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
Note
Both rear axle air lines (blue and black) are completely
replaced if there is a damage claim. The repair of a damaged
line is not permitted.
The front axle and pressure reservoir air lines are routed
in the wiring harness and can be repaired.
Special tools and workshop equipment
If the engine oil level too low
If you need to add engine oil, use an oil that is listed on the sticker. The
sticker is located at the front of the engine compartment fig. 164. When using
the engine oil listed on the sticker, you can adjust the oil level as often as
needed.
If engine oil that mee