2004 Citroen C3 nfu

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
EnginesHFX KFV NFU
Flywheel clutch
Engine flywheel6,7 ± 1 (LOCTITE FRENETANCH)
Oil pressure mechanism2 ± 0,2
Lubrication Circuit
Oil pressure switch3,5 ± 0,5
Oil pump0,9 ± 0,1
Cooling circuit
Coolant pump1,6 ± 0,2
C2

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ENGINE
SPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines: HFX KFV NFU
C3 Pluriel
A = KFV
B = NFU
RH engine support
(1) : 6 ± 0,4
(2) : 6 ± 0,6
(3) : 4,5 ± 0,4
Torque reaction rod
(4) : 6 ± 0,6
(5) : 6 ± 0,6
LH engine support on gearbox
(6):3 ±0,3
(7) : 6 ± 0,6
(8) : 5,5 ± 0,5
B1BP2NEP
C3 C3 PLURIEL
C3
A = HFX KFV
B = NFU
RH engine support
(1) : 4,5 ± 0,4(2):6,1 ±0,6
(3) : 4,5 ± 0,4
Torque reaction rod
(4) : 6 ± 0,6(5):6 ±0,6
LH engine support on gearbox
(6): 3 ± 0,3
(7) : 6 ± 0,6(8):5,5 ± 0,5

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Crankshaft
Engine types HFX KFV NFU
Accessories drive pulley0,8 ± 0,2
Pinion fixing on crankshaft10 ± 1 2,5 ± 0,2
Cylinder block
Sump0,8 ± 0,2
Timing belt tensioner roller2 ± 0,2 2,2 ± 0,2
Accessories belt tensioner roller2 ± 0,2 2,5 ± 0,2
Alternator support fixing1,7 ±0,3
Alternator fixing on support3,7 ± 0,3
Cylinder head
Coolant outlet housing0,8 ± 0,2
Camshaft bearing cap
Tightening
2 ± 0,2 2 ± 0,2
Angular tightening44°±4°50° ± 5°
0,8 ± 0,2
Exhaust manifold1,7 ± 0,3 2 ± 0,2
Valve rockers adjusting screw1,75 ±0,25
Sparking plugs2,75 ± 0,25
Camshaft pulley screw8 ± 0,8
C3

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ENGINE
SPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Flywheel Clutch
Engines HFX KFV NFU
Flywheel6,7 ± 0,6 + LOCTITE FRENETANCH
Clutch mechanism2 ± 0,2
Lubrication circuit
Oil pressure switch2 ± 0,2
Oil pump0,9 ± 0,1
Cooling circuit
Coolant pump1,4 ± 0,1
Coolant outlet housing0,8 ± 0,1
C3

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ENGINE
SPECIAL FEATURES TIGHTENING TORQUES (m.daN )
CYLINDER HEAD (mm)
Engine types KFW NFV NFU
Maximum permissible bow0,05
Gasket surface regrinding 0,20
TIGHTENING TORQUES (m.daN)
Crankshaft bearing Pretightening 2 ± 0,2 2 ± 0,2
screws Angular tighten 45° 50° ± 5°
Connecting rod screwsTightening3,8 ±0,4
Flywheel screw Tightening 6,5 ± 0,7
Crankshaft pinion screw Pretightening
Angular tighten10 ±1
Camshaft pulley screw Pretightening
Angular tighten 8 ± 0,8
Camshaft hubs 8 ± 0,8
Camshaft hub screwTightening1 ± 0,1
XSARA XSARA PICASSO

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ENGINECYLINDER HEAD
Engines: HFX KFV NFU
Identification of cylinder head gasket
Engine types
HFX
KFV
NFUThicknesses (Standard)
1,2 ± 0,1
0,66 ± 0,04Thicknesses (repair)
1,4 ± 0,1Thickness references
2
1
4
Identification marks
1,2,3,4
= Type of engine
A,B,D=Suppliers.
C= Gasket material.
R= Repair.
B1BP10KC
C2 C3 C3 PLURIEL
KFU1,2 ± 0,1
1,5 ± 0,1

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ENGINE
CYLINDER HEAD
Engines: HFX KFV NFU
Cylinder head tightening (m.daN) Cylinder head bolts
X =MAX. reusable length
Tightening : 2 ± 0,2
Angular tightening: 240° ± 5°
Tightening :2,5 ±0,2Angular tightening:200 ±5°
(In the order 1 to 10)
B1BP1DVC
KFU HFX KFV
HFX KFV
175,5 ± 0,5 122 ± 0,3NFU
B1BP10KC
NOTE:Retightening of the cylinder head
after a completed repair is prohibited.
C2 C3 C3 PLURIEL
NOTE:Oil the threads and under the heads of
the bolts (use engine oil or Molykote G Rapid
Plus).
Tightening
: 2 ± 0,2Angular tightening:260° ± 5°
(In the order 1 to 10)
NFU
KFV
119

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ENGINECYLINDER HEAD
Engines: KFW NFV NFU
Identification of cylinder head gasket
B1BP10KC
XSARA XSARA PICASSO
Engine type KFW NFV NFU
Identification marks
(Notch on cylinder head gasket) *
11 1 1
20 0 1
Thickness 3 0 0 1
40 1 1
A0
CURTY B 0
D0
A1
Suppliers MEILLOR B 1
D0
A
ELRING B
D
A1
REINZ B 0
D0
Material C 0 (With asbestos) – 1 (Without asbestos)
Repair R 0 (Standard gasket) – 1 (Repair gasket)
0 = Without notch
1 = One notch