volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

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General notes > < Required special tools, workshop equipment, testers, measuring instruments and auxiliary items

Golf Mk4

Radio navigation system (RNS) with monochrome display
Radio navigation system (RNS) with monochrome display
  Note
t  To deal effectively with complaints, it is absolutely essential that the functions and operation of the radio navigation system are understood.
t  Additional information → Operation manual → No.199.
t  The anti-theft coding is a fixed code → Operating manual.
t  When retrofitting, repairing or fault finding, refer to → Self-diagnosis, → Current flow diagrams, Electrical fault finding and Fitting locations, → Fitting instructions.
t  If the navigation system is inaccurate, adapt the tyre circumference ⇒ Adapting components, navigation system → Chapter.
t  When the battery is reconnected, check operation of electrical equipment (radio, clock, convenience electronics and so on) according to the workshop manual and/or the operating manual.
t  The use of magnetic-base roof aerials may lead to permanent magnetisation of the bodywork panels, resulting in malfunction of the navigation system. If a customer complains about imprecise or erroneous indication of direction of the navigation system, ask the customer if a magnetic-base aerial has been used before beginning repairs.
   

General notes > < Required special tools, workshop equipment, testers, measuring instruments and auxiliary items