Cooling System Assembly Overview, Body Side

Cooling System Assembly Overview, Body Side





1 Upper Coolant Hose

• To the connection sleeve at the cylinder head.

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

2 O-ring

• Replace if damaged.

3 Radiator

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

• After replacing, replace the coolant.

4 Cap

• Check using the cooling system tester (VAG 1274) and adapter (VAG 1274/9). Refer to => [ Pressure Relief Valve in Cap, Checking ] Cooling System, Checking For Leaks.

• Pressure release valve must open at a pressure of 1.4 to 1.6 bar.

5 Electrical Connector

• For the engine coolant level sensor.

6 Bolt, 3 Nm

7 Expansion Tank

• With the Engine Coolant Temperature (ECT) sensor

• Perform a leak test of the cooling system using the cooling system tester (VAG 1274) and the adapter (VAG 1274/8). Refer to => [ Cooling System, Checking for Leaks ] Cooling System, Checking For Leaks.

8 Bolt, 5 Nm

9 Nut, 5 Nm

10 Lower Coolant Hose

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

11 Coolant Fan 2 (V177)

• Removing and installing, refer to => [ Coolant Fan and Coolant Fan 2 ] Service and Repair.

12 Electrical Connector

13 Electrical Connector

14 Coolant Fan (V7)

• Removing and installing, refer to => [ Coolant Fan and Coolant Fan 2 ] Service and Repair.

• With the coolant Fan Control (FC) control module.

15 Fan Shroud