Ignition Coil: Service and Repair

Ignition Coil and Electronic Ignition Control Module Assembly Disassembled (Typical):

REMOVE OR DISCONNECT
1. Remove negative battery cable.
2. Disconnect 11 pin Electronic Ignition (EI) harness connector.
3. Remove ignition system assembly to cam housing bolts (4).
4. Remove ignition system assembly from engine.
5. Remove housing to cover screws (4).
6. Remove housing from cover.
7. Disconnect coil harness connectors (2).
8. Remove Coils, contacts, and seals from cover.


INSTALL OR CONNECT
1. Install coils to cover.
2. Install coil harness connectors (2).
3. Seals to housing (replace with new seals).
4. Install contacts to housing (use petroleum jelly to retain).
5. Install housing to cover and screws (4).

- Tighten screws to 4 Nm (35 lb. in.)

6. Connect spark plug boots and retainers to housing.
7. Install ignition system assembly to engine while carefully aligning boots to spark plug terminals.
8. Install ignition system assembly to cam housing bolts after coating threads with 1052080 sealer or equivalent (4).

- Tighten bolts to 22 Nm (16 lb. ft.)

9. Connect 11 pin harness connector.
10. Connect negative battery cable.