Knock Sensor (KS) 1 Replacement

REMOVAL PROCEDURE




1. Turn OFF the ignition.
2. Drain the cooling system. Refer to Draining and Filling Cooling System in Cooling System.

CAUTION: Hot engine coolant may cause severe burns. Although the cooling system has been drained, coolant still remains in the engine water jacket. This coolant will drain with the removal of the knock sensor.

3. Raise the vehicle. Refer to Vehicle Lifting.
4. Disconnect the electrical connector (2) from the knock sensor (1).




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

INSTALLATION PROCEDURE




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

NOTE: Refer to Fastener Notice in Service Precautions.

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

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




2. Connect the electrical connector (2) to the knock sensor (1).
3. Lower the vehicle.
4. Fill the cooling system. Refer to Draining and Filling Cooling System in Cooling System.