Audi Q7: Sunroof

 Fluids in the A/C system

Refrigerant in the A/C system The sticker in the motor compartment provides information about the type and amount of refrigerant used in the vehicle's A/C system. The sticker is located in the front section of the motor compartment or at the front or back of the hood. Warning: the A/C system must on

 Fuel Delivery Unit - GX1-, Checking

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