A4 Mk2
| Connection diagram for coolant hoses - vehicles with exhaust gas recirculation cooler and without auxiliary heater |
| 1 - | Radiator |
| q | Removing and installing → Chapter |
| q | If renewed, refill system with fresh coolant |
| 2 - | Thermostat |
| q | Checking → Anchor |
| q | Removing and installing → Chapter |
| 3 - | Coolant temperature sender -G62- |
| 4 - | Cylinder head/cylinder block |
| q | If renewed, refill system with fresh coolant |
| 5 - | Coolant pump |
| q | Removing and installing → Chapter |
| 6 - | Exhaust gas recirculation cooler |
| q | Removing and installing → Chapter |
| q | If renewed, refill system with fresh coolant |
| 7 - | Bleeder hole |
| q | On coolant hose for heat exchanger |
| 8 - | Heat exchanger for heater |
| q | If renewed, refill system with fresh coolant |
| 9 - | Expansion tank |
| q | With filler cap |
| q | Checking pressure relief valve in filler cap → Anchor |
| 10 - | Oil cooler |
| q | Removing and installing → Chapter |
| q | If renewed, refill system with fresh coolant |
