Volkswagen Workshop Manuals
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 3326
‹› Ignition switched off.
Observe safety precautions. Refer to => [ Safety Precautions ] See: Service Precautions/Safety Precautions
Observe Clean Working Conditions. Refer to => [ Clean Working Conditions ] See: Service Precautions/Clean Working Conditions
Perform a preliminary check to verify the customers complaint. Refer to => [ Preliminary Check ] See: Testing and Inspection/Scan Tool Testing
Checking internal resistance
Disconnect the HO2S Oxygen Sensor Bank 1 Sensor 2 (G130) electrical harness connector - 1 -.
Using a multimeter, check the Oxygen Sensor Heater Bank 1 Sensor 2 (Z29) terminals 1 to 2 for resistance.
Specified value: 1.0 to 20.0 ohms (at approx. 20° C)
If the specification was not obtained:
Replace the faulty HO2S Oxygen Sensor Bank 1 Sensor 2 (G130). Refer to the Repair Information.
If the specification was obtained:
Checking voltage supply
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