scion Workshop Repair Guides

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Oxygen Sensor|Service and Repair > < Air Fuel Ratio Sensor
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Oxygen Sensor: Testing and Inspection
Heated Oxygen Sensor

2AZ-FE ENGINE CONTROL SYSTEM: HEATED OXYGEN SENSOR: INSPECTION

INSPECTION

1. INSPECT HEATED OXYGEN SENSOR

(a) Check the resistance.

(1) Using an ohmmeter, measure the resistance between the terminals.

Standard resistance:

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

Oxygen Sensor|Service and Repair > < Air Fuel Ratio Sensor