S4 Quattro Wagon V8-4.2L (BHF) (2008)
Coolant Line/Hose: Diagrams
Coolant hose connection diagram
1 - Right auxiliary cooler
^
Replace coolant after replacing
2 - Not installed
3 - Coolant regulator for auxiliary cooler
4 - Oil cooler
5 - Cylinder head/cylinder block
^
Renew coolant after replacing
6 - Heater core
^
Replace coolant after replacing
7 - Bleeder hole
^
At coolant hose to heater core
8 - Cap
^
Pressure relief valve in cap, checking
9 - Coolant expansion tank
10 - Not installed