Connection Diagram - Vacuum System
Caution
There is a risk that an engine malfunction may
occur.
When routing the vacuum lines, make sure they are
not kinked, twisted or pinched.
No
Overview - Air Filter Housing
1 - Air Duct
On the lock carrier
Remove any dirt, leaves and salt residue.
2 - Water Drain Hose
Clean
3 - O-Ring
Replace after rem
Note
The removed evaporator contains refrigerant oil that must be
returned to the refrigerant circuit (with the new evaporator).
Refer to
→ Refrigerant R134a Servicing; Rep. Gr.87; Refrigerant Circuit
Components, Replacing.
Removing
- Remove the rear heater and A/C
Special tools and workshop equipment
required
Scissor Lift Table - Audi Set -VAS6131/10-
Scissor Lift Table - A8 Set -VAS6131/11-
Articulated Joint Support -VAS6131/13-7- from the Scissor
Lift Table - Q7 Set - VAS6131/13-
Hose Clip Pliers -VAS6362-
Engine Support -T10533-
Crankshaft Socket