ESP Citroen C3 2004 1.G Service Manual

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 6FZ RFN 2003 #
Refitting (continued).
Remove the tools [1]and [2].
Rotate the crankshaft ten times (normal direction of rotation).
IMPERATIVE: No pressure or outside force should be brought to bear on the timing belt.
Peg the inlet camshaft pulley, using tool [1].
Checks.
Tension of the timing belt.
ESSENTIAL:Check the position of the index «a», which should be opposite the slot «g».
If the position of the index «a» is not correct,repeat the operations to tension the timing belt.
Refit the upper timing cover (1).
Clip the fuel delivery hose on the timing cover.
Refit the accessories drive belt
(see corresponding operation).
Lower the vehicle.
Reconnect the battery
(see corresponding operation).
B1EP1BEC
B1EP1BFC
XSARA XSARA PICASSO

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 8HX 8HW 8HZ
B1BP2LXC
Tools.
[1]
Pliers for removing plastic pegs : 7504T
[2]Lever for detensioning the dynamic tensioner roller: ().0194.E
[3]Engine flywheel setting peg: ().0194.C
[4]Camshaft setting peg: ().0194.B
[5]Crankshaft and high pressure pump setting peg: ().0194.A
Preliminar
y operations.Remove:
The front RH wheel.
The front RH splashshield, using tool
[1].
The clips of the electrical harness on the upper timing cover. The accessories belt, using tool
[2](see corresponding operation).
Check ing the setting.
Disconnect the battery negative cable.
Remove the upper timing cover (1).
Rotate the engine using the screw (2)of the crankshaft pulley.
NOTE:The locking hole is located under the crankshaft bearing cap cover.
Undo the screw (2).
Detension the auxiliary drive belt dynamic tensioner roller, using tool [2].
C2 C3 C3 PLURIEL XSARA

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185
CHECKING AND SETTING THE VALVE TIMING
Engines: 8HX 8HW 8HZ
B1EP18EC
Checking the setting (continued).
Remove:
the accessories drive belt.
the accessories drive pulley.
the lower timing cover
(3).IMPERATIVE: The magnetic track should show no signs of damage
and should not be approached by any other source of magnetism.
Reposition the screw (2).
Remove tool [3].
Rotate the engine by means of the crankshaft pinion screw (2)(clock
wise), to bring it to the pegging position.
Position the tool [4].
Peg the crankshaft pinion (1), using tool [5].
Peg the high pressure pump pinion, using tool [5].NOTE:Index «a»of the roller tensioner must be centred within the
area «b».
Check the correct positioning of index «a».
Remove tools [4]and [5].
Rotate the engine ten times.Fit the tools
[4]and [5].
If pegging is not possible, carry out the operation to remove/refit the
timing belt
(see corresponding operation).
B1JP03SCB1EP18DCB1EP18FC
C2 C3 C3 PLURIEL XSARA

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191
CHECKING AND SETTING THE VALVE TIMING
Engines: 8HX 8HW 8HZ
B1EP18LCB1BP2LZC
Setting the timing (continued).
Refit:
The intermediate RH engine support, tighten the screws
(16)to 5,5 ± 0,5 m.daN.
The RH engine support, tighten the screws
(17)to 4,5 ± 0,4 m.daN.
The bottom timing cover
(3).
Immobilise the engine flywheel, using tool
[3].
Remove the screw
(2).
Refit the accessories drive pulley and tighten to:
Pretighten to
: 3 ± 0,3 m.daN.
Angular tighten to
:180° ± 1,8°.
Remove tool
[3].
Refit:
The top cover
(1).
The accessories belt
(see corresponding operation).
The exhaust line
(see corresponding operation).
The front RH splashshield. The front RH wheel.
C2 C3 C3 PLURIEL XSARA

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 8HY 8HV
B1BP2N0C
Tools.
[1]
Engine flywheel peg Ø 12 mm : ().0194C
[2]
Camshaft pulley peg Ø 8 mm : ().0194B
[3]
Crankshaft pulley peg Ø 5 mm : ().0194A
Preliminar
y operations.
Remove:
The front RH wheel.
The front RH splashshield.
The accessories belt
(see corresponding operation).
Uncouple:
The supply unions
(1).
The air/air heat exchanger inlet/outlet pipes
(3).
The exhaust line
(at the flexible pipe).
Disconnect the connector
(2).
Support the engine by means of a roller jack equipped with a chock.
Remove the engine supports
(4) and(5).
C3

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 8HY 8HV
B1EP18YD
Checks (continued).
Refit the screw (8).
Rotate the crankshaft six times
(clockwise).
IMPERATIVE: Never rotate the engine backwards.
Peg:
The camshaft, using tool
[2](oil the pegs).
The fuel high pressure pump pulley (14), using tool [3]at «c».
WARNING:The magnetic track should show no signs of damage and should not be
approached by any source of magnetism.
Peg the crankshaft at
«b», using tool [3].
IMPERATIVE:Should it be impossible to peg the camshaft, check that the
offset between the hole in the camshaft pinion and the pegging hole is not
greater than 1 mm.Otherwise repeat the operation to position the timing belt
(see corresponding
operation)
.
C3

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195
CHECKING AND SETTING THE VALVE TIMING
Engines: 8HY 8HV
B1EP18ZC
Checks (continued).
NOTE:
The index «e»of the dynamic tensioner roller should be centred within the area «d».
Check the correct positioning of the index
«e».
If it is not correct, repeat the operation to tension the timing belt
(see corresponding operation).
Refitting.
Refit the tool [1]at «a».
Remove the screw
(8).
Refit:
The upper timing cover
(11).
The lower timing cover
(10).
The accessories drive pulley
(9).
The screw
(8).
Tightening torque.
Screw (8):
Pretighten to
:3 ±0,3 m.daN.
Angular tightening
:180° ± 5°.
Remove the tool
[1].
C3

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ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engines: 8HY 8HV
B1BP2N0C
Checks (continued).
Refit:
The engine support (7), tighten to 1,5 ± 0,4 m.daN.
The engine support
(4), tighten to 6,1 ± 0,6 m.daN.
The engine support
(5), tighten to 6 ± 0,6 m.daN.
The electrical harness
(6).
Couple:
The exhaust line, tighten the collar to : 2,5 ± 0,3 m daN.
The fuel supply unions
(1).
The air/air heat exchanger inlet/outlet pipes
(3).
Connect the connector
(2).
Refit:
The accessories belt (see corresponding operation).
The front RH splashshield
(see corresponding operation).
The front RH road wheel, tighten to
9 ±1 m.daN.
Reconnect the battery.
C3

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201
CHECKING AND SETTING THE VALVE TIMING
Engines: 9HZ 9HY
B1BP304D
Tools.
[1]
Flywheel setting peg: ().0194.C
[2]
Camshaft setting peg:().0194.B
[3]
Crankshaft setting peg: ().0194.A
Checking and setting the timing.
Removing.
Raise and support the vehicle, wheels hanging.
Disconnect the positive and negative terminals of the battery.
Remove: The front RH wheel.
The front RH splashshield.
The accessories drive belt
(see corresponding operation).
Uncouple: The fuel supply unions
(1).
The air/air heat exchanger inlet and outlet pipes
(3).
The exhaust line
(at the flexible pipe).
Disconnect the connecter at
«a».
Remove and move aside the power steering fluid reservoir
(6).
Uncouple, plug and move aside the tube
(2).
Support the engine with a roller jack equipped with a block.
Remove the engine supports
(4)and (5).
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ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engines: 9HZ 9HY
Refit the screw (10).
Rotate the crankshaft six times (clockwise).
IMPERATIVE: Never turn it backwards.
Peg the camshaft at «c», using tool [2](oil the peg).WARNING:The magnetic track should not show any sign of damage and should not be
approached by any other magnetic source.
Peg the crankshaft at
«d», using tool [3].
ESSENTIAL: Should it not be possible to peg the camshaft, check that the offset bet
ween the camshaft pinion hole and the pegging hole is not more than 1 mm.If it is
more,repeat the operation to position the timing belt
(see corresponding operation).
Note:
The index «e»of the dynamic tensioner roller should be centred in the interval «d»Check the correct positioning of the index «e».
If it is not correct, repeat the operation to tension the timing belt (see corresponding operation).
Remove tools [2]and [3].
B1EP1E4DB1EP1E5C
XSARA PICASSO