Knock Sensor Replacement

KNOCK SENSOR (LEFT OR RIGHT) ON-VEHICLE SERVICE

REMOVE OR DISCONNECT
1. Negative battery cable.
2. Drain coolant.
3. Raise vehicle.
4. Knock sensor wiring harness connector from knock sensor.

CAUTION: Engine coolant may be hot. The Knock Sensor (KS) is mounted in the engine block cooling passage. Engine coolant in the block will drain when the knock sensor is removed.

5. Knock sensor from engine block.

INSTALL OR CONNECT

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

1. Knock sensor into engine block. Be sure threads are clean. Tighten sensor to 19 Nm (14 lb ft).
2. Knock sensor wiring harness connector to the knock sensor.
3. Lower vehicle.
4. Refill coolant.
5. Negative battery cable.