Safety Precautions
Safety Precautions when Working on the High-Voltage System
WARNING
High Voltage Poses Life-Threatening Risk
The high-voltage system is under high-voltage.
Electrocution ca
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 removing
4 - Secondary Air Injection Hose
For removal, press the release buttons on both s
Note
Depending on vehicle equipment, there are different versions of the
A/C system for the Audi Q7. Make sure to use the correct version and pay
attention to the allocation of different components. Refer to → Chapter "A/C
System Versions" and Parts Catalog.
The Left Center V