Operation CHARM: Car repair manuals for everyone.
Home >> Pontiac >> 2007 >> Vibe L4-1.8L >> Repair and Diagnosis >> Sensors and Switches >> Sensors and Switches - Powertrain Management >> Sensors and Switches - Computers and Control Systems >> Knock Sensor >> Service and Repair

Knock Sensor: Service and Repair



KNOCK SENSOR REPLACEMENT

REMOVAL PROCEDURE




1. Remove the starter motor.
2. Disconnect the knock sensor (KS) electrical connector.
3. Remove the nut (1) securing the KS (2) to the engine block.
4. Remove the KS (2) from the engine block.

INSTALLATION PROCEDURE




1. Install the KS (2) onto the threaded stud in the engine block.
2. Install the KS nut (1) to the threaded stud.






3. IMPORTANT: In order to prevent water accumulation in the KS electrical connector cavity, install the KS with the connector cavity pointing down.

Align the KS (1) on the engine block as illustrated. The KS electrical connector cavity must point down, in a 15-30 degree arc from perpendicular to the earth.

4. NOTE: Refer to Component Fastener Tightening Notice.

Tighten the KS nut while maintaining the correct sensor alignment.

Tighten the nut to 20 N.m (16 lb ft).
5. Connect the KS electrical connector.
6. Install the starter motor.
pro multis · About Operation CHARM