Part I
Part I
Part I:
1 - Control housing
^ Oil contact surface of sealing rings before installing
^ Check control housing strainer for soiling before installation
2 - 8 Nm
^ Replace
^ Bolt is "micro-encapsulated"
3 - Camshaft roller chain
^ Mark direction of rotation before removing (installation position)
4 - Exhaust camshaft adjuster
^ Identification: 32A
5 - Seal
^ Replace
6 - Oil pump
7 - 8 Nm
^ Insert using locking fluid D 000 600 A2
8 - Tensioning rail
9 - Chain tensioner, 40 Nm
^ Only rotate engine with chain tensioner installed
10 - Seal
^ Replace if damaged or leaking
11 - Pivot pin, 18 Nm
12 - Chain sprocket
13 - Chain sprocket
14 - 60 Nm plus an additional 1/4 turn (90 °)
^ Only use bolts with strength category 10.9
^ Replace
15 - Chain tensioner with tensioning rail
^ Before installation release locking device in chain tensioner with a small screwdriver and press tensioning plate against chain tensioner
^ Only rotate engine with chain tensioner installed
16 - Drive gear
^ Integral part of crankshaft
^ Ground down tooth aligned with main bearing joint = TDC cyl. 1
17 - Roller chain
^ Mark direction of rotation before removing (installation position)
18 - Guide rail
^ Remove and install together with roller chain
19 - Locating pin without collar, 10 Nm
20 - 10 Nm
21 - 23 Nm
22 - 60 Nm plus an additional 1/4 turn (90°)
^ Replace
^ Contact surface of sensor wheel at bolt head must be dry when installing
^ To remove and install, counter-hold at crankshaft using an open-end wrench (24 mm)
23 - Guide rail
24 - Drive pinion for high pressure pump
^ With needle bearing lying inside
^ Oil needle bearing before installing
25 - Intake camshaft adjuster
^ Identification: 24E
26 - Camshaft Adjustment Valve 1 (exhaust) N318
^ For exhaust camshaft
^ Before disconnecting, mark allocation of connector to component
27 - Camshaft Adjustment Valve 1 N205
28 - Guide rail
^ Clipped in at control housing
Marking roller chains
- Mark roller chains before removing (e.g. with paint, arrow pointing in direction of rotation).
Note:
^ Do not mark chain using a center punch or similar means!