Knock Sensor (KS) Replacement - Bank 1

REMOVAL PROCEDURE

CAUTION: Refer to Caution - Knock Sensor Service in Service Precautions.




1. Turn OFF the ignition.
2. Drain the cooling system. Refer to Draining and Filling Cooling System in Cooling System.
3. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in Vehicle Information.
4. Disconnect the knock sensor wiring harness connector from the knock sensor.




5. Remove the knock sensor (2) from the engine block (1).

INSTALLATION PROCEDURE

NOTE: Refer to Fastener Notice Fastener Notice in Service Precautions.

IMPORTANT: Do Not apply thread sealant to sensor threads. The sensor is coated at factory and applying additional sealant will affect the sensor's ability to detect detonation.




1. Install the knock sensor (2) into the engine block (1).

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




2. Connect the knock sensor electrical connector (2) to the knock sensor (1).
3. Lower the vehicle.
4. Start the engine.
5. Fill the cooling system. Refer to Draining and Filling Cooling System in Cooling System.
6. Inspect the coolant level.