Warning: In order to avoid being burned, do not service the exhaust system while it is still hot. Service the system when it is cool.

Preliminary Procedures

Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .

1

Heated Oxygen Sensor

Caution: Refer to Fastener Caution in the Preface section.

Procedure

1. Disconnect the heated oxygen sensor wiring harness connector.
2. Remove the heated oxygen sensor.
3. When re-using the heated oxygen sensor, coat the thread with assembly paste.

Tighten
42 N·m (31 lb ft)

Special Tools

EN-6179 Heated Oxygen Sensor Remover / Installer

For equivalent regional tools, refer to Special Tools .