volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Radio, Stereo, and Compact Disc|Speaker > < Audio System - CD Player/Changer Display ERR Code 1
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Radio/Stereo Noise Filter: Description and Operation

The majority of the electrical consumers/components in the vehicle are suppressed to ensure minimal electrical interference with radio reception.

On vehicles equipped from the factory with a radio or radio prep wiring, the following components are also suppressed:
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Coolant fan -V7-

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Windshield wiper motor -V-

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Rear window wiper motor-V12-

In addition, vehicles with a radio or radio prep wiring will have the following additional Ground (GND) connections:
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Ground (GND) strap from left wheel housing to hood

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Ground (GND) strap from ignition coil -N152- to engine cylinder block (vehicles with gasoline spark-ignition engine only)

Radio, Stereo, and Compact Disc|Speaker > < Audio System - CD Player/Changer Display ERR Code 1