Connection Diagram - Coolant Hoses, AUDI A6/A7 With Parking/Auxiliary Heater
WARNING: This page is about a different car, the 2022 Audi SQ5, 2022 Audi Q5 e, 2022 Audi Q5, and 2021 Audi Q5. 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
- Check Valve
- Turbocharger
- Check Valve
- Exhaust Manifold
- Cylinder Head
- Engine Coolant Temperature Sensor -G62-
- Not Installed
- Check Valves
- Parking/Auxiliary Heater
- With Recirculation Pump -V55-
- Heater Coolant Shut-Off Valve -N279-
- Bleed Hole
- Heater Core for the Heater
- Coolant Pump
- Coolant Thermostat
- For transmission coolant circuit
- Equipped on some models
- ATF Cooler
- Equipped on some models
- After-Run Coolant Pump -V51-
- Equipped on some models
- Restrictor
- Cap
- Pressure Relief Valve, Checking. Refer to COOLING SYSTEM, CHECKING FOR LEAKS .
- Coolant Expansion Tank
- Check Valve
- Engine Coolant Temperature Sensor on Radiator Outlet -G83-
- Engine Temperature Control Actuator -N493-
- Engine Oil Cooler