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Thermostat housing with coolant connection

Thermostat housing with coolant connection

To remove


1. Open the bonnet

2. Drain the coolant

Place a receptacle underneath

Open the drain screw (arrow)


3. Remove the top engine cover

Unscrew the lid on the oil filler connection

2x Unscrew

Screw on the lid on the oil filler connection

4. Remove the coolant hose at the top (1) from the thermostat housing

5. Remove the thermostat housing (4)

Undo the cable set connector (3)

2x Unscrew

Remove the throttle module preheating hose (2)


6. Clean the sealing surfaces.

7. Fit the thermostat housing

Change the seal

Fit the throttle module preheating hose

2x Tighten bolt - Tightening torque 20 Nm

Connect cable set connector

8. Fit the coolant hose at the top

9. Close the coolant drain screw

10. Fit the top engine cover

Unscrew the lid on the oil filler connection

2x Tighten bolt - Tightening torque 8 Nm

Screw on the lid on the oil filler connection

11. Fill with coolant

Instruction: Fill and bleed the cooling system - See Cooling system, filling and bleeding

Observe the prescribed amount of coolant

12. Close the bonnet