Volkswagen Golf / Golf GTI / Golf Variant. Service manual - part 693

5

Special Tools

Special tools and workshop equipment required
♦ Used Oil Collection and Extraction Unit - SMN372500-

♦ Elbow Assembly Tool - T10118-

♦ Socket and Jointed Extension - 24mm - T40175-

♦ Chain Tensioner Locking Tool - T40265-

♦ Oil Pressure Gauge Kit - VAG1342-

♦ Shop Crane - Drip Tray - VAS6208-

♦ Not Illustrated:
♦ Oil Drain Plug Assembly Tool - T10549-

19 – Cooling System

1

Cooling System/Coolant

⇒ “1.1 Connection Diagram - Coolant Hoses”, page 210
⇒ “1.2 Coolant System, Checking for Leaks”, page 216
⇒ “1.3 Coolant, Draining and Filling”, page 217

1.1

Connection Diagram - Coolant Hoses

⇒ “1.1.1 Coolant Hose Connection Diagram, Vehicles with Man‐

ual Transmission”, page 210

 .

⇒ “1.1.2 Coolant Hose Connection Diagram, Vehicles with a

DSG® Transmission without Recirculation Pump V55 ”,

page 212

 .

1.1.1

Coolant Hose Connection Diagram, Ve‐

hicles with Manual Transmission

Note

♦

Blue = large coolant circuit.

♦

Red = small coolant circuit.

♦

Brown = heating circuit

♦

Yellow = transmission fluid cooling circuit

♦

The arrows show the coolant flow direction.

1 - Radiator

❑ Change the coolant af‐

ter replacing

2 - Engine Coolant Tempera‐

ture Sensor on Radiator Outlet

- G83-
3 - Engine Temperature Con‐

trol Actuator - N493-
4 - Cylinder Head/Cylinder

Block

❑ Change the coolant af‐

ter replacing

5 - Restrictor
6 - Parking Heater

❑ Vehicles versions

7 - Coolant Expansion Tank
8 - Coolant Expansion Tank

Cap

❑ Check the pressure re‐

lief valve. Refer to

⇒ page 217

 .

9 - Check Valve
10 - Exhaust Manifold

❑ Integrated in cylinder

head

11 - Turbocharger
12 - Heater Core for Heater

❑ Change the coolant af‐

ter replacing

13 - Restrictor
14 - Check Valve
15 - After-Run Coolant Pump - V51-
16 - Engine Coolant Temperature Sensor - G62-
17 - Coolant Shut-Off Valve - N82-
18 - Restrictor
19 - Coolant Pump
20 - Check Valve