Audi Q7: Rear Final Drive, Differential

 Refrigerant R134a Capacities, Refrigerant Oil and Approved Refrigerant Oils

Approved Refrigerant Oils and Capacities   Note As PAG (polyalkylene glycol) oil is highly hygroscopic (attracts water), opened containers are to be immediately resealed so as to be air-tight. PAG oil from containers which have been open for a lengthy period is no longer usable. Refrige

 Air Intake Housing from Heater and A/C Unit, Removing and Installing

- Turn off the ignition. - Discharge the refrigerant circuit. Refer to → Refrigerant R134a Servicing; Rep. Gr.87; Refrigerant Circuit. - Remove the front heater and A/C unit. Refer to → Chapter "Heater and A/C Unit, Removing and Installing". Removing - Rem