Leon Mk1
| Thermostat side |
| 1 - | Bracket |
| q | For switch |
| 2 - | Self-cutting thread screw |
| 3 - | From bottom of radiator |
| q | Connection diagram for coolant hoses → Chapter |
| q | → Item |
| 4 - | Connection union |
| 5 - | O-ring |
| q | Renew |
| 6 - | Thermostat |
| q | Checking function: Heat up thermostat in water. The pin of the thermo element must move out. |
| q | Checking temperature: Commences to open (approx. 84 °C) and ends (approx. 98 °C) cannot otherwise be checked. |
| 7 - | To expansion tank |
| q | Connection diagram for coolant hoses → Chapter |
| 8 - | To heat exchanger |
| q | Connection diagram for coolant hoses → Chapter |
| 9 - | From expansion tank |
| q | → Item |
| q | Connection diagram for coolant hoses → Chapter |
| 10 - | Retaining clip |
| q | Check seated securely |
| 11 - | From heat exchanger |
| q | Connection diagram for coolant hoses → Chapter |
| 12 - | Coolant pump housing on cylinder block |
| 13 - | Seal |
| q | Renew |
| 14 - | Coolant pipe |
| 15 - | Thermostat housing |
| 16 - | Bolt |
| q | 10 Nm |
| 17 - | Coolant temperature sender -G62- |
| q | Green |
| q | For engine control unit |
| q | With coolant temperature gauge sender -G2- |
| q | Before removing, release pressure in coolant system if necessary |
| 18 - | Sealing plug |
| q | Before removing, release pressure in coolant system if necessary |
| 19 - | To top of radiator |
| q | → Item |
| q | Connection diagram for coolant hoses → Chapter |
| 20 - | Connector |
| q | 4-pin |
| q | Contacts 1 and 3 for engine control unit |
| q | Contacts 2 and 4 for temperature gauge in dash panel |
