Passat Syncro Wagon V6-2.8L (ATQ) (2000)
Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) - G130- 4-pin harness connector (green) (arrow).
Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131- bank 2 4-pin harness connector (brown, arrow).
NOTE:
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Bank 1 = Cylinder bank 1, in direction of travel, right
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Bank 2 = Cylinder bank 2, in direction of travel, left
Vehicles with engine code AHA
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Measure resistance for sensor heater at connector to oxygen sensor terminal 1 + 2.
Specified value: 0.0 to 19.9 Ohms
Vehicles with engine code ATQ