90 - Instruments: Horn: Horn
Observe notes on contact corrosion → Contact Corrosion .
Signal Horn/Dual Tone Horn, Removing and Installing
Removing
- Switch off ignition and remove ignition key.
Vehicles with double grille:
- Remove bolts - arrows - on top of lock carrier and below Audi rings.
- Spray silicone-free lubricant into the gap between radiator grille and bumper cover.
- Pull the radiator grille - 1 - first in the places marked with - arrows A - out of the bumper cover.
- Next, pull the radiator grille down at - arrows B - out of the bumper cover.
Vehicles with single frame grille:
- Remove bumper cover → 63 - BUMPERS .
All Vehicles
- Disconnect connectors - 1 -.
- Remove nut - 2 - and remove Signal Horn/Dual Tone Horn H1 from bracket.
Installing
Install in reverse order of removal, observing the following:
Vehicles with gasoline engine:
- Make sure that outlet opening of signal horns - 1 - and - 9 - are aligned horizontally to the bumper, align if necessary.
- Connect electrical connections - 8 - and - 10 - to signal horns.
- Secure electrical wiring harness - 7 - to rear of signal horns with cable ties - 6 -.
NOTE:
- Ignore - arrows - and - items 2 through 7 -.
Vehicles with double grille:
- The radiator grille must engage into the bumper cover audibly.
Vehicles with single frame grille:
- Install bumper cover → 63 - BUMPERS .
Tightening Specifications
| Component | Nm |
|---|---|
| Signal Horn/Dual Tone Horn H1 to bracket | 11 |
| Radiator grille to lock carrier | 4 |