Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

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LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Knock Sensor: Service and Repair

REMOVAL
1. Disconnect the negative battery cable.
2. Raise vehicle and support.
3. Disconnect the electrical connector.

Knock Sensor - 3.8L:




4. Remove mounting bolt (1).
5. Remove sensor.

INSTALLATION
1. Install knock sensor. Tighten knock sensor to 20 N.m (15.2 in. lbs.) torque (1). Over or under tightening effects knock sensor performance, possibly causing improper spark control.

Knock Sensor - 3.8L:




2. Route the knock sensor wire in the proper location.
3. Connect the electrical connector.
4. Lower vehicle.
5. Connect the negative battery cable.