2004 Citroen C3 PLURIEL Low fuel

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 9HZ 9HY
Refitting (continued).
Refit tool [1]at «b».
Remove the screw (10).
Refit:
The upper timing cover
(12).
The lower timing cover (11).
The accessories drive pulley (9).
The screw (10).
Tightening torqueScrew (10)Pretighten to:3 ± 0,3 m.daN.
Angular tighten:180°±5°.
Remove tool [1].
Refit:
The engine support
(8), tighten to5,5 ± 0,4 m.daN.
The engine support (4), tighten to 6,1 ±0,6 m.daN.
The engine support (5), tighten to 2,5 ±0,2 m.daN.
The electrical harness (7).
The power steering fluid reservoir (6).
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Disengage the jack from under the engine.
Couple:
The tube
(2).
The exhaust line, tighten the clip to 2,5 ± 0,3 m.daN.
The fuel unions (1).
The air/air heat exchanger inlet and outlet pipes (3).
Connect the connector at «a».
Refit:
The accessories drive belt
(see corresponding operation).
The front RH splashshield (see corresponding operation).
The front RH wheel, tighten to 9 ± 1 m.daN.
Reconnect the positive and negative terminals of the battery.
IMPERATIVE: Perform the operations that are necessary following a
reconnection of the battery (see corresponding operation).

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engine: WJY
B1BP2FTC
Setting the timing.
Removing.
Disconnect the battery.
Remove the front RH lower splashshield, using tool [1].
Remove the accessories drive belt (see corresponding operation).
Uncouple and plug the diesel fuel delivery and return hoses. Support the engine, using a workshop hoist.
Remove the RH engine support.
Engage 5th gear to permit rotation of the engine. Remove the upper cover
(1).
Remove the intermediate cover (2).
Remove the lower cover (3).
WARNING:Refit the screw (4)equipped with a washer (5 mm thick).
Rotate the front RH wheel to drive the engine in its normal direction of
rotation. Bring the camshaft drive and injection pump pinions to their setting points.
Position the peg
[2](from underneath the vehicle).
Continue turning the engine until the peg [2]engages in the flywheel.
B1BP30BC
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ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engine: WJY
Setting the timing (continued).
Tighten:
Screw (9)to 2.1 ± 0.2 m.daN.
Screws (5)to 2,3 ± 0.2 m.daN.
Screws (6)to 2,3 ± 0.2 m.daN.
Remove and refit tool [7].
The tension value should be between 38 and 46 SEEM units.
Remove tools [7], [2], [3] and [4].
Turn the crankshaft 2 timesin the normal direction of rotation.
Peg the flywheel, using the peg [2].
Visually check the peggings of the camshaft and injection pump.
ESSENTIAL:Visually check that the offsets between the holes of
the camshaft and injection pump hubs and the correspondingpegging holes are not more than 1 mm.If necessary, recommence
the procedure for fitting the timing belt.
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Setting the timing (continued).
Remove the peg [2].
Remove the screw (4)and the washer.
Refit the lower cover (3).
Refit the intermediate cover (2).
Refit the upper cover (1).
Remove the RH engine support.
Take away the workshop hoist. Remove the plugs and recouple the diesel fuel delivery and return
hoses. Refit the accessories drive belt
(see corresponding operation).
Refit the RH lower splashshield. Disengage
5th gear.
Connect the battery.

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: RHY RHZ N° RPO 9128 #
Reposition the timimg belt, belt at «a»well tensioned, in the following order:
Fuel high pressure pump pulley
(21).
Guide roller
(15).
Crankshaft pinion
(19).
Coolant pump pinion
(16).
Tensioner roller
(18).
Position tool
[1]on the belt at «a».
Remove tools
[4]and [9].
Turn the tensioner roller
(18)anticlockwise, using tool [2], to attain an overtension of:
98 ± 2 SEEM units.
Tighten screw
(17)of the tensioner roller to 2,5 ± 0,2 m.da N.
Lock the flywheel by means of tool
[6].
Tighten the accessories drive pulley screw
(8)to 7 ± 0,7 m.da N.
Remove tools
[1], [3], [5] and [6].
Rotate the crankshaft eight times in the normal direction of rotation.
Peg:
The crankshaft, using tool
[3].
The camshaft drive pulley, using tool
[5].
B1EP1ABDB1EP1ACC
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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: RHY RHZ N° RPO 9128 #
Remove:
Tools [3]and [5].
Screw (7)and the spacer.
Refit: The lower, intermediate and upper covers
(5).
Screw (7), tighten to 1,5 ± 0,1 m.daN.
Screws (3), (4)and (6).
The bracket (13).
Screws (11), tighten to 6,1 ± 0,5 m.daN.
The nut (12), tighten to 4,5 ± 0,5 m.daN.
Fit the bearing shell (10).
Take away the workshop hoist.
Clip the fuel delivery and return pipes. Remove the tool
[7].
Couple:
The fuel delivery pipe
(12).
The fuel return pipe (1).
Coat the screw (8)with loctite FRENETANCH.
Refit the tool [6]and the screw (8)with the washer (22),
Tighten to 7 ± 0,2 m.daNand angular tighten to A = 60° ± 5°
[6].
Reposition and reclip the cooling hose.
Complete the refitting of components in reverse order to removal.
B1EP1A7CB1BP2R4CB1EP1ADC
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INJECTION
SAFETY REQUIREMENTS: HDi DIRECT INJECTION SYSTEM
Engines: HDi ALL TYPES
SAFETY REQUIREMENTS.
Preamble.
All interventions on the injection system must be carried out to conform with the following requirements and regulations:
Competent health authorities.
Accident prevention.
Environmental protection.
WARNING:Repairs must be carried out by specialised personnel informed of the safety requirements and of the precautions to be taken.
Safety requirements.
IMPERATIVE: Take into account the very high pressures in the high pressure fuel circuit (1350 bars), and respect the requirements below: No smoking in proximity to the high pressure circuit when work is being carried out.
Avoid working close to flame or sparks.
Engine running: Do not work on the high pressure fuel circuit.
Always stay clear of the trajectory of any possible jet of fuel, which could cause serious injuries.
Do not place your hand close to any leak in the high pressure fuel circuit.
After the engine has stopped, wait
30 secondsbefore any intervention.
NOTE:This waiting time is necessary in order to allow the high pressure fuel circuit to return to atmospheric pressure.

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INJECTION
SAFETY REQUIREMENTS: HDi DIRECT INJECTION SYSTEM
Engines: HDi ALL TYPES
CLEANLINESS REQUIREMENTS.
Preliminary operations.
IMPERATIVE: The technician should wear clean overalls.
Before working on the injection system, it may be necessary to clean the apertures of the following sensitive components:(refer to corresponding procedures) Fuel filter.
High pressure fuel pump.
High pressure fuel injection common rail. High pressure fuel pipes
Diesel injector carriers.
IMPERATIVE: After dismantling, immediately block the apertures of the sensitive components with plugs, to avoid the entry of impurities.
Work area.
The work area must be clean and free of clutter.
Components being worked on must be protected from dust contamination.

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INJECTION
PROHIBITED OPERATIONS: SIEMENS HDI DIRECT INJECTION SYSTEM
Engines: 8HX 8HW 8HZ
Cleaning.
The use of high pressure cleaners is prohibited.
Do not use compressed air.
Fuel supply circuit.
Required fuel: diesel.
Electric circuit.
Swapping injection ECUs between two vehicles will render it impossible to start either vehicle.
It is forbidden to supply a diesel injector with
12 volts.
High pressure fuel pump.
Do not separate the following components from the high pressure fuel pump (5):
Sealing ring
(a)(no replacement parts).
High pressure outlet connector
(b)(will cause a malfunction).
PS: HDi = High pressure Diesel injection
B1HP1K9C
C2 C3 XSARA