Knock Sensor: Testing and Inspection

CIRCUIT DIAGRAM





TROUBLESHOOTING PROCEDURES








HARNESS INSPECTION PROCEDURES

SENSOR INSPECTION
1. Disconnect the knock sensor connector





2. Measure resistance between the terminal 2 and 3.

Standard value: about 5 M Ohms [at 20°(68°F)]

3. If the resistance is continual, replace the knock sensor.

Knock sensor torque: 16 - 25 Nm (11.8 - 18.4 lb ft)