Operation CHARM: Car repair manuals for everyone.

Knock Sensor: Testing and Inspection








3MZ-FE ENGINE CONTROL SYSTEM: KNOCK SENSOR:

INSPECTION

1. KNOCK CONTROL SENSOR






(a) Using an ohmmeter, measure the resistance between the terminals.
Resistance:
120 to 280 kOhms at 20°C (68°F)
If the resistance is not specified, replace the sensor.