Knock Sensor: Service and Repair

REMOVAL
The knock sensor threads into the side of the cylinder block in the rear.
1. Disconnect the negative battery cable.
2. Raise vehicle and support.
3. On All Wheel Drive vehicles remove the PTU (Power Transfer Unit), refer to the Transmission section for more information.
4. Disconnect electrical connector from knock sensor.
5. Use a crow foot socket to remove the knock sensor.

INSTALLATION
The knock sensor threads into the side of the cylinder block in the rear.
1. Install knock sensor. Tighten knock sensor to 10 Nm (7 ft. lbs.) torque. Over or under tightening effects knock sensor performance, possibly causing improper spark control.
2. Attach electrical connector to knock sensor.
3. On All Wheel Drive vehicles install the PTU (Power Transfer Unit) for the rear wheels, refer to the Transmission section for more information.
4. Lower vehicle.
5. Connect the negative cable.