Leon Mk1
| Toothed belt drive: Exploded view of components |
| 1 - | Notched belt |
| q | Before removing, mark direction of rotation with chalk or felt-tip pen |
| q | Check for wear |
| q | Removing → Chapter |
| q | Fitting (adjusting the valve timing) → Chapter |
| 2 - | 120 Nm + 1/4 turn (90°) further |
| q | Replace |
| q | Loosen and tighten with retention tool -3415- |
| q | Do not additionally oil or grease the threads and shoulder |
| q | Turning further can be done in several stages. |
| 3 - | Crankshaft gear |
| q | Contact surface between timing belt sprocket and crankshaft must be free of oil. |
| q | Can only be fitted in one position |
| 4 - | 20 Nm |
| 5 - | Guide roller |
| 6 - | 20 Nm and then turn 45° further |
| 7 - | Tensioning roller |
| q | Remove engine bracket in order to remove and install → Chapter |
| 8 - | 25 Nm |
| 9 - | Cogwheel for timing belt |
| 10 - | 15 Nm |
| 11 - | 100 Nm |
| 12 - | Camshaft hub |
| q | Use counterhold tool -T10051- to loosen and tighten. |
| q | To remove, use puller -T10052A-. |
| q | removing and fitting → Chapter |
| 13 - | Toothed belt cover (rear) |
| 14 - | 20 Nm |
| 15 - | 10 Nm |
| q | Replace |
| 16 - | Guide roller |
| 17 - | 50 Nm and then turn 90° further |
| 18 - | Hub for the high pressure pump |
| q | Use counterhold tool -T10051- to loosen and tighten. |
| q | To remove use the extractor -T40064- |
| 19 - | 95 Nm |
| 20 - | Gear wheel of the high-pressure pump |
| 21 - | 20 Nm |
| 22 - | Coolant pump |
| q | removing and fitting → Chapter |
| 23 - | 15 Nm |
| 24 - | Upper protection element for the notched belt |
| 25 - | Toothed belt cover (bottom) |
| 26 - | 9 Nm |
| q | Replace |
| 27 - | 10 Nm and then turn 90° further |
| q | Replace |
| 28 - | Belt pulley and vibration damper |
| q | Can only be installed in one position, holes are offset. |
| q | removing and fitting → Chapter |
| 29 - | 5 Nm |
| q | Only fitted with protective plate from → Electronic parts catalogue (ETKA) |
| 30 - | Protective plate |
| 31 - | 40 Nm and then turn 180° further |
| q | Replace |
| q | Observe tightening sequence → Fig.. |
| 32 - | Engine support |
| q | removing and fitting → Chapter |
