Leon Mk1
| Part II Chain control - Assembly overview |
| 1 - | Cylinder head with camshaft housing |
| q | Sealing surface must not be reworked. |
| q | With integrated camshaft bearings |
| q | Remove old sealant residues |
| q | Coat with AMV 188 001 02 before installing. |
| q | When installing, insert vertically from above so that dowel pins fit into holes in cylinder head. |
| 2 - | cylinder block |
| q | Dismantling and assembling cylinder block → Chapter. |
| q | Dismantling and assembling pistons and conrods → Chapter |
| 3 - | Spring retainer |
| q | For tensioning element and air conditioner compressor. |
| q | removing and installing → Chapter |
| 4 - | Pinions |
| q | For oil pump drive and timing chain. |
| q | Contact surfaces must be free of oil and grease. |
| 5 - | Drive chain |
| q | Before removing, mark direction of rotation (installation position). |
| 6 - | Guide rail |
| q | For timing chain |
| 7 - | 25 Nm |
| 8 - | Chain tensioner with tensioning plate |
| q | For oil pump drive. |
| 9 - | Tensioning spring |
| 10 - | Oil pan |
| q | Remove and install on engines with liquid gasket → Chapter. |
| q | Clean sealing surface before installing |
| q | Install with silicone sealant D 176 600 A1. |
| 11 - | 15 Nm |
| 12 - | 15 Nm |
| 13 - | Pinions |
| q | Lock chain sprocket using counterhold -T10172-. |
| 14 - | Cover |
| 15 - | 20 Nm + retighten 1/4 turn (90º) |
| q | Replace |
| 16 - | Piston |
| q | For drive chain tensioner. |
| 17 - | Compression spring |
| 18 - | Chain tensioner |
| 19 - | 9 Nm |
| 20 - | Distribution housing |
| q | removing and installing → Chapter |
| q | Install with sealant D 176 501 A1. |
| q | When installing, install two studs -M6x80- in cylinder block and camshaft housing as a guide. |
| q | To improve timing case guidance, secure sump in position with two bolts. |
| 21 - | Mounting bush |
| q | Contact surfaces must be free of oil and grease. |
| 22 - | Pulley |
| q | Removing and installing crankshaft pulley → Chapter |
| q | Contact surfaces must be free of oil and grease. |
| q | Secure against turning with counterhold -3415- when removing and installing |
| q | The turning further angle can be measured with a commercial protractor. |
| q | Poly-V belt: removing and installing → Chapter |
| 23 - | 150 Nm + retighten 1/2 turn (180º) |
| q | Replace |
| q | Removing and installing crankshaft pulley → Chapter |
| q | Contact surface for securing bolt must be free of oil and grease. |
| q | Oil threads before inserting. |
| q | Secure belt pulley against turning with counterhold -3415-. |
| q | The turning further angle can be measured with a commercial protractor. |
| 24 - | O ring |
| q | Replace |
| 25 - | 10 Nm |
| 26 - | 50 Nm |
| 27 - | 10 Nm |
| 28 - | To intake manifold |
| 29 - | 10 Nm |
| 30 - | Vacuum valve |
| 31 - | 10 Nm |
| 32 - | Oil separator |
| 33 - | Seal |
| q | Replace |
| 34 - | Tensioning plate |
| 35 - | 50 Nm + retighten 1/4 turn (90º) |
| q | Lock chain sprocket for inlet camshaft in place, using counterhold -T10172- |
| q | Replace |
| 36 - | 50 Nm + retighten 1/4 turn (90º) |
| q | Lock chain sprocket for exhaust camshaft in place, using counterhold -T10172- |
| q | Replace |
| 37 - | Pinions |
| q | For inlet camshaft. |
| q | Fix in place with counterhold -T10172- for removal |
| 38 - | Timing chain |
| q | Before removing, mark direction of rotation (installation position). |
| 39 - | Pinions |
| q | For exhaust camshaft. |
| q | Fix in place with counterhold -T10172- for removal |
| 40 - | Guide pin |
| q | Tightening torque: 20 Nm |
