1. O-rings: replace after disassembly; lubricate coolant
2. Fitting
3. O-ring; replace after disassembly; lubricate coolant
4. Front lower cooling pipe
5. O-ring; replace after disassembly
6. O-ring: replace after disassembly; lubricate coolant
7. Coolant pump
8. Replace O-rings after disassembly: lubricate coolant
9.8 Nm
10. Cylinder head coolant valve -N489-
11. 20 Nm, and tighten 45° (⅛ turnover); replace after disassembly
12. Mounting bracket: check the security of fastening
13. Mounting bracket: check the security of fastening
14. O-ring: replace after disassembly; lubricate coolant
15. O-ring: replace after disassembly
16.20 Nm
17. Thermostat housing
18. O-ring: replace after disassembly; lubricate coolant
19. Thermostat
20.20 Nm
21. Fitting
Charge air cooling pump -V188-, Heater circulation pump -V488-
1. Charge air cooling pump -V188-
2. coolant hose
3. coolant hose
4. 40 Nm
5. 40 Nm
6. Heater circulation pump -V488-
7. coolant hose
8. coolant hose
9. Bracket: heater circulation pump -V488-
10. Clips
11. 40 Nm
12. Bracket: for charge air cooling pump -V188-
13. Clips