chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Manifold Absolute Pressure (MAP) Sensor <--> [Manifold Pressure/Vacuum Sensor] > < Knock Sensor (KS) 1 Front|Page 1416
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Knock Sensor: Service and Repair

REMOVAL PROCEDURE

1. Raise the vehicle. Refer to Vehicle Lifting.

2. Remove the knock sensor harness connector (4).
3. Remove the knock sensor retaining bolt (3).
4. Remove the appropriate knock sensor (1 or 2).

INSTALLATION PROCEDURE

1. Install the knock sensor (1 or 2) and the bolt (3).

NOTE:  Refer to Component Fastener Tightening Notice in Service Precautions.

Tighten
Tighten the sensor to 25 N.m (18 lb ft).

2. Connect the knock sensor harness connector (4).
3. Lower the vehicle.

Manifold Absolute Pressure (MAP) Sensor <--> [Manifold Pressure/Vacuum Sensor] > < Knock Sensor (KS) 1 Front|Page 1416