Thermostat
Thermostat |
To remove |
|
Important | ||
Always use wing covers when working in the engine bay. |
||
1. |
Drain the coolant. See
Draining, cooling system
.
|
2. |
Remove the bolt from the coolant pipe mounting on the front of the engine.
|
3. |
Slightly loosen the rear bolt holding the coolant pipe to the engine block.
|
4. |
Lower the car.
|
5. |
Remove the battery and
Battery cover, bottom, B284
.
|
6. |
Move the coolant reservoir aside.
|
7. |
Remove the upper heat shield of the catalytic converter.
|
8. |
Remove the lower heat shield of the catalytic converter.
|
9. |
Detach the cable duct from the gearbox and move the duct aside.
|
10. |
Remove the bolt holding the coolant pipe to the radiator assembly.
|
11. |
Detach the pipe from the thermostat housing. Collect any spill.
|
12. |
Detach the coolant pipe running from the thermostat housing to the radiator.
|
13. |
Remove the thermostat housing.
Aut
: At the same time, press the coolant pipe to the radiator forward.
|
To fit |
1. |
Clean gasket residue from the sealing surface of the engine block.
|
2. |
Fit the thermostat housing using a new seal. Fasten the seal with vaseline on the engine block.
Tightening torque 10 Nm (7 lbf ft) |
3. |
Attach the coolant pipe using a new O-ring lightly coated with vaseline. Do not tighten the bolt until the front mounting is fitted.
|
4. |
Attach the pipe to the heater assembly using a new O-ring lightly coated with vaseline.
|
5. |
Fit the bolt holding the coolant pipe to the radiator assembly.
|
6. |
Fit the cable duct to the gearbox.
|
7. |
Raise the car.
|
8. |
Fit the bolt of the coolant pipe mounting.
|
9. |
Tighten the bolt of the heater assembly pipe.
|
10. |
Lower the car.
|
11. |
Tighten the bolt of the coolant pipe to the thermostat housing.
|
12. |
Pressure test the cooling system, see
Cooling system, pressure testing
.
|
13. |
Fit the lower heat shield of the catalytic converter.
|
14. |
Fit the upper heat shield of the catalytic converter.
|
15. |
Fit the coolant reservoir.
|
16. |
Fit
Battery cover, bottom, B284
.
|
17. |
Fit the battery.
|
18. |
Top up the coolant. See
Bleeding and charging the cooling system, B284
.
|
19. |
Carry out
Procedures after reconnecting the battery
|