Air Fuel Ratio (A/F) Sensor Removal/Installation

AIR FUEL RATIO (A/F) SENSOR REMOVAL/INSTALLATION [MZI 3.7 V6]

WARNING:
- A hot engine and exhaust system can cause severe burns. Turn off the engine and wait until they are cool before removing the exhaust system.

A/F Sensor (LH) Removal/Installation

1. Disconnect the negative battery cable. Removal and Replacement

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

3. Remove the A/F sensor (LH) using the SST.






NOTE:
- Apply a light coat of anti-seize lubricant to the threads of the A/F sensor.

4. Install in the reverse order of removal.

A/F Sensor (RH) Removal/Installation

1. Disconnect the negative battery cable. Removal and Replacement

2. Remove the following part for easier access.

- Windshield wiper arm and blade Service and Repair
- Cowl grille Cowl Grille Removal/Installation
- Windshield wiper motor Removal and Replacement
- Cowl panel Cowl Panel Removal/Installation

3. Disconnect the A/F sensor (RH) connector.

NOTE:
- If necessary, lubricate the A/F sensor with Penetrating and Lock Lubricant loosen to aid in removal.

4. Remove the A/F sensor (RH) using the SST.






NOTE:
- Apply a light coat of anti-seize lubricant to the threads of the A/F sensor.

5. Install in the reverse order of removal.