Heated Oxygen Sensor (HO2S)

HEATED OXYGEN SENSOR (HO2S)

Exploded View







Special Tool(s)

Special Tool(s):

Removal and Installation

1. WARNING: Before servicing a vehicle equipped with a fire suppression system, depower the system by following the procedure in Fire Suppression System. Failure to follow the instructions may result in serious personal injury.

With the vehicle in NEUTRAL, position it on a hoist.

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







3. Disconnect the left side HO2S electrical connector.







4. Using the special tool, remove the RH or LH HO2S as necessary.
- To install, tighten to 40 Nm (30 lb-ft).







5. WARNING: If the vehicle is equipped with a fire suppression system, repower the system. For important safety warnings and procedures, refer to Fire Suppression System. Failure to follow these instructions may result in serious personal injury.

To install, reverse the removal procedure. If equipped with fire suppression system, repower the system.
- Apply a light coat of anti-seize lubricant to the threads of the HO2S.