Audi Q7: Interior Lights, Switches

 Expansion Valve, Removing and Installing

Refrigerant Lines, Disconnecting from Front Expansion Valve and Reconnecting   Caution This procedure contains mandatory replaceable parts. Refer to component overview prior to starting procedure. Mandatory Replacement Parts O-ring - Front Expansion Valve to Refrigerant Line - High Press

 Evaporator, Removing and Installing

  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.87; Refrigerant Circuit Components, Replacing. Removing - Remove the rear heater and A/C