A3 Mk2
| Thermostat housing - exploded view of components |
| 1 - | Retaining clip for coolant pipe |
| 2 - | O-ring |
| q | Renew |
| 3 - | Coolant pipe |
| q | Removing and installing → Chapter |
| q | Diagram of coolant hose connections → Chapter |
| 4 - | 5 Nm |
| 5 - | Hose connection |
| 6 - | From bottom of radiator |
| q | Diagram of coolant hose connections → Chapter |
| 7 - | 5 Nm |
| 8 - | To top of radiator |
| q | Diagram of coolant hose connections → Chapter |
| 9 - | Hose connection |
| 10 - | O-ring |
| q | Renew |
| 11 - | Compression spring |
| 12 - | Thermostat plunger |
| q | Removing and installing → Chapter |
| 13 - | Temperature element for thermostat (short) |
| q | Removing and installing → Chapter |
| 14 - | Coolant temperature sender -G62- |
| q | Dissipate cooling system pressure before removal if necessary |
| 15 - | Retaining clip |
| q | Check for firm attachment |
| 16 - | O-ring |
| q | Renew |
| 17 - | 10 Nm |
| 18 - | Thermostat housing |
| q | Removing and installing → Chapter |
| 19 - | Gasket |
| q | Renew |
| 20 - | From heat exchanger |
| 21 - | To heat exchanger |
| 22 - | Temperature element for thermostat (long) |
| q | Removing and installing → Chapter |
| 23 - | Thermostat plunger |
| q | Removing and installing → Chapter |
| 24 - | Compression spring |
| 25 - | O-ring |
| q | Renew |
| 26 - | Seal |
| q | Renew |
| 27 - | To coolant expansion tank |
