Heated Oxygen Sensor

3MZ-FE EMISSION CONTROL: HEATED OXYGEN SENSOR:

INSPECTION

1. INSPECT OXYGEN SENSOR (for Bank 1)






(a) Measure the resistance between terminals 1 (HT) and 2 (+B).
Standard resistance:





If the resistance is not as specified, replace the sensor.
2. INSPECT OXYGEN SENSOR (for Bank2)






(a) Measure the resistance between terminals 1 (HT) and 2 (+B).
Standard resistance:





If the resistance is not as specified, replace the sensor.