Citroen C2 2004 1.G Owners Manual

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ENGINE
SPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines8HV 8HY
Crankshaft
Bearing cap fixing screw
Tightening3 ± 0,3
Angular tightening140° ± 1°,4’
Crankshaft pullet hub
Angular tightening180°±5°
Cylinder block
Oil sump1 ±0,1
Timing belt tensioner roller 4 ± 0,4
Timing belt guide roller
2,5 ±0,2
Timing belt guide roller support
Cylinder head
Camshaft bearing cap cover
1 ±0,1
Inlet manifold
Exhaust manifold2,5 ± 0,2
Cylinder head cover Screws (M6) to 1 ± 0,2
Camshaft pinion4,3 ± 0,4
Fuel high pressure pump pinion 5 ± 0,5
C3

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines8HV 8HY
Flywheel Clutch
Flywheel 1,7 ± 0,2
Clutch mechanism 2 ± 0,2
Lubrication circuit
Oil pump assembly0,9 ± 0,1
Oil/coolant heat exchanger 1 ± 0,1
Turbocharger lubrication pipe2,2 ± 0,2
Injection circuit
Injector fixing flange nut
Tightening0,4 ±0,1
Angular tightening65° ± 5°
Fuel high pressure pump
Union on diesel injector
Fuel high pressure pump pinion 5 ± 0,5
Union on fuel high pressure pump2,3 ± 0,2
Cooling circuit
Coolant pump1 ± 0,2±
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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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
CYLINDER HEAD (mm)
Engine types 6FZ RFN RFS WJY RHY RHZ
Maximum permissible bow 0,05 0,03
Gasket surface regrinding 0,30 0,20 0,40
TIGHTENING TORQUES ( m.daN)
Pretightening (1) Ø 11 : 1 ± 0,1 2 ± 0,1 2,5 ± 0,3
(2) Ø 6 : 1 ± 0,1
Slackening Ø 11 (only)
Tightening Ø 11 to 1 ± 0,1 8,5 ± 0,8 7 ± 0,7
Crankshaft then to 2 ± 0,1
bearing screws Tightening Angular Ø 11 at 70° ± 5° 60° ± 6° 60° ± 6°
Tightening Ø 6 to 1 ± 0,1
Pretightening 1 ± 0,1 4 ± 0,4 2 ± 0,2
ConnectingSlackening 180° (1/2 turn)
rod screws Tightening 2,3 ± 0,2 2,3 ± 0,2 2± 0,2
Angular tightening46°±5°46° ±4,6° 70° ± 7° 70° ± 7°
XSARA XSARA PICASSO

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ENGINE
SPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines: 9HZ 9HY
Torque reaction rod
1 : 5,4 ± 0,8
2 : 5,4 ± 0,8
13 : 6 ± 0,9
LH upper engine support
3 : 2,1 ± 0,2
4 : 5 ± 0,5
LH lower engine support
5 : 2,1 ± 0,2
6 : 5,7 ± 0,8
RH lower engine support
7 : 5,5 ± 0,5
RH engine support
8:4,5 ±0,4
9 : 4,5 ± 0,6
10:2,5 ±0,6
11:2,1 ± 0,2
12 : 6,1 ± 0,6
B1BP2Z4P
XSARA PICASSO

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines9HZ 9HY
Crankshaft
Bearing cap fixing screw
Pretightening1 ± 0,2
Slackening180°
Tightening3 ± 0,3
Angular tightening140°
Con rod screws
Tightening1 ±0,1
Angular tightening100 ±5°
Accessories drive pulley
Pretightening3,5 ± 0,4
Angular tightening190 ± 5°
Cylinder block
Sump 1,3 ± 0,1
Timing belt guide roller3,7 ± 0,3
Timing belt tensioner roller2,7 ± 0,2
XSARA PICASSO

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ENGINE
SPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines9HZ 9HY
Cylinder head
Camshaft bearing covers
Pretightening0,5 ± 0,1
Tightening1 ± 0,1
Exhaust manifold 3 ± 0,3
Camshaft pulley
Pretightening2 ± 0,2
Angular tightening50 ±5°
Cylinder head
Pretightening2 ± 0,2
Tightening4 ± 0,5
Angular tightening260 ± 5°
EGR valve1 ±0,1
Flywheel Clutch
Flywheel
Pretightening3 ± 0,3
Angular tightening90 ±5°
Clutch mechanism2 ± 0,2
XSARA PICASSO

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines9HZ 9HY
Lubrication circuit
Oil pump assembly
Pretightening0,5 ± 0,1
Tightening0,9 ± 0,1
Oil/coolant heat exchanger 1 ± 0,2
Turbocharger lubrication pipe3 ± 0,5
Diesel injection circuit
Injector fixing flange nut
Pretightening4 ± 0,1
Angular tightening65° ± 5°
Fuel high pressure common injection rail on engine block 2,2 ± 0,2Union on fuel high pressure common injection rail
Pretightening1,7 ±0,2
Tightening2,2 ±0,2
Diesel injection pump on support2,2 ± 0,2
Union on diesel injector
Pretightening2 ± 0,5
Tightening2,5 ±0,3
XSARA PICASSO

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XSARA PICASSO
ENGINE
SPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines9HZ 9HY
Diesel injection circuit
Diesel injection pump pulley5 ± 0,5
Union on fuel high pressure pump
Pretightening2 ± 0,5
Tightening2,5 ± 0,3
Cooling circuit
Coolant pump
Pretightening0,3 ± 0,1
Tightening0,9 ±0,1
Coolant outlet housing
Pretightening0,3 ± 0,1
Tightening0,7 ±0,1

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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