Sienna AWD V6-3.5L (2GR-FE) (2007)
Oxygen Sensor: Testing and Inspection
Component Inspection
Air Fuel Ratio Sensor (For 4WD)
INSPECTION
1. INSPECT AIR FUEL RATIO SENSOR
a. Measure the resistance of the sensor.
If the resistance is not as specified, replace the sensor.
Heated Oxygen Sensor (For 4WD)
INSPECTION
1. INSPECT HEATED OXYGEN SENSOR (for Bank 1 Sensor 2)