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

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Main Heated Oxygen Sensors





1. Disconnect negative (-) terminal from battery.

CAUTION: Work must be started after 90 seconds from the time the ignition switch is turned to the 'LOCK' position and the negative (-) terminal cable is disconnected from the battery.

2. Disconnect the oxygen sensor connector(s).





3. Remove main heated oxygen sensor(s).
4. Installation is in the reverse order of removal.

Torque: 44 Nm (33 ft lb)