Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Oxygen Sensor: Service and Repair


OXYGEN SENSOR REPLACEMENT



CAUTION:
To avoid the danger of burns, replace the oxygen sensor only when the engine is cool.

1. Disconnect oxygen sensor/ECU connector wire.
2. Remove faulty Oxygen sensor.
3. Coat the threads of the new oxygen sensor with anti-seize compound.
4. Install the new oxygen sensor and torque to 45 Nm (33 lb.ft).
5. Connect the ECU connector wire securely.