Audi Workshop Service and Repair Manuals > A4 Mk3 > Vehicle electrics | System description - wiper and washer systems | Self diagnosis, V.A.G Inspection Service | Windscreen wiping without rain sensor

General notes and components used

t	Wiper motor control unit -J400-

t	Onboard supply control unit -J519-

t	Steering column electronics control unit -J527-

t	Bonnet contact switch -F266-

t	Intermittent wiper switch -E22-

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