Leon Mk1
| Engines with engine identification codes BGU - BSE - BSF |
| 1 - | Radiator |
| q | Removing and fitting → Chapter |
| q | Replace the coolant after replacing the cylinder head gasket |
| 2 - | Coolant thermostat: |
| q | Removing and fitting → Chapter |
| q | Check functioning. Heat the thermostat in water The tip of the thermocouple must start the opening at approx. 87 °C and complete it at approx. 102 °C) |
| t | Minimum opening distance 7 mm |
| 3 - | Coolant pump |
| q | Removing and fitting → Chapter |
| 4 - | Cylinder head/cylinder block |
| q | Replace the coolant after replacing the cylinder head gasket |
| 5 - | Expansion tank |
| q | With seal plug |
| q | Check the pressure relief valve in the plug using the cooling system tester -SAT 1274- and the adapter -VAG 1274/9- → Anchor |
| 6 - | Intake manifold with throttle valve connection heating |
| 7 - | Heat exchanger for heater |
| q | Replace the coolant after replacing the cylinder head gasket |
| 8 - | Oil cooler |
| q | For engines with identification letters BGU only |
| q | Removing and fitting → Item |
