Operation CHARM: Car repair manuals for everyone.

Knock Sensor: Testing and Inspection

1. Verify that the ignition switch is at OFF.
2. Disconnect knock sensor connector.
3. Measure the resistance between knock sensor terminal and the knock sensor body by using an ohmmeter.

Specification Approx: 560 kohm (20°C (68°F)

4. If not as specified, replace the knock sensor.