i ask Citroen C3 2004 1.G User Guide

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ENGINE
CYLINDER HEAD
Identification of cylinder head gasket
Engine types SupplierPiston
standproud
(mm)Thicknesss
(mm)No. of notches at
“d”No. of notches at
“e”
0,685 to 0,734 1,35 1
0,533 to 0,6341,252
9HZ 9HYFEDERAL 0,635 to 0,684 1,30 3 3
MOGUL 0,735 to 0,784 1,40 4
0,785 to 0,8861,455
B1DP1HOD
Engines: 9HZ 9HY
Type of gasket:Metallic multilayer
«d»Thickness reference.
«e»Engine reference.
XSARA PICASSO

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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
XSARA
CYLINDER HEAD
Identification of cylinder head gasket
Number
of holes
at B Number
of holes
at A Thickness
(mm)
± 0,04 Plaque
EnginePiston
standproud
(mm)(
*)
0,51 to 0,55 1,26 1
0,55 to 0,59 1,30 2
0,59 to 0,63 1,34 3
0,63 to 0,67 1,38 4
0,67 to 0,711,425
WJY
(A) = Repère engine.
(B) = Thickness references.
(*) = Take the highest piston as a reference.
B1DP14QD
Engine: WJY
WJY
2

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ENGINEXSARA XSARA PICASSOCYLINDER HEAD
Identification of cylinder head gasket
No. of notches at A Thickness
(mm) Plaque
EnginePiston
standproud
(mm)
0,47 to 0,6051,30 ± 0,06 1
0,605 to 0,655 1,35 ± 0,06 2
0,655 to 0,7051,40 ±0,063
0,705 to 0,755 1,45 ± 0,06 4
0,755 to 0,83 1,50 ± 0,06 5
RHY
RHZ
B1DP15AD
Engines: RHY RHZ

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177
CHECKING AND SETTING THE VALVE TIMING
Engines: 6FZ RFN 2003 #
Tensioning the timing belt.
Turn the tensioner roller (8)in the direction of the arrow «c», by means of a hexagonal spanner at «d».
Positionner l’index «a»en position «f».
IMPERATVE: The index «a» should go past the slot «g» by an angular value of 10°.
If it does not, replace the tensioner roller or the timing belt and tensioner roller assembly.
Next bring the index «a»to its adjusting position «g», by turning the tensioner roller in the direction of the arrow «e».
WARNING:the index «a»should not pass the slot «g».
Otherwise, repeat the operation to tension the timing belt.
IMPERATIVE: The tensioner roller should not turn during the tightening of its fixing.
If it does, repeat the operation to tension the timing belt.
Tighten the screw (9)of the tensioner roller (8)to 2,1 ± 0,2 m.daN.
IMPERATIVE: The hexagonal tensioner roller drive should be approx. 15° below the level of the cylinder head
gasket «h».
If it is not, replace the tensioner roller or the timing belt and tensioner roller assembly.
B1EP1BEC
B1EP1BFC
XSARA XSARA PICASSO

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INJECTION
PARTICLE FILTER SAFETY AND CLEANLINESS REQUIREMENTS
Operations on the fuel additive circuit.
IMPERATIVE: For all operations on the additive circuit, wear protective goggles and gloves that are resistant to hydrocarbons.
The work area must be ventilated.
In the event of any significant dispersion of additive:
Wear a breathing mask for filtering the particles.
Recover as much of the product as possible.
Place the product thus recovered in an appropriately labelled container. Wash the soiled area with copious amounts of water.
Dispose of materials and solid residues in an authorised recovery point.
IMPERATIVE:The filling kit should be recycled following a repair. All «Eolys» additive containers that have been opened should be
disposed of.
Cleanliness rules.
ESSENTIAL: The operator should wear clean overalls.
Before working on the injection circuit, it may be necessary to clean the unions of the following sensitive components(see corresponding operations).
Fuel filter.
Fuel high pressure pump.
Fuel high pressure regulator.
Fuel high pressure common injection rail. Fuel high pressure piping. Diesel injector carriers.
IMPERATIVE: After dismantling, immediately blank the unions of the sensitive components with plugs, to prevent any ingress of impurities.
ALL TYPES