volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Power Steering Pressure Switch > < Oxygen Sensor (O2S) Before Catalytic Converter|Page 3060
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If the specifications are not attained:

-

Road test vehicle to free oxygen sensor of possible residues and repeat test.

Observe the valid safety precautions when carrying out a road test See: Service Precautions/Technician Safety Information 

If the specifications are again not attained:

-

Check basic voltage. Refer to "Oxygen Sensor (O2S) Behind Catalytic Converter/Sensor and Sensor Control Check" See:  

Power Steering Pressure Switch > < Oxygen Sensor (O2S) Before Catalytic Converter|Page 3060