For 1990-2009 cars

### Removal Procedure

Caution: Refer to Battery Disconnect Caution in the Preface section.

Caution: Refer to Knock Sensor Service Caution in the Preface section.

1. Disconnect the negative battery cable.
2. Remove the starter. Refer to Starter Motor Replacement .
3. Disconnect the electrical connector at the knock sensor (1).
4. Remove the knock sensor retaining bolt (1).
5. Remove the knock sensor.

### Installation Procedure

Notice: Refer to Fastener Notice in the Preface section.

1. Install the knock sensor with the bolt (1).

Tighten
Tighten the knock sensor retaining bolt to 15-25 N·m (11-18 lb ft).

2. Connect the electrical connector to the knock sensor.
3. Install the starter. Refer to Starter Motor Replacement .
4. Connect the negative battery cable.