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)

Or, hide this message: temporarily or permanently

Downstream O2

DOWNSTREAM O2

1. Disconnect the negative battery cable.

NOTE: The left side O2 sensor is shown. The right side is similar.

2. Raise and support the vehicle.
3. Disconnect the O2 sensor harness connector.
4. Remove the O2 sensor (1).