2004 Citroen C2 Cylinder

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
EnginesHFX KFV NFU
Crankshaft
Accessories drive pulley2,5 ± 0,2
Pinion fixing on crankshaft
Tightening4 ± 0,4
Angular tightening45° ± 4°
Cylinder block
Sump0,8 ± 0,2
Timing belt tensioner roller2,1 ± 0,2
Accessories belt guide roller2,5 ± 0,2
Alternator support2,5 ±0,2
Alternator TU1JPTU3JP
Pretightening
1 ±
Tightening3,7 ± 0,3
Alternator TU5JP4
Pretightening
1 ±
Tightening4 ±,04
Aircon compressor support 2,2 ± 0,2
Aircon compressor2,3 ± 0,2
C2

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ENGINE
SPECIAL FEATURES TIGHTENING TORQUES (m.daN )
EnginesHFX KFV NFU
Cylinder head
Coolant outlet housing
in plastic
0,8 ± 0,2
in aluminium0,8 ± 0,2
Camshaft bearing caps (TU1JPTU3JP)
Tightening
2 ±0,2
Angular tightening44 °± 4°
Camshaft bearing caps (TU5JP4)
Tightening
2 ± 0,2
Angular tightening50°±5°
Inlet manifold0,8 ± 0,2
Exhaust manifold1,8 ±0,4
Valve rockers adjusting screw1,75 ± 0,25
Sparking plugs3
Camshaft pulley screw (TU1JPTU3JP)3,7 ± 0,2
Camshaft pulley screw (TU5JP4)4,5 ± 0,5
C2

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engine8HX
Crankshaft
Bearing cap fixing screws
Pretightening
1 ± 0,2
Slackening180°
Tightening3 ± 0,3
Angular tightening140°
Con rod screws
Tightening
1 ± 0,1
Angular tightening100° ± 5°
3 ± 0,3
Angular tightening180° ± 5°
Cylinder block
Sump1,3 ±0,1
Timing belt guide roller2,3 ± 0,2
Timing belt tensioner roller3,7 ± 0,3
C2

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ENGINE
SPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engine8HX
Cylinder head
Camshaft bearing covers
Pretightening
0,3 ± 0,1
Tightening1 ± 0,1
Fixing of camshaft subassemblies on cylinder head
Pretightening
0,3 ± 0,1
Tightening1 ± 0,1
Exhaust manifold3 ± 0,3
Camshaft pulley
Pretightening
0,3 ± 0,1
Tightening4,3 ± 0,4
Engine flywheel
Flywheel
Pretightening
1,7 ±0,2
Tightening70°±5°
Clutch mechanism2 ± 0,2
C2

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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 )
EngineKFU
Crankshaft
Accessories drive pulley0,8 ± 0,2
Pinion fixing on crankshaft
Pretightening
4 ± 0,4
Angular tightening45 ± 4°
Cylinder block
Sump0,8 ± 0,2
Accessories belt guide roller4 ± 0,4
Timing belt tensioner roller2,1 ± 0,2
Accessories belt tensioner roller2,5 ± 0,2
Alternator support2,5 ± 0,3
Crankshaft bearing caps
Tightening
2 ±0,3
Angular tightening44°(reused screws cleaned and greased)
Cylinder head
Coolant outlet housing0,8 ± 0,2
Camshaft bearing caps1 ± 0,2
Camshaft bearing cap covers0,9 ± 0,1
Inlet manifold0,8 ± 0,2
C3

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Cylinder head
Exhaust manifold1,8 ± 0,2
Sparking plugs2,2 ± 0,2
VVT pulley cap4 ± 0,4
VVT control electrovalve0,8 ± 0,2
VVT inlet camshaft pulley screw
Pretightening
2 ± 0,2
Tightening6,1 ± 0,6
Exhaust camshaft pulley screw4,5 ± 0,4
Flywheel / Clutch
Engine flywheel6,7 ±0,6 (coat the screws with LOCTITE FRENETANCH)
Clutch mechanism2 ± 0,2
Lubrication circuit
Oil pressure switch2 ± 0,2
Oil pump0,9 ± 0,1
Cooling circuit
Coolant pump1 ± 0,1
Coolant outlet housing0,8 ± 0,1
C3

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ENGINE
83
SPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines 8HX 8HW 8HZ
Crankshaft
Bearing cap fixing screw
Pretightening1
SlackeningYES
Tightening3
Angular tightening140°
Con rod nuts
Pretightening1
SlackeningYES
Tightening1,5 ± 0,1
Angular tightening100°±5°
Accessories drive pulley
Pretightening3 ±0,4
Angular tightening180°±5°
Cylinder block
Sump1 ± 0,1
Timing belt guide roller 4,5 ± 0,4 3,7 ± 0,4Timing belt tensioner roller3 ± 0,3 2,3 ± 0,3
C3 C3 PLURIEL XSARA