Connection Diagram - Coolant Hoses, Versions With Parking/Auxiliary Heater
WARNING: This page is about a different car, the 2022 Audi RS 7 Sportback. However, it is still accessible from the selected car via links, so may be relevant.
- Blue = large coolant circuit.
- Red = small coolant circuit.
- Orange = cylinder block coolant circuit
- Brown = heating circuit.
- Green = coolant circuit for the transmission.
- Arrows = coolant flow direction.
- Radiator
- For transmission coolant circuit
- Radiator
- Parking/Auxiliary Heater
- With Recirculation Pump -V55-
- Engine Coolant Temperature Sensor on Radiator Outlet -G83-
- Map Controlled Engine Cooling Thermostat -F265-
- Starter Generator Coolant Pump -V621-
- Starter Generator -C29-
- Cylinder Block
- Cylinder Head
- Cylinder Bank 1 (Right)
- Heater Coolant Shut-Off Valve -N279-
- Coolant Expansion Tank
- Cap
- After-Run Coolant Pump -V51-
- Heater Core for the Heater
- Turbocharger
- Cylinder Bank 1 (Right)
- Coolant Thermostat
- For transmission coolant circuit
- ATF Cooler
- Turbocharger
- Cylinder Bank 2 (Left):
- Cylinder Block
- Cylinder Head
- Cylinder Bank 2 (Left):
- Engine Temperature Sensor -G407-
- Transmission Fluid Cooling Valve -N509-
- Check Valve
- Transmission Fluid Cooling Pump -V478-
- Check Valve
- Engine Oil Cooler
- Coolant Pump
- Activated by the Mechanical Coolant Pump Switch Valve -N649-