighten
Tighten the screws 4 N.m (35 lb in).




7. Install the spark plug boots and the retainers to the housing, if necessary.




8. Install the ICM assembly to the engine while carefully aligning the spark boots to the spark plug terminals.

IMPORTANT: The ICM cover bolts must be installed using isolator washers with the rubber side facing down.




9. Install the bolts that retain the ICM assembly to the camshaft housing after coating the bolt threads with LOCTITE, or equivalent.

Tighten
Tighten the bolts to 22 N.m (16 lb ft).




10. Connect the ICM 11 pin harness connector.




11. Install the bolt to the fuel line retainer clip.




12. Install the accelerator cable into the hold down clip
13. Install the cruise control cable, it applicable.

CAUTION: Refer to Battery Disconnect Caution in Service Precautions.

14. Connect the negative battery cable.