Operation CHARM: Car repair manuals for everyone.

Knock Sensor: Service and Repair

Knock Sensor Removal and Installation

Removal

1. Disconnect the negative battery cable.
2. Raise and suitably support the vehicle.




3. Disconnect electrical connector at the knock sensor.




4. Remove the bolt and the knock sensor.

Installation




1. Install the knock sensor with the bolt.

Tighten: Tighten the knock sensor bolt to 20 Nm (15 ft. lbs.).

2. Connect the electrical connector at the knock sensor.
3. Lower the vehicle.




4. Connect the negative battery cable.