Golf Mk5
| Coolant hose schematic diagram |

| 1 - | Expansion tank |
| 2 - | Intake manifold |
| q | For engine codes BUD and CGGA, with preheater for crankcase breather |
| 3 - | Upper coolant pipe |
| q | Bolted to camshaft housing. |
| q | For engine codes BUD and CGGA, with preheater for crankcase breather |
| 4 - | Heat exchanger for heater unit |
| 5 - | Upper coolant hose |
| 6 - | Radiator |
| 7 - | Lower coolant hose |
| 8 - | Thermostat housing |
| 9 - | Cylinder head/cylinder block |
| 10 - | Lower coolant pipe |
| 11 - | Coolant pump |
