Heated Oxygen Sensor (HO2S)

Heated Oxygen Sensor (HO2S)









Removal

1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Jacking and Lifting Service and Repair.

2. Disconnect the Heated Oxygen Sensor (HO2S) electrical connector.

3. NOTE: If necessary, lubricate the HO2S with lock lubricant to assist in removal.

Using the Exhaust Gas Oxygen Sensor Socket, remove the HO2S.





Installation

1. Apply a light coat of nickel anti-seize lubricant to the threads of the HO2S.

2. Using the Exhaust Gas Oxygen Sensor Socket, install the HO2S.
- Calculate the correct torque wrench setting for the following torque. Refer to the Torque Wrench Adapter Formulas in the Appendix.

- Using the Exhaust Gas Oxygen Sensor Socket, tighten to 48 Nm (35 lb-ft).





3. Connect the HO2S electrical connector.