Camshaft Gear/Sprocket

Camshaft Timing Chains, Assembly Overview





1 Control housing

2 8 Nm

3 Camshaft roller chain

4 Exhaust camshaft adjuster

• Identification: 32A

5 Intermediate shaft

6 Thrust washer

• Not installed on all engines

7 8 Nm

8 Tensioning rail

• For camshaft roller chain --> [ (Item 3) Camshaft roller chain ]

9 Pivot pin, 18 Nm

• For tensioning track --> [ (Item 8) Tensioning rail ]

10 Chain tensioner, 40 Nm

• For camshaft roller chain --> [ (Item 3) Camshaft roller chain ]

11 Seal

12 Chain sprocket

• For roller chain --> [ (Item 17) Roller chain ]

13 Chain sprocket

• For camshaft roller chain --> [ (Item 3) Camshaft roller chain ]

14 60 Nm + 1/4 turn (90°)

15 Chain tensioner with tensioning rail

• For roller chain --> [ (Item 17) Roller chain ]

16 Drive gear

• Integral part of crankshaft

17 Roller chain

18 Guide rail

• For roller chain --> [ (Item 17) Roller chain ]

19 Locating pin without collar, 10 Nm

• For guide rail--> [ (Item 18) Guide rail ]

20 18 Nm

21 23 Nm

22 Intake camshaft adjuster

• Identification: 24E

23 60 Nm + 1/4 turn (90°)

24 Guide rail

• For camshaft roller chain --> [ (Item 3) Camshaft roller chain ]

25 Camshaft adjustment valve 1 (exhaust) (N318)

• For exhaust camshaft

26 Camshaft adjustment valve 1 (N205)

• For intake camshaft

27 Guide rail

• For camshaft roller chain --> [ (Item 3) Camshaft roller chain ]

• Clipped in at control housing

Roller Chain, Marking





- Mark roller chains before removing (e.g. with paint, arrow pointing in direction of rotation).

• Do not mark chain using a center punch or similar means!