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Home >> Audi >> 2016 >> S4 Premium Plus, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1337 (Cooling System [CABB, CABA, CABD, CAEA, CAEB, CDHB, CDNB, CDNC, CDHA, CDZA, CADA, CCUA, CFKA, CPMA, CAED, CPMB] (Cabriolet)) >> 19 Cooling System >> Coolant System/Coolant >> Connection Diagram - Coolant Hoses >> Connection Diagram - Coolant Hoses, Vehicles Without Transmission Fluid Heater, With Parking Heater

Connection Diagram - Coolant Hoses, Vehicles Without Transmission Fluid Heater, With Parking Heater

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2017 Audi A5 Quattro, 2016 Audi A5 Quattro, 2015 Audi A5 Quattro, 2014 Audi A5 Quattro, and 2014 Audi A5. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

Blue = large coolant circuit.

Red = small coolant circuit.

Brown = heating circuit.

Fig 1: Coolant Hose Connection System Diagram
GWWA19-10932Courtesy of AUDI OF AMERICA, LLC
  1. Radiator
  2. Turbocharger
  3. Cylinder Head/Cylinder Block
  4. Parking Heater
  5. Bleed Hole
  6. Heater Coolant Shut-Off Valve -N279-
  7. Heater Core for the Heater
  8. Check Valve
    • The arrow points in the flow direction
  9. Coolant Pump
  10. Restrictor
  11. Coolant Expansion Tank Cap
  12. Coolant Expansion Tank
  13. Check Valve
  14. After-Run Coolant Pump -V51-
    • Installed only on hot climate vehicles
  15. Coolant Thermostat
  16. Engine Oil Cooler
  17. Engine Coolant Temperature Sensor -G62-
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