FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Heated Oxygen Sensor (HO2S) - Front

HEATED OXYGEN SENSOR (HO2S) - FRONT


Socket, Exhaust Gas Oxygen Sensor:






Special Tool(s)

Removal and Installation
1. With the vehicle in NEUTRAL, position it on a hoist.
2. Disconnect the battery ground cable.







3. Disconnect the right side heated oxygen sensor (HO2S) electrical connector.







4. Disconnect the left side HO2S electrical connector.







5. Using the special tool, remove the HO2S.
6. To install, reverse the removal procedure.
- Apply a light coat of lubricant to the threads of the HO2S.