Camshaft Position Sensor: Service and Repair

REMOVAL PROCEDURE

CAUTION: Refer to Battery Disconnect Caution in Service Precautions.




1. Disconnect the negative battery cable.
2. Disconnect the spark plug wires and ignition coil wire from the distributor.




3. Disconnect the Camshaft Position (CMP) sensor harness connector from the distributor.




4. Remove the distributor cap screws.




5. Remove the distributor cap.




6. Remove the rotor screws.
7. Remove the rotor.




8. Align the square slot in the reluctor wheel with the CMP sensor.




9. Remove the CMP sensor fasteners.
10. Remove the CMP sensor.

INSTALLATION PROCEDURE

IMPORTANT: Do not use the old cap screws, CMP sensor screws, or rotor screws. Use replacement screws that have been coated with a thread locking compound. Precoated replacement distributor cap and CMP sensor screws can be acquired using P/N 10475922 (pkg of 10 screws). Precoated replacement rotor screws can be acquired using P/N 10475924 (pkg of 10 screws).




1. Align the square slot in the reluctor wheel with the CMP sensor.
2. Insert the CMP sensor through the reluctor wheel slot.

NOTE: Refer to Fastener Notice in Service Precautions.




3. Install new CMP sensor mounting screws.

Tighten
Tighten the screws to 1.6-2.8 N.m (14-25 lb in.).

IMPORTANT: The locating tabs on the rotor are necessary for correct alignment of the rotor. If the tabs are missing or damaged, replace the rotor.




4. Install the rotor onto the reluctor wheel.
5. Install new rotor screws.

Tighten
Tighten the screws to 1.5-2.4 N.m (13-22 lb in.).




6. Install the distributor cap.




7. Install new distributor cap screws.

Tighten
Tighten the screws to 1.8-3.0 N.m (16-26 lb in.).




8. Connect the CMP sensor harness connector.




9. Connect the spark plug wires and ignition coil wire.
10. Connect the negative battery cable.