Golf Mk5
Assembly overview |
1 - | 5 Nm + 1/8 turn (45°) further |
2 - | Exhaust camshaft bearing cap |
q | Installation sequence → Chapter. |
3 - | Seal |
q | Renew if leaking. |
q | When installing valve timing housing, lightly lubricate contact surfaces of seal. |
q | When replacing seals, do not spread too widely. |
4 - | Exhaust camshaft |
q | Checking radial clearance with Plastigage; wear limit: 0.1 mm. |
q | Runout: max. 0.04 mm. |
q | Checking axial clearance → Fig.. |
q | Identification and valve timing → Fig. |
q | Removing and installing → Chapter. |
5 - | Valve timing housing |
q | Lightly lubricate contact surfaces of oil seals before installing. |
q | Dismantling and assembling → Fig.. |
q | Before installing valve timing housing, check strainer for soiling → Fig.. |
q | Removing and installing → Chapter. |
6 - | Camshaft timing chain |
q | Before removing, mark direction of rotation (installation position) → Fig.. |
q | Installing → Chapter. |
7 - | Exhaust camshaft adjuster |
q | Identification: 32A. |
q | Only rotate engine when camshaft adjuster is installed and chain is fitted |
q | Installing → Chapter. |
8 - | 60 Nm + 1/4 turn (90°) further |
q | Renew. |
q | Contact surface of sender wheel must be dry around bolt head when installed. |
q | To remove and install, counterhold with 32 mm open-end spanner on camshaft → Chapter |
9 - | Inlet camshaft adjuster |
q | Identification: 24E |
q | Only rotate engine when camshaft adjuster is installed and chain is fitted |
q | Installing → Chapter. |
10 - | Cylinder head height |
q | Minimum height: a = 139.9 mm. |
11 - | Valves |
q | Do not rework, only lapping-in is permitted. |
q | Valve dimensions → Fig.. |
12 - | Cylinder head |
q | Check for distortion → Fig.. |
q | Removing and installing → Chapter. |
q | Reworking valve seats → Chapter. |
q | After renewing, renew entire coolant. |
13 - | Support element |
q | Before installing, check camshaft axial clearance → Fig.. |
q | Do not interchange. |
q | With hydraulic valve clearance compensation. |
14 - | Valve stem seal |
q | Renewing → Chapter. |
15 - | Securing clip |
q | Check for secure seating. |
16 - | Roller rocker finger |
q | Before installing, check camshaft axial clearance → Fig.. |
q | Do not interchange. |
q | Check roller bearing for ease of movement. |
q | Oil contact surface. |
q | When installing, secure to supporting element using securing clip. |
17 - | Valve spring |
q | Note installation position. |
q | Removing and installing → Chapter. |
18 - | Valve spring plate |
19 - | Valve cotters |
20 - | Inlet camshaft bearing cap |
q | Installation sequence → Chapter. |
21 - | Inlet camshaft |
q | Checking radial clearance with Plastigage; wear limit: 0.1 mm. |
q | Runout: max. 0.04 mm. |
q | Checking axial clearance → Fig.. |
q | Identification and valve timing → Fig. |
q | Removing and installing → Chapter. |
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