General information for "Mid"/"Mix" and "High" A/C System
Caution
Interchange of the wire connections to the
temperature sensors or the connectors at the adjustment
motors results in proble
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.
General Information
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 diff
Special tools and workshop equipment
required
Piston Resetting Tool -T10145-
Lithium Grease -G 052 150 A2-. Refer to the Parts Catalog.
Caution
This procedure contains mandatory replaceable parts.
Refer to component overview prior to starting procedure.
Mandatory Replacement Parts
B
Front Heater and A/C Unit Evaporator Housing, Removing and Installing
Note
The evaporator is currently not available as a replacement
evaporator for all versions. Therefore check in advance whether
this evaporator is available as a replacement part or together
with the replacement evapo