back Citroen C3 PLURIEL 2004 1.G Workshop Manual

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Operation to reconnect the battery after a vehicle repair
WARNING
If the battery has been disconnected, after reconnecting it is ESSENTIALto wait 1 minutebefore switching on the ignition,
otherwise the engine ECU will lock up.
If the ECU has locked up :
Switch off the ignition.
Wait
1 minute.
Switch the ignition back on, the ECU is unlocked.

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ENGINE
B1BP2LSCB1BP2LTC
AUXILIARY EQUIPMENT DRIVE BELT
Engines: HFX KFV NFU
Tools.
[1]
Pliers for removing plastic pegs: 7504 –T
[2] Belt tension measuring instrument: 4122T
V
ehicle without air conditioning.
Refit.
Refit the belt.
Respect the following sequence:
Crankshaft pinion.
Alternator pulley.Place tool
[2]on the belt.
Tighten screw (1)to achieve a tension of:55 ± 3 SEEM units.Tighten:
Screw (3).
Screw (2).
Remove tool [2]and complete the refitting.
Remove.
Slacken:
Screw
(2). Screw (3). Tensioning screw (1).
Push the alternator back towards the engine.
Remove the belt.
C2 C3 C3 PLURIEL

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ENGINE
AUXILIARY EQUIPMENT DRIVE BELT
Engine: KFU
B1BP2LTC
Tools.
[1]Plyers for removing plastic pegs: 7504 –T
[2]Belt tension measuring instrument (SEEM): 4122 –T
Removing.
Raise and support the vehicle, front wheels hanging.
Disconnect the battery.
Remove the front RH wheel and the front RH splashshield, using tool
[1].
Vehicle without air conditioning.Removing.Slacken the tension, screw(2), screw (3)and screw(1).
Push back the alternator towards the engine.
Remove the auxiliary equipment drive belt.
Refitting.Refit the auxiliary equipment drive belt.
Respect the following sequence :
Crankshaft pinion, alternator pulley.
Position tool
[2]on the belt. Tighten the screw (1)to tension the belt to 55 ±3 SEEM units. Tighten screw (3), screw (2).
Remove tool [2]. Complete the refitting in the opposite order to removal.
B1BP2LSC
C3

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ENGINE
XSARA
AUXILIARY EQUIPMENT DRIVE BELT 2002
Powerassisted steering with air conditioning.
Tools.
[1]
Dynamic tensioner peg: () 0188 H
[2]Belt tension measuring instrument: 4122T
Removal.
Peg the dynamic tensioner (1)at "a", using tool [1].
Loosen the screw (2)of the roller (3).
Turn the roller (3)backwards.
Remove the belt.
NOTE:If it can not be pegged at "a":
Loosen the screw (2)of the roller (3).
Using a 7 mmsquare drive, turn the roller (3)at "b".
Peg the tensioner (1)at "a", using tool [1].
NOTE:If the belt is broken:
Support the engine using a jack (insert a wooden block between the housing and the jack).
Remove the right engine support. Using a square drive at
(b)turn the tool (3)in the direction of the arrow "a", so that it can be
pegged at "a"using the tool [1].
B1BP1SKC
Engine: WJY

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engine: NFU
B1EP18SD
Timing belt overtensioned.
A:Engine:HFX – KFV.
B:Engine:NFU.
Turn the tensioner roller
(7)with the aid of a hexagonal spanner at «a».
Bring the index
«c»to position «f», to tension the belt to the maximum of the
interval indicated.Hold the tensioner roller
(7), using tool [4].
Tighten the fixing nut of the tensioner roller, tightening to
1 ± 0,1 m.daN.
Turn the crankshaft by
4 rotations(normal direction of rotation).
IMPERATIVE: Never make the crankshaft rotate backwards.
Make sure that the timing is correctly set by refitting the tools [1], [2]and [3].
Remove the tools
[1], [2]and [3].
C2 C3 C3 PLURIEL

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CHECKING AND SETTING THE VALVE TIMING
Engines: KFW NFV
Refitting the timing belt.
NOTE:
Check that the pegs [1]and [2]are in place.
WARNING: Respect the direction of fitting of the belt: The arrows "a" indicate the direction of rotation of
the crankshaft.
Position:
The timing belt, belt "b"welltensioned, in the following order:
Crankshaft pinion, camshaft pulley, coolant pump pulley, tensioner roller.
Tool
[5](respect the direction of fitting relative to the valve timing).
Put the tensioner roller in contact with the belt.
Tighten the nut
(2).
Pretensioning the belt.
Place tool [4]on the tensioned part "b"of the belt.
Slacken the screw (2).
Turn the roller (3)in the anticlockwise direction using the drive square, to obtain a value of:44 SEEM units. Tighten the nut (2)to 2 m.daN. Remove tools [1], [2]and [4].
Rotate the crankshaft 4 turnsin the normal direction of rotation.
IMPERATIVE:Never turn the crankshaft backwards.
B1EP06ACB1EP069C
XSARA XSARA PICASSO
ENGINE

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engine: NFU
Setting the valve timing.
Loosen the screw (2), remove the belt.
Loosen the six pulley screws (1)on the hubs(there should be a slight amount of friction between the screws and the pinions).
Check that the rollers (2)and (3)rotate freely.
NOTE:The belt bears three identification marks * (a), (b)and (c), facing its own teeth (1), (52) and (72)respectively.
*
(Identification marks = white paint lines on the back of the belt facing the corresponding teeth).
Refit the belt.
Line up mark (A)on the belt with groove (D)of the pinion (4).
Hold the belt against the pinion (4).
B1EP11ECB1EP11DC
XSARA

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engine: NFU
Setting the valve timing.
Remove the tools [1], [2], [3] and [4].
Rotate the engine by 4 turnsin the normal direction (do not turn backwards). Peg the flywheel [2].
Loosen the six screws (5), while ensuring there is still a slight amount of friction with the pulley.
Peg the camshaft hubs using pegs [3]and [4].
WARNING: In certain cases, it may be necessary to slightly turn the camshaft using the hub fixing screw.
Fit the tool [1].
Loosen the tensioner roller screw (2).
Rotate the roller (2)(using tool [5])in an anticlockwise direction to obtain:37 SEEM units.
Tighten the tensioner roller screw (2)to 2 m.daN.
Tighten the six pulley screws (1)to 1m.daN.
Remove the tools.
XSARA

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165
CHECKING AND SETTING THE VALVE TIMING
Engine: KFU
Tools.
[1]
Flywheel peg :4507T
[2]Camshaft peg: 4533TA.C1
[3]Crankshaft setting peg: ().0194.A
Checks.
Raise and support the vehicle, front wheels hanging.
Disconnect the battery.Remove:
The oil filter. The engine cover.
The upper timing cover
(1).
The sparking plugs, to ease rotation of the engine.
Rotate the engine by means of the crankshaft screw
(never turn the engine backwards).
B1BP2ZJD
C3

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engine: KFU
B1EP1DUC
Overtensioning the belt.Position «a»Tensioner roller in slackened position.
Position «b»Tensioner roller in normal position.
Position «c» Tensioner roller in overtensioned position.
Turn the tensioner roller (8)using an allen spanner at «e».
Position the index «d»in position «c», tension the belt to the maximum indicated.
Tighten the fixing nut of the tensioner roller to 2,1 ± 0,2 m.daN.
Rotate the crankshaft by 4 turns(normal direction of rotation).IMPERATIVE: Never turn the crankshaft backwards.Make sure the timing setting is correct by refitting the pegs [1], [3]and [4].
Remove the pegs [1], [3]and [4].
Adjusting the tension of the belt.Slacken the nut, holding the position of the tensioner roller, by means of an allen spanner at
«e».
Then bring the index «d»to its adjustment position «b».WARNING:The index «d»should not go past the notch «b».If it should do so, repeat the operation to
tension the timing belt.Maintain the tensioner roller
(8)in this position, using the allen spanner.
Tighten the fixing nut of the tensioner roller to 2,1 ± 0,2 m.daN.IMPERATIVE:The tensioner roller should not turn during the tightening of its fixing.If it should do
so, repeat the operation to tension the timing belt.
Refitting.
Complete the refitting in the opposite order to removal.
B1EP1DTC
C3