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Data bus diagnostic interface > < Exploded view of horns

A4 Mk3

Removing and installing horns H2/H7
Removing and installing horns -H2-/-H7-
   
Removing
–  Switch off ignition and take out ignition key.
–  Remove air intake grille → Rep. gr.63.
–  Remove nut -2-.
–  Remove horn -3- from bracket.
–  Unplug electrical connector -1-.
  Note
If the horn cannot be removed as described owing to the specification of the vehicle, the relevant wheel housing liner (front) must be removed. Removing front wheel housing liner → Rep. gr.66.
Installing
l  Tightening torque → Chapter
Installation is carried out in the reverse order; note the following:
–  Install air intake grille → Rep. gr.63.
  A90-10040

Data bus diagnostic interface > < Exploded view of horns