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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Oxygen Sensor: Testing and Inspection







INSPECT HEATED OXYGEN SENSOR (BANK-1,BANK-2 OXYGEN SENSOR)
a. Using an Ohmmeter, measure resistance between the terminals.

If the resistance is not as specified, replace the sensor.







INSPECT HEATED OXYGEN SENSOR (BANK1,BANK-2 OXYGEN SENSOR N0.2)
a. Using an Ohmmeter, measure resistance between the terminals.

If the resistance is not as specified, replace the sensor.