For 1990-2009 cars

### Removal Procedure

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

1. Disconnect the negative battery cable.
2. Remove the intake manifold support bracket bolts.
3. Remove the intake manifold support bracket.
4. Disconnect the knock sensor (KS) electrical connector.
5. Remove the KS bolt.
6. Remove the KS.

### Installation Procedure

Caution: Refer to Fastener Caution in the Preface section.

1. Install the KS with the bolt.

Tighten
Tighten the knock sensor bolt to 20 N·m (15 lb ft).

2. Connect the KS electrical connector.
3. Install the intake manifold support bracket with the bolts.

Tighten

• | Tighten the intake manifold support bracket upper bolts to 25 N·m (18 lb ft).

• | Tighten the intake manifold support bracket lower bolts to 45 N·m (33 lb ft).

4. Connect the negative battery cable.