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
Fig. 5 Upper display: adjusting the display
Switching the view
Press the VIEW button to switch between the
default view (1) and the enhanced view (2).
Adjusting the layout
Depending on the vehicle equipment, various layouts
may be available.
Applies to: MMI: Select on the home screen:
SETT
General Description
The Engine Control Module -J623- communicates with other
CAN-Bus capable control modules.
The control modules are connected by two data bus wires
which are twisted together (CAN_High and CAN_Low), and exchange
information (messages). Missing information on the CAN-bus is
reco