2004 Citroen C3 engine lock

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ENGINE
SPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines8HX 8HW 8HZ
Diesel injection circuit
Sphericalbase screws for diesel injection fixing fork 0,3 ± 0,1Fuel high pressure common injection rail on engine block 2 ± 0,2
Unions on fuel high pressure common injection rail
Pretightening1,7± 0,2
Tightening2,25 ± 0,2
Diesel injection pump on support
Union on diesel injection 2,25 ± 0,2
Diesel injection pump pulley 5 ± 0,5
Union on diesel high pressure pump2,25 ±0,2
Cooling circuit
Coolant pump
Pretightening0,3 ± 0,06
Tightening1 ± 0,1
Coolant outlet housing
Pretightening0,3 ± 0,06
Tightening0,7 ±0,08
C3 C3 PLURIEL XSARA

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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 )
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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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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ENGINECYLINDER HEAD
Engines: 8HX 8HW 8HZ 8HV 8HY
Cylinder head tightening (m.daN) One Cylinder head bolts
X =MAX.reusable length
Pretightening: 2 ± 0,2 m.daN
Tightening: 4 ± 0,4 m.daN
Angular tightening: 230° ± 5°
The bolts should have been tho
roughly cleaned and dried with a
dry metal brush.
Oil the threads and under the
heads of the bolts
(use engine oil
or Molykote G Rapid Plus).
Pass a tap into the holes in the
cylinder block.
8HX 8HW 8HZ 8HV 8HY
8HX 8HW 8HZ 8HV 8HY
X = 149 mm
B1DP1CLC
B1DP1DBC
NOTE:Retightening of the cylinder head
after a completed repair is prohibited.
The cylinder head gasket is dryfitted.
C2 C3 C3 PLURIEL

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ENGINECYLINDER HEAD
Engines: 9HZ 9HY
X =MAX. reusable length
Pretightening: 2 ± 0,2 m.daN
Tightening: 4 ± 0,4 m.daN
Angular tightening: 260° ± 5°
(use engine oil or
Molykote G Rapid Plus)
.
Pass a tap into the holes in the
cylinder block.
B1DP1DBC
B1DP1CLC
9HZ 9HY
9HZ 9HY
X = 147 mm Cylinder head tightening (m.daN) One Cylinder head bolts
XSARA PICASSO
NOTE:Retightening of the cylinder head
after a completed repair is prohibited.
The cylinder head gasket is dryfitted.

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ENGINE
B1BP234C
XSARA PICASSOAUXILIARY EQUIPMENT DRIVE BELT
Engine: NFV
Without air conditioning.
Tools.
[1]Pliers for removing plastic pegs: 7504 –T
[2]Belt tension measuring instrument: 4122 –T
[3]TORX spanner
Remove. Release the central screw (1),tool [3] Detension the tensioner roller (2), (flat spanner 27 on flat).
Remove the belt.
Refit. Position the belt.
Hold the belt in position using the tensioner roller (2).
Pretension the belt 120 SEEM units, tool [2].
Lock the central screw (1),tool [3].
Remove the tool [2].
Rotate the crankshaft 2to 4times.
Check the tension, 120 SEEM units.
If not, restart the operation.

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ENGINE
B1BP1HJC
XSARAAUXILIARY EQUIPMENT DRIVE BELT 2002
Fit the drive belt.
The tensioner roller
(1).
Tighten the screws
(3)to 2 m.daN.
Move the tensioner roller
(1)using the tool (9.52 mm square drive (3/8))at (2), in order to remove
the tool or locking peg
(Ø 4 mm)at (4).
Slowly release the tensioner roller
(1)so that the roller (5)presses against the belt.
With air conditioning. Engine: RFS