Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI2018A5 QUATTRO PRESTIGE, 2D CONVERTIBLEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 220 (COOLING SYSTEM [DMTA,DPAA,DPUA,DPVA,DMTC])
2018 Audi A5 Quattro Prestige, 2D Convertible
Section 220 (Cooling System [DMTA,DPAA,DPUA,DPVA,DMTC])
2018 Audi A5 Quattro Prestige, 2D ConvertibleSECTION Section 220 (Cooling System [DMTA,DPAA,DPUA,DPVA,DMTC])
WARNING: This page is about a different car, the 2022 Audi A4 allroad, 2021 Audi A4 allroad, and 2020 Audi A4 allroad. However, it is still accessible from the selected car via links, so may be relevant.
- 19 Cooling System
- Cooling System/Coolant
- Connection Diagram - Coolant Hoses
- Connection Diagram - Coolant Hoses, AUDI A4/A5/Q5 Without Parking/Auxiliary Heater
- Connection Diagram - Coolant Hoses, AUDI A4/A5/Q5 With Parking/Auxiliary Heater
- Connection Diagram - Coolant Hoses, AUDI A6/A7 Without Parking/Auxiliary Heater
- Connection Diagram - Coolant Hoses, AUDI A6/A7 With Parking/Auxiliary Heater
- Cooling System, Checking For Leaks
- Coolant, Draining And Filling
- Connection Diagram - Coolant Hoses
- Coolant Pump/Coolant Thermostat
- Overview - Coolant Pump/Coolant Thermostat
- Overview - Electric Coolant Pump
- Overview - Engine Coolant Temperature Sensor
- Electric Coolant Pump, Removing And Installing
- Coolant Pump, Removing And Installing
- Coolant Pump Toothed Belt, Removing And Installing
- Engine Temperature Control Actuator -N493-, REMOVING AND INSTALLING
- Engine Coolant Temperature Sensor -G62-, REMOVING AND INSTALLING
- Engine Coolant Temperature Sensor on Radiator Outlet -G83-, REMOVING AND INSTALLING
- Coolant Pipes
- Radiator/Radiator Fan
- Overview - Radiator/Radiator Fan
- Overview - Fan Shroud And Radiator Fan
- Overview - Radiator Shutter
- Radiator, Removing And Installing
- Radiator Shutter, Removing And Installing
- Radiator Shutter Motor -V544-, REMOVING AND INSTALLING
- Fan Shroud, Removing And Installing
- Radiator Fan -VX57-, REMOVING AND INSTALLING
- Radiator Fan 2 -V177-, REMOVING AND INSTALLING
- Special Tools
- Cooling System/Coolant
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.