Operation CHARM: Car repair manuals for everyone.

Heated Oxygen Sensor

ON-VEHICLE INSPECTION

1. CHECK HEATED OXYGEN SENSOR
a. Disconnect the 2 sensor connectors.







b. Measure the heater resistance according to the value(s) in the table.

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

c. Connect the 2 sensor connectors.
Component without harness connected: