Get Engine -> Tightening Torques: Valve Timing / Injection / Accessories Guide for Citroen C6 4 Door First Generation (2005-2012)

ENGINE TIGHTENING TORQUES

Engine: DT17BTED4

Valve timing

Camshaft pulley hub screw

Tightening

Angular tightening

32

33

34

35

36

8

0,8

90° 5°

Camshaft pulley screw

2,3 0,3

Camshaft bearing caps (*)

Tightening

Pre-tightening

0,5 0,1

0,9 0,1

Tensioner roller for the fuel high pressure pump drive belt

2,5 0,2

Fuel high pressure pump drive pulley

Tightening

Angular tightening

8

0,8

90° 5°

0,9 0,1

4,5 0,3

37

38

Camshaft timing chain tensioner

Timing belt guide roller

Timing pinion on crankshaft

Tightening

Angular tightening

39

40

10

90° 5°

1

Timing belt tensioner roller

2,6 0,2

(*) Respect the sequence of tightening.

B1EP1JCD

38

ENGINE TIGHTENING TORQUES

Engine: DT17BTED4

IMPERATIVE: The camshaft bearing caps are marked at "a" with a letter on the front cylinder

head and with a number on the rear cylinder head.

Refit the camshaft bearing caps according to the plan below:

Refit: The camshaft bearing caps (34) 9, 8, 7, 6, 4, 3, 2, D, C, B, A, J, G and F ; the screws (41)

Tightening of the screws (41):

Pre-tighten the screws (41) of the camshaft bearing caps (34) by hand in the following sequence

9, 8, 7, 6, 4, 3, 2, D, C, B, A, J, G and F.

Pre-tighten the screws (41) of the camshaft bearing caps (34) to 0,5 0,1 m.daN in the following

sequence 9, 8, 7, 6, 4, 3, 2, D, C, B, A, J, G and F.

Tighten the screws (41) of the camshaft bearing caps (34) to 1 0,1 m.daN in the following

sequence 9, 8, 7, 6, 4, 3, 2, D, C, B, A, J, G and F.

Apply sealing product LOCTITE 518 on the camshaft bearing caps (15) K, 5, E and J (see procedure:

remove/refit camshaft).

Refit: the camshaft bearing caps K, 5, E and J.

Tightening of the screws (41):

- Pre-tighten the screws (41) of the camshaft bearing caps (34) by hand in the following sequence

K, 5, E and J.

- Pre-tighten the screws (41) of the camshaft bearing caps (34) to 0,5 0,1 m.daN in the following

sequence K, 5, E and J.

- Tighten the screws (41) of the camshaft bearing caps (34) to 1 0,1 m.daN in the following sequence

K, 5, E and J.

B1DP1MQD

39

ENGINE TIGHTENING TORQUES

Engine: DT17BTED4

Injection circuit

Diesel fuel/cooolant exchanger

Diesel injection pump on support

Diesel injection pump pinion

42

43

44

45

2,2 0,3

2,3 0,3

5

0,2

Diesel injector fixing flange screw

0,9 0,1

Union on diesel injector

Pre-tightening

Tightening

46

47

1,5 0,3

2,3 0,3

Fuel high pressure common injection rail on engine block

Pre-tightening

Tightening

1,5 0,3

3

0,3

Unions on fuel high pressure common injection rail

Pre-tightening

Tightening

48

49

50

1,5 0,3

0,3

2,3 0,3

3

Fuel filter support

Union on diesel fuel high pressure pump

Pre-tightening

Tightening

1,5 0,3

3

0,3

Fuel high pressure common injection intermediate rail

Pre-tightening

Tightening

51

1,5 0,3

0,3

3

B1HP246D

40

ENGINE TIGHTENING TORQUES

Engine: DT17BTED4

Accessories

Screw M8 for automatic tensioner roller (accessories drive belt)

Screw M10 for dynamic tensioner roller (accessories drive belt)

52

2,2 0,3

4,7 0,7

53

54

55

56

57

58

59

60

Guide roller

4,7 0,7

2,3 0,3

Accessories support

Multifunction support

Power steering pump pulley

Power steering pump

Alternator screw

5

0,3

Alternator power circuit

Aircon compressor screw

1,4 0,2

2,3 0,3

B1BP3C0D

41

Engine -> Tightening Torques: Valve Timing / Injection / Accessories for Your Citroen C6 4 Door First Generation (2005-2012)

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