Heated Oxygen Sensor Heater

Inspection
1. Disconnect the heated oxygen sensor connector.




2. Measure the resistance between heated oxygen sensor terminals D and C by using an ohmmeter.

Specification: Approx. 13 Ohms [20 °C {68 °F}] (Front)
Approx. 6 Ohms [20 °C {68 °F}] (Rear)

3. If not as specified, replace the heated oxygen sensor.