Cooling System Components Overview, Body Side

Cooling System Components Overview, Body Side

• Spring clamps secure the coolant hoses to the radiator.

• Coolant hose connection diagram. Refer to => [ Coolant Hose Connection Diagram ] [1][2]Cooling System.






1 Coolant Hose

• From the rear coolant line.

2 Radiator

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

• After replacing, replace the entire amount of coolant.

3 Upper Seal

4 Cap

• Check using the cooling system tester (V.A.G 1274 B) and the adapter (V.A.G 1274/9). Refer to => [ Cooling System, Checking for Leaks ] Testing and Inspection.

• The pressure relief valve must open at 1.4 to 1.6 bar.

5 Expansion Tank

• Perform a leak test of the cooling system using the cooling system tester (V.A.G 1274 B) and the adapter (V.A.G 1274/8). Refer to => [ Cooling System, Checking for Leaks ] Testing and Inspection.

6 Connector

7 Bolt

• 2 Nm

8 Bolt

• 5 Nm

9 Mount

• For the radiator.

10 Support

• Inserted in the lock carrier.

11 Lower Seal

12 Fan Shroud

13 Nut

• 5 Nm

14 Bolt

• 5 Nm

15 Coolant Fan 2 (V177)

• Removing and installing, refer to => [ Fan Shroud and Fans ] Service and Repair.

16 Connector

17 Coolant Fan (V7)

• Removing and installing, refer to => [ Fan Shroud and Fans ] Service and Repair.

• With the coolant fan control module (J293).

18 Lower Coolant Hose

• From the connection for the coolant thermostat.

19 Engine Coolant Temperature Sensor on Radiator (G83)

20 O-ring

• Always replace.

21 Retaining Clip

• Make sure it is secure.

22 Upper Coolant Hose

• From the flange on the cylinder head.