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Passat Sedan V6-3.6L (BLV) (2008)

Powertrain Management > Computers and Control Systems > Sensors and Switches - Computers and Control Systems > Oxygen Sensor > Component Information > Testing and Inspection > HO2S Front Oxygen Sensor Bank 1 Sensor 1, Checking > Page 3318

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Checking primary voltage

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Switch the ignition on.

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Using a multimeter, check the HO2S Oxygen Sensor Bank 1 Sensor 2 (G130)electrical harness connector terminals 3 to 4 for voltage.

Specified value: 4.10 to 5.00 V

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Switch the ignition off.

If the specified value was obtained:

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Replace the HO2S Oxygen Sensor Bank 1 Sensor 2 (G130). Refer to the Repair Information.

If the specified value was not obtained:

Checking wiring

If the manufacturers test box is being used. Perform the following step.

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Install the test box.

If the manufacturers test box is not being used. Perform the following step.

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Remove the Motronic Engine Control Module (ECM) (J623). Refer to the Repair Information.

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Using a multimeter, check the HO2S Oxygen Sensor Bank 1 Sensor 2 (G130) electrical harness connector terminals to the Motronic Engine
Control Module (ECM) (J220) electrical harness connector T94 terminals for an open circuit.

Powertrain Management > Computers and Control Systems > Sensors and Switches - Computers and Control Systems > Oxygen Sensor > Component Information > Testing and Inspection > HO2S Front Oxygen Sensor Bank 1 Sensor 1, Checking > Page 3318

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