Cooling System Components, Body Side

Cooling system components - body side, removing and installing

Note: Coolant hose connection diagram; Refer to Cooling system, Diagrams





1. Radiator
2. O-ring
^ Replace
3. Upper coolant hose
4. 4 Nm
5. Cover
^ Check with cooling system tester VAG1274 and adapter VAG1274/9
^ Pressure relief valve must open at a pressure of 1.4...1.6 bar
6. 2 Nm
7. Expansion tank
^ Perform leak test on cooling system with cooling system tester VAG1274 and adapter VAG1274/8
^ Test pressure 1.4...1.6 bar
^ Observe markings
8. Connector
9. To coolant pipe
^ Coolant hose connection diagram; Refer to Cooling System; Diagrams
10. Air ducting
11. 10 Nm
12. Right coolant fan -V35- Only models with optional equipment Checking; Refer to Cooling Fan Radiator, Testing and Inspection
13. Fan ring
^ For right coolant fan
14. Retaining clip
^ Check if seated securely
15. Fan ring
16. Coolant fan -V7
17. Retainer
^ For coolant fan connector
18. Lower coolant hose
19. Coolant Fan Control (FC) thermal switch -F18-, 35 Nm
^ For electric fan
^ Switching temperatures: 1 stage on: 92...97°C, off: 84...91°C; 2 stage on: 99...105°C, off: 91...98°C
20. Retainer
^ For bottom of radiator
21. Retainer
^ For top of radiator
^ Observe installed position