Heated Oxygen Sensor (HO2S)

Heated Oxygen Sensor (HO2S)









Removal and Installation

LH Heated Oxygen Sensor (HO2S)

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

2. Remove the 7 bolts (5 shown) and the LH splash shield.
- To install, tighten to 10 Nm (89 lb-in).





3. Disconnect the LH Heated Oxygen Sensor (HO2S) electrical connector.

4. NOTE: If necessary, lubricate the sensor threads with penetrating and lock lubricant to assist in removal.

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

- Calculate the correct torque wrench setting for the following torque. Refer to the Torque Wrench Adapter Formulas in the Appendix.

- To install, tighten to 48 Nm (35 lb-ft).





RH HO2S

5. Disconnect the RH HO2S electrical connector.

6. NOTE: If necessary, lubricate the sensor threads with penetrating and lock lubricant to assist in removal.

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

- Calculate the correct torque wrench setting for the following torque. Refer to the Torque Wrench Adapter Formulas in the Appendix.

- To install, tighten to 48 Nm (35 lb-ft).





All HO2S

7. NOTE: Apply a light coat of anti-seize lubricant to the threads of the HO2S.

To install, reverse the removal procedure.