Coolant Hose Connection Diagram
WARNING: This page is about a different car, the 2009 Audi TT and 2008 Audi TT. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Risk of scalding due to hot steam and hot coolant.
- When the engine is warm the cooling system is under pressure.
- Reduce pressure by covering coolant reservoir cap with a cloth and carefully open.
NOTE:
Arrows on coolant pipes and ends of coolant hoses must align when installing.
- Radiator
- Removal and installation, refer to RADIATOR
- Change coolant after replacing
- Non-Return Valve
- After-Run Coolant Pump -V51-
- Removal and installation, refer to AFTER-RUN COOLANT PUMP
- Oil Cooler
- Change coolant after replacing
- Coolant Pump
- Removal and installation, refer to COOLANT PUMP
- Cylinder Head and Cylinder Block
- Change coolant after replacing
- Coolant Reservoir
- Coolant Reservoir Cap
- With check-valve
- Pressure relief valve, checking COOLING SYSTEM, CHECKING FOR LEAKS
- Heater Core
- Change coolant after replacing
- Coolant Thermostat
- With connecting piece, removing and installing, refer to CONNECTING PIECE WITH COOLANT THERMOSTAT
- Checking, refer to THERMOSTAT, CHECKING
- Non-Return Valve
- Only on vehicles with direct shift automatic transmission (DSG)
- Transmission Oil Cooler
- Change coolant after replacing
- Auxiliary Radiator
- Depending on vehicle equipment