volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Heated Oxygen Sensor 2, Checking|Page 2744 > < Heated Oxygen Sensor 2, Checking|Page 2742
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If the specified values are obtained:

-

End diagnosis and switch ignition off.

If the specified values are not obtained:

Start diagnosis

-

Disconnect the electrical harness connector Oxygen Sensor  (O2S) 2 Behind Three Way Catalytic Converter (TWC) (G131) -  3 -.

Checking primary voltage

-

Switch the ignition on.

-

Using a multimeter, check the Oxygen  Sensor (O2S) Behind Three Way Catalytic Converter (TWC) (G131)electrical harness connector terminals
3 to 4 for voltage.

Specified value: 0.400 to 0.500 Volts

-

Switch the ignition off.

If the specified value was not obtained:

Heated Oxygen Sensor 2, Checking|Page 2744 > < Heated Oxygen Sensor 2, Checking|Page 2742