Radiator and Fan Overview

Radiator and Fan Overview






1 Upper Coolant Hose

• From the coolant thermostat housing to the cylinder head.

2 O-ring

• Replace if damaged.

3 Radiator

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

• After replacing, replace the entire amount of coolant.

4 Gasket

5 Cap

• Check using the cooling system tester (V.A.G 1274 B) and the adapter (V.A.G 1274/9). Refer to => [ Checking the Pressure Relief Valve in the Cap ] Testing and Inspection.

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

6 Connector

7 Bolt

• 3 Nm

8 Expansion Tank

• Perform a leak test on 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.

9 Bracket

• For the radiator.

10 Bolt

• 5 Nm

11 Spacer Piece

• For the refrigerant line bracket.

12 Support

• Insert in the lock carrier.

13 Nut

• 5 Nm

14 Fan Shroud

15 Bolt

• 5 Nm

16 Coolant Fan 2 (V177)

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

17 Connector

18 Connector

19 Coolant Fan (V7)

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

• With the coolant fan control module (J293).

20 Lower Coolant Hose

• From the connection for the coolant flange.

21 Retaining Clip

22 Engine Coolant Temperature Sensor on Radiator Outlet (G83)

23 O-ring

• Always replace.