Oxygen Sensor: Service and Repair

HEATED OXYGEN SENSOR (HO2S)

Socket, Exhaust Gas Oxygen Sensor:

Special Tool(s)

Removal and Installation







1. Disconnect the HO2S electrical connector.







2. Remove the HO2S from the exhaust manifolds using the special tool.
- If necessary, lubricate the heated oxygen sensors with lock lubricant to assist in removal.







3. To install, reverse the removal procedure.
- Apply a light coat of anti-seize lubricant to the threads of the heated oxygen sensors (HO2S).