Ignition Coil: Service and Repair

Ignition Coil Replacement

Removal Procedure




1. Remove the air cleaner resonator and outlet duct.
2. Disconnect the engine wiring harness electrical connector (1) from the oil pressure sensor (2).




3. Disconnect the engine wiring harness retainers (1) from the power steering pump (2).




4. Disconnect the engine wiring harness electrical connectors (1, 4) from the following:

* The exhaust camshaft position (CMP) sensor (5)
* The camshaft position (CMP) actuator solenoid valve (6)

5. Disconnect the engine wiring harness retainer (2) from the camshaft cover (3).




6. Disconnect the engine wiring harness electrical connectors from the following:

* The fuel injector harness (1)
* The heated oxygen sensor (HO2S) (2)
* The engine coolant temperature (ECT) sensor (3)




7. Disconnect the engine wiring harness electrical connectors from the ignition coils.




8. Disconnect the engine wiring harness electrical connector from the intake camshaft position (CMP) sensor.




9. Carefully disengage the engine wiring harness conduit from the camshaft cover, and position aside.




10. Remove the ignition coil bolts.
11. Remove the ignition coils from the camshaft cover.

Installation Procedure






Important: Ensure the ignition coil seals are properly seated to the camshaft cover.

1. Install the ignition coils into the camshaft cover.

Notice: Refer to Fastener Notice.

2. Install the ignition coil bolts.

Tighten the bolts to 10 N.m (89 lb in).




3. Attach the engine wiring harness conduit to the camshaft cover.




4. Connect the engine wiring harness electrical connector to the intake CMP sensor.




5. Connect the engine wiring harness electrical connectors to the ignition coils.




6. Connect the engine wiring harness electrical connectors to the following:

* The fuel injector harness (1)
* The HO2S (2)
* The ECT sensor (3)




7. Connect the engine wiring harness electrical connectors (1, 4) to the following:

* The exhaust CMP sensor (5)
* The CMP actuator solenoid valve (6)

8. Connect the engine wiring harness retainer (2) to the camshaft cover (3).




9. Connect the engine wiring harness retainers (1) to the power steering pump (2).




10. Connect the engine wiring harness electrical connector (1) to the oil pressure sensor (2).
11. Install the air cleaner resonator and outlet duct.