Even a small amount of contamination can lead to
malfunctions. Therefore, observe the following guidelines for
cleanliness when working on the A/C system:
Immediately seal the open lines and conne
The coolant circuit is bled according to specifications.
Refer to
→ Rep. Gr.19; Coolant System/Coolant; Coolant, Draining and
Filling
The engine is warm (the coolant temperature is h
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
Overview - Exhaust Manifold
1 - Nut
Replace after removing
Coat the thread with hot bolt paste. Refer to the Parts Catalog.
Tightening specification and sequence: left. Refer to → Fig.
"Left Exhaust Manifold - Tightening Specification and Sequence",
right → Fig. "Righ
Work on refrigerant system should only be performed in a
ventilated rooms (workshops). Ensure that there are no workshop
pits, basement staircases or shafts within a five meter
circumference. Extraction systems are to be switched on.
Reason
The refrigerant emerging is not only colorless and odorl