volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Oxygen Sensor Heater Z19 For Heated Oxygen Sensor G39 In front of Catalytic Converter, Checking|Page 2717 > < Oxygen Sensor Heater Z19 For Heated Oxygen Sensor G39 In front of Catalytic Converter, Checking|Page 2715
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Checking primary voltage

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Disconnect the brown Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) (G130) electrical harness connector -  arrow -.

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Switch the ignition on.

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Using a multimeter, check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) (G130) electrical harness connector terminals
3 to 4 for voltage.

Specified value: 0.400 to 0.500 Volts

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Switch the ignition off.

Oxygen Sensor Heater Z19 For Heated Oxygen Sensor G39 In front of Catalytic Converter, Checking|Page 2717 > < Oxygen Sensor Heater Z19 For Heated Oxygen Sensor G39 In front of Catalytic Converter, Checking|Page 2715