Operation CHARM: Car repair manuals for everyone.

Knock Sensor: Service and Repair

REMOVAL PROCEDURE




1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
2. Disconnect the knock sensor electrical connector.
3. Remove the knock sensor from the engine block.

INSTALLATION PROCEDURE




1. Install the knock sensor.

NOTE: Refer to Fastener Notice in Service Precautions.

IMPORTANT: DO NOT apply thread sealant to the sensor threads. The sensor threads are coated at the factory and applying additional sealant affects the sensors ability to detect detonation.

Tighten
Tighten the sensor to 19 N.m (14 lb ft).

2. Connect the knock sensor electrical connector.
3. Lower the vehicle.