Audi A4 Owners & Service Manuals

Audi A4: Refrigerant Circuit

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 A/C System Repair Information

Air conditioning systems designed for refrigerant R12 are only to be filled with refrigerant R134a if certain requirements are fulfilled. Refer to → Chapter "Refrigerant Circuit, Convertin

 Using Service Station

 General Information

Vehicles with a high-voltage system (hybrid vehicles) Extremely Dangerous Due to High-Voltage The high-voltage system is under high-voltage. Death or serious bodily injury by electric shock. - I

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 Coolant Pump, Removing and Installing

Removing - Remove the engine cover. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.10; Engine Cover; Engine Cover, Removing and Installing. - Drain the coolant. Refer to → Chapter "Coolant, Draining and Filling". - Disconnect the connectors -

 Driver Side Instrument Panel Cover, Removing and Installing

Removing - Remove the driver side instrument panel side cover. Refer to → Chapter "Instrument Panel Side Cover, Removing and Installing". - Equipped on some models: Open the storage compartment cover -1- and remove the screws -arrows B-. - Remove the screws -arrows A-. - U

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