Connection Diagram - Coolant Hose, Vehicle With 2.9L Engine
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2022 Audi S5, 2022 Audi RS 5 Sportback, 2022 Audi RS 5, 2021 Audi S5, and 2021 Audi RS 5 Sportback. However, it is still accessible from the selected car via links, so may be relevant.
- Blue = large coolant circuit.
- Red = small coolant circuit.
- Pink = coolant circuit for charge air cooler.
- Orange = cylinder block coolant circuit
- Brown = heating circuit.
- Green = coolant circuit for the transmission.
- Arrows = coolant flow direction.
- Radiator
- For transmission coolant circuit
- Right Auxiliary Radiator
- Engine Coolant Temperature Sensor on Radiator Outlet -G83-
- Coolant Thermostat
- For right auxiliary radiator
- Map Controlled Engine Cooling Thermostat -F265-
- Engine Coolant Temperature Sensor on Engine -G82-
- Coolant Shut-Off Valve
- Vacuum-controlled
- Engine Temperature Control Sensor -G694-
- Cylinder Head
- Cylinder Bank 1 (Right)
- Cylinder Block
- Turbocharger
- Cylinder Bank 1 (Right)
- Check Valve
- Restrictor
- Bleed Hole
- Heater Core for the Heater
- Coolant Recirculation Pump -V50-
- After-Run Coolant Pump -V51-
- Cap
- Checking the pressure relief valve. Refer to COOLING SYSTEM, CHECKING FOR LEAKS .
- Coolant Expansion Tank
- Check Valve
- Coolant Thermostat
- For transmission coolant circuit
- Radiator
- For gear oil
- ATF Cooler
- Turbocharger
- Cylinder Bank 2 (Left):
- Engine Oil Cooler
- Cylinder Head
- Cylinder Bank 2 (Left):
- Engine Coolant Temperature Sensor -G62-
- Cylinder Block
- Check Valve
- Restrictor
- Restrictor
- Coolant Pump
- Activated by the Mechanical Coolant Pump Switch Valve -N649-
- Check Valve
- Charge Air Cooling Pump -V188-
- Charge Air Cooler
- Bleed Screw
- Lower Front Auxiliary Radiator
- Front Auxiliary Radiator
- Radiator
- Check Valve
- Bleed Screw