volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Oxygen Sensor (O2S) Aging Oxygen Sensor 1, Checking|Page 2504 > < Oxygen Sensor (O2S) Aging Oxygen Sensor 1, Checking
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Press keys 0 and 6 for the function "End output" and confirm entry with the Q key.

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Switch off ignition.

If the specifications are not attained:

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Carry out a road test to free Oxygen sensor of possible residues and repeat the test.

Observe the valid safety precautions when carrying out a road test. See: Fuel Delivery and Air Induction/Fuel Injector/Service Precautions/Technician
Safety Information 

If the specifications are again not attained:

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Replace Oxygen sensor (G39).

Oxygen Sensor (O2S) Aging Oxygen Sensor 1, Checking|Page 2504 > < Oxygen Sensor (O2S) Aging Oxygen Sensor 1, Checking