For 1990-2009 cars

### Removal Procedure

1. Turn OFF the ignition.
2. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in Cautions and Notices.
3. Disconnect the wiring harness connector from the knock sensor.
4. Remove the knock sensor from the engine block.

### Installation Procedure

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

1. Install the knock sensor into engine block.

Tighten
19 N·m(14 lb ft).

2. Connect the knock sensor wiring harness connector to the knock sensor.
3. Lower the vehicle.