2000 Citroen C5 engine

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46
Engine : XFX
SPECIAL FEATURES : TIGHTENING TORQUES ( m.daN)
(5) Exhaust manifold
(Equipped with a new seal).
- Pre-tightening1 ± 0.1
- Tightening3 ± 0.3
(6) Con-rod caps
- Tightening2 ± 0.2
- Angular tightening74°
(7) Flywheel.
- Tightening2 ± 0.2
- Angular tightening60°
B1JP02LD

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47
Engine : XFX
SPECIAL FEATURES : TIGHTENING TORQUES ( m.daN)
(8) Crankshaft bearings
Carry out the following operations :
- Clean the threads of the screws with a brush.
- Refit the screws with a coating of grease, on threads and under
heads "MOLYKOTE G RAPID PLUS".
- Check that the 8 centring pins are in place.
Tightening :
- Pre-tighteningM11to 3 ± 0.3 (Order from 1to8)
- Pre-tighteningM8to 1 ± 0.1(Orer fromAto H)
- TighteningM6 to 1 ± 0.1(Order from a to m)
- UntighteningM11to M8
Proceed screw by screw :
- TighteningM11to 3 ± 0.3(order from 1to 8), then
One angular tightening of 180°
- TighteningM8 to 1 ± 0,1(Order from Ato H), then
One angular tightening of180°
Max. length under heads of the screws M11 = 131.5 mm.
Max. length under heads of the screws M8 = 119 mm.
B1BP1GYD

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48
Engine : XFX
SPECIAL FEATURES : TIGHTENING TORQUES ( m.daN)
(9) Oil sump.
- Pre-tightening0.5 ± 0.1
- Tightening0.8 ± 0.1
(10) Crankshaft hub.
- Tightening4 ± 0.4
- Angular tightening80°
(11) Crankshaft pulley 2.5 ± 0.6
(12) Inlet distibutor (Equipped with a new seal)
- Pre-tightening0.4 ± 0.1
- Tightening0.8 ± 0.1
(13) Air inlet manifold.
- Pre-tightening0.4 ± 0.1
- Tightening0.8 ± 0.1
B1BP1GZD

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49
Engine : XFX
SPECIAL FEATURES : TIGHTENING TORQUES ( m.daN)
(14) Camshaft hubs :
1stmethod(Advised method).
- Tightening2 ± 0.2
- Angular tightening57°
2
ndmethod
- Tightening8 ± 0.8
(15) Guide roller
(16) Timing belt tensioner roller 8 ± 1.2
(17) Camshaft pulley8 ± 1.2
(18) Water pump.
- Pre-tightening0.5 ± 0.1
- Tightening0.8 ± 0.1
B1EP151D

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50
Engine : XFX
SPECIAL FEATURES : TIGHTENING TORQUES ( m.daN)
In the order indicated
(19) Oil pump.
- Pre-tightening0.5 ± 0.1
- Tightening0.8 ± 0.1
B1FP04KC

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51
CYLINDER HEAD
Engine : XFX
Cylinder head gasket identification
Supplier
ERLINGThickness
(Standard)
(mm)
0.75Thickness
reference
Central lug
Exhaust end
Multilayer metallic cylinder head seal.(1) LH cylinder head gasket.
(2) RH cylinder head gasket.
B1DP18YD

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52
X = MAXIMUM reusable length
Engine : XFX
Cylinder head tightening (m.daN) Cylinder head bolts
NOTE : Oil the threads and under
the heads of the bolts. (Use engine
oil or Molykote G Rapid Plus). In the order indicated
Pre-tightening2 ± 0.2
UntighteningYES
Pre-tightening1.5 ± 0.2
Angular tightening225°
B1DP09VC
XFX
149.5 mm.
CYLINDER HEAD
B1DP18ZD

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53
CYLINDER HEAD
Engine : XFX
Camshafts
Marking of the camshafts at «d».
(6) Exhaust camshaft (front cylinder head)A 389
(7) Inlet camshaft (front cylinder head)A 423
(8) Inlet camshaft (rear cylinder head)E 422
(9) Exhaust camshaft (rear cylinder head)E 388
Valve clearances when cold.
Hydraulic followers with automatic clearance adjustment.
B1EP150D