Golf Mk5
| Assembly overview - parts of cooling system - engine side, engine codes BGU, BSE and BSF |
| 1 - | Throttle valve module -J338- |
| q | Coolant-heated. |
| q | If renewed, adapt engine control unit to throttle valve module → vehicle diagnosis tester, “Guided function”. |
| 2 - | Seal |
| q | Renew. |
| 3 - | To heat exchanger for heater |
| 4 - | Coolant distributor housing |
| 5 - | O-ring |
| q | Renew. |
| 6 - | Coolant temperature sender -G62- |
| 7 - | Securing clip |
| 8 - | To top of radiator |
| 9 - | 10 Nm |
| 10 - | Coolant pipe |
| 11 - | 40 Nm |
| 12 - | Hose to expansion tank |
| 13 - | O-ring |
| q | Renew. |
| 14 - | To hose at top of radiator |
| q | Only engine code BGU. |
| 15 - | Hose to bottom of radiator |
| 16 - | 15 Nm |
| 17 - | Connection |
| 18 - | O-ring |
| q | Renew. |
| 19 - | Thermostat |
| q | Removing and installing → Chapter |
| q | Checking: Heat thermostat in water. |
| q | Opening begins at approx. 87 °C. |
| q | Fully open: at approx. 102 °C. |
| q | Opening stroke: min. 7 mm. |
| 20 - | Engine oil cooler |
| q | Only engine code BGU. |
| 21 - | O-ring |
| q | Renew. |
| 22 - | Coolant pump |
| 23 - | O-ring |
| q | Renew. |
| 24 - | Breather pipe |
| 25 - | 10 Nm |
| 26 - | 10 Nm |
