Thermostat and coolant pipe at the rear:
1. Connecting pipe
2. Bolt, self-tapping screw, 9 Nm
3. O-ring seals. Replace
4. Thermostat
5. To the heat exchanger
6. From the coolant expansion tank
7. Thermostat housing
8. From the heat exchanger
9. Rear coolant supply pipe
10. Sealing cuff. Replace
11. Cylinder block
12. Latches, check the reliability of fastening
13. Bolt. 10 Nm
14. Cork
15. Coolant temperature sensor "G62"
16. Fastening brackets, check the reliability of fastening
17. Bolt, self-tapping screw, 6 Nm
18. Bracket
19. To the radiator from above
20. From the radiator below