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
Identification
Engine Number/Engine Specifications
Engine Number
Note
The engine number can only be seen with the engine cover
removed.
The engine number ("engine code" and "serial number") is
located on the front of the cylinder block at the top
-arrow-.
Engine codes beginning with "C"
General Description
The Engine Control Module -J623- tells the Fuel Pump Control
Module -J538- the demand needed for fuel volume and pressure and
activates the Transfer Fuel Pump -G6-. The Transfer Fuel Pump
-G6- transfers fuel to the rest of the fuel system, where it is
monitored by the Engine