Audi A4 Owners & Service Manuals

Audi A4: Cooling System

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 Coolant System/Coolant

Connection Diagram - Coolant Hoses Connection Diagram - Coolant Hoses, Versions without Parking Heater   Note Blue = large coolant circuit. Red = small coolant circuit. Brown = heating circu

 Coolant Pump/Coolant Thermostat

Overview - Coolant Pump/Coolant Thermostat 1 - Connection 2 - O-ring Installation instructions. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19;&n

 Electric Coolant Pump, Removing and Installing

Coolant Recirculation Pump -V50-, Removing and Installing Special tools and workshop equipment required Hose Clamps - Up To 25mm -3094- Hose Clip Pliers -VAS6340- Removing - Remove the engine

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 Special Tools

Special tools and workshop equipment required Used Oil Collection and Extraction Unit -SMN372500- Locking Pin -T10492- Retaining Strap -T40155- Oil Sump Assembly Pin -T40199- Gearbox Support -T40206- and Gearbox Support - Drilling Template -T40206/3- Gearbox Assembly Tool -T40

 Service Station, Connecting with Connections on Low- and High Pressure Side of Refrigerant Circuit

Servicing Station, Connecting for Measuring and Testing - Turn off the ignition. - Connect the service station to the power supply. - Connect the quick-release coupling adapter to the charging hoses of service station (handwheels not screwed in/hand shut-off valve not open). - 

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