For 1990-2009 cars

### Removal Procedure

1. Disconnect the knock sensor (KS) electrical connector (3).
2. Remove the KS electrical connector clip from the oil level indicator tube bracket.
3. Remove the KS bolt.
4. Remove the KS.

### Installation Procedure

Note: Rotate the pigtail 90 degrees from vertical before securing the fastener.

Caution: Refer to Fastener Caution in the Preface section.

1. Install the KS.
2. Install the KS bolt.

Tighten
Tighten the bolt to 25 N·m (18 lb ft).

3. Disconnect the KS electrical connector (3).
4. Install the KS electrical connector clip to the oil level indicator tube bracket.