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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California

FRONT HEATED OXYGEN SENSOR





The front heated oxygen sensor is located just ahead of the catalytic converter, under the vehicle on the right side.

REAR HEATED OXYGEN SENSOR





The rear heated oxygen sensor is located just behind the catalytic converter, under the vehicle on the right side.