Cooling System Components, Body Side

Cooling system components, body side
1. Radiator
2. O-ring
^ Always replace
3. Coolant hose, upper
4. Retaining clip
^ Make sure it is securely seated
5. Engine Coolant Temperature (ECT) sensor -G62
6. 4 Nm (35 inch lbs.)
7. Cap
^ Check using VAG 1274 tester and VAG 1 274/8 adapter
^ Test pressure 1 4 to 1 6 bar
8. 2 Nm (18 inch lbs.)
9. Coolant expansion tank
^ Perform cooling system leak check using VAG 1274 tester with VAG1274/9 adapter
10. Connector
11. To cylinder head
12. Air ducting
13. 10 Nm (7 ft. lbs.)
14. Additional fan
^ Optional equipment
15. Fan ring
^ For auxiliary fan
16. Retaining clip
^ Make sure it is seated securely
17. Fan ring
18. Coolant fan
19. Bracket
^ For coolant fan connector
20. Coolant hose, lower
^ Attached to radiator with clip
^ Coolant hose connection diagram 19-8
21. Coolant fan control (FC) thermal switch - F18
^ 35 Nm (26 ft. lbs.)
^ For electric fan
Switching temperatures:
^ Stage 1 ON: 92 to 97°C OFF: 84 to 91°C
^ Stage 2 ON: 99 to 105°C OFF: 91 to 98°C
22. Bracket
^ For radiator
23. Bracket
^ For radiator
^ Note installation position