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: Specifications

- After removing the sensor, the exhaust manifold threads must be cleaned with an 18 mm X 1.5 + 6E tap.
- If reusing the original sensor, coat the sensor threads with an anti-seize compound such as Loctite (R) 771-64 or equivalent.
- New sensors have compound on the threads and do not require an additional coating.
- Tighten the sensor to 28 Nm (20 ft. lbs.) torque.