Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

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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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Heated Oxygen Sensor

INSPECTION

1. INSPECT HEATER RESISTANCE OF OXYGEN SENSOR

a. Disconnect the sensor connector.




b. Using an ohmmeter, measure the resistance between terminals +B and HT




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

Torque: 44 N.m (450 kgf.cm, 32 ft.lbf)

c. Reconnect the sensor connector.

2. INSPECT OPERATION OF HEATED OXYGEN SENSOR