Cooling System

Coolant Hose Connection Diagram





1 Radiator

• Removing and installing, refer to => [ Radiator ] Service and Repair

• Replace coolant after replacing

2 Lower coolant hose

3 Return hose from turbocharger

• With bypass thermostat in hose

4 Coolant pump

• Removing and installing, refer to => [ Coolant Pump ] Service and Repair

5 Turbocharger

• Removing and installing, refer to => [ Turbocharger ] Turbocharger

6 Map Controlled Engine Cooling Thermostat (F265 )

• Removing and installing, refer to => [ MAP Controlled Thermostat ] Service and Repair

• Checking, refer to => [ MAP Controlled Thermostat, Checking ] Testing and Inspection

7 Engine oil cooler

8 Cylinder head/cylinder block

• Replace coolant after replacing

9 Water connection

10 Bleeder hole

11 Heater core of heater

• Replace coolant after replacing

12 Bleeder screw

• Torque specification 20 Nm

13 Expansion tank

• With cap

• Pressure relief valve in cap, checking, refer to => [ Cooling System, Checking for Leaks ] Testing and Inspection

14 Coolant line

15 Upper coolant hose