Heated Oxygen Sensor (HO2S) Removal/Installation

HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION [MZI-3.7]

HO2S (LH) Removal/Installation

1. Disconnect the negative battery cable.

2. Disconnect the HO2S (LH) connector.
NOTE:
- If necessary, lubricate the HO2S (LH) with Penetrating and Lock Lubricant loosen to aid in removal.

3. Remove the HO2S (LH) using the SST.






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

4. Install in the reverse order of removal.

HO2S (RH) Removal/Installation

1. Disconnect the negative battery cable.

2. Remove the following part for easier access.

- Remove the windshield wiper arm and blade. Service and Repair
- Remove the cowl grille. Cowl Grille Removal/Installation
- Remove the windshield wiper motor. Removal and Replacement
- Remove the cowl panel. Cowl Panel Removal/Installation

3. Disconnect the HO2S (RH) connector.

4. Remove the front wheel and tire (RH). Service and Repair

5. Remove the splash shield (RH).

6. Disconnect the front drive shaft (RH) from the transaxle side. Drive Shaft Removal/Installation
NOTE:
- If necessary, lubricate the HO2S (RH) with Penetrating and Lock Lubricant loosen to aid in removal.

7. Remove the HO2S (RH) using the SST.






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

8. Install in the reverse order of removal.