For 1990-2009 cars

### Removal Procedure

1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Disconnect the engine wiring harness electrical connector (2) from the bank 2 knock sensor.
3. Loosen the knock sensor bolt and remove the knock sensor.

### Installation Procedure

Notice: Refer to Fastener Notice in the Preface section.

1. Position the knock sensor and tighten the knock sensor bolt.

Tighten
Tighten the bolt to 23 N·m (17 lb ft).

2. Connect the engine wiring harness electrical connector (2) to the bank 2 knock sensor.
3. Lower the vehicle.