Volkswagen Workshop Manuals
Passat Sedan V6-3.6L (BLV) (2008)
Powertrain Management > Sensors and Switches - Powertrain Management > Sensors and Switches - Computers and Control Systems > Oxygen Sensor > Component Information > Testing and Inspection > HO2S Front Oxygen Sensor Bank 1 Sensor 1, Checking > Page 2767
‹› All electrical consumers such as, lights and rear window defroster, switched off.
‹› Vehicles with automatic transmission, shift selector lever into position " P" or "N".
‹› A/C switched off.
‹› Ground connections between engine/transmission/chassis OK.
‹› Ignition switched off.
Observe safety precautions. Refer to => [ Safety Precautions ] See: Computers and Control Systems/Service Precautions/Safety Precautions
Observe Clean Working Conditions. Refer to => [ Clean Working Conditions ] See: Computers and Control Systems/Service Precautions/Clean
Perform a preliminary check to verify the customers complaint. Refer to => [ Preliminary Check ] See: Computers and Control Systems/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.
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