Operation CHARM: Car repair manuals for everyone.

Knock Sensor: Service and Repair



Knock Sensor Replacement

Removal Procedure






Caution: Refer to Battery Disconnect Caution.

1. Disconnect the negative battery cable.
2. Remove the intake manifold.
3. Disconnect the knock sensor (KS) electrical connector.
4. Remove the KS.

Installation Procedure






Notice: Refer to Fastener Notice.

1. Install the KS with the bolts.

Tighten the KS bolt to 20 N.m (15 lb ft).

2. Connect the KS electrical connector.
3. Install the intake manifold.
4. Connect the negative battery cable.