HORN – Audi A4 2009 – SYSTEM WIRING DIAGRAMS

HORN

Horn Wiring Diagram for Audi A4 2009

List of elements for Horn Wiring Diagram for Audi A4 2009:

• Air bag spiral return /slip ring (w/ slip ring) (a4: in steering column)
• Computer data lines system
• Control module in steering wheel
• Driver's side fuse panel (a4: behind left end of dash)
• Fuse 25a
• Fuse carrier
• G638 (a4 avant & seden: behind right kick panel)
• G639 (a4 avant & seden: behind left kick panel)
• High tone horn
• Horn relay (a4: on vehicle electrical system control module relay/fuse carrier) (s4: on 9-pin relay carrier)
• Hot at all times
• Low tone horn
• Nca
• Signal horn activation
• Steering column electronic systems control module (a4: on steering column, behind steering wheel)
• T16b
• T32b
• Vehicle electrical system control module (a4: under left side of dash) (s4: behind driver's storage compt)