Operation CHARM: Car repair manuals for everyone.

Knock Sensor: Service and Repair

REMOVAL
1. Disconnect the battery ground cable. For additional information, refer to Battery.
2. If removing the top-mounted knock sensor, remove the lower intake manifold. Refer to Engine.







3. Disconnect the electrical connectors from the top-mounted and side-mounted Knock Sensors (KS).







4. Remove the nut and the side-mounted KS.







5. Remove the bolt and the top-mounted KS.

INSTALLATION
1. To install, reverse the removal procedure.