Connection Diagram - Coolant Hoses, AUDI Q7/Q8
WARNING: This page is about a different car, the 2024 Audi Q7 and 2023 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
- Blue = large coolant circuit.
- Red = small coolant circuit.
- Brown = heating circuit.
- Green = coolant circuit for the transmission.
- Arrows = coolant flow direction.
- Radiator
- Cylinder Block/Cylinder Head
- Check Valve
- Turbocharger
- Check Valve
- Exhaust Manifold
- Engine Coolant Temperature Sensor -G62-
- Bleed Hole
- Coolant Recirculation Pump -V50-
- Front Heater Core for the Heater
- Rear Heater Core for the Heater
- Check Valve
- ATF Cooler
- After-Run Coolant Pump -V51-
- Transmission Coolant Valve -N488-
- Restrictor
- Cap
- Check the pressure relief valve. Refer to COOLING SYSTEM, CHECKING FOR LEAKS .
- Coolant Expansion Tank
- Transmission Fluid Cooling Valve -N509-
- Coolant Pump
- Engine Coolant Temperature Sensor on Radiator Outlet -G83-
- Check Valve
- Engine Temperature Control Adjusting Element -N493-
- Engine Oil Cooler