2004 Citroen C2 Camshaft

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161
CHECKING AND SETTING THE VALVE TIMING
Engine: NFU
Tools.
[1]
Belt tension measuring instrument: 4122 T.
[2]Flywheel locating peg: 4507 T.A
[3]Camshaft pulley locating peg, exhaust:4533 T.A C2 Tool kit 4507 T
[4]Camshaft pulley locating peg, inlet:4533 T.A C1
[5]Tensioning tool:4707 T.J
Checking the valve timing.
Peg the flywheel using the tool [2].
Peg the exhaust camshaft pulley [3].
Peg the inlet camshaft pulley [4].
Setting the valve timing. Peg the flywheel using the tool [2].
Peg the camshaft pulleys [3] and [4].

B1EP11CCB1EP11BC
XSARA

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163
CHECKING AND SETTING THE VALVE TIMING
Engine: NFU
Setting the valve timing.
Turn the two pulleys (1)clockwise to the end of the slots.
With the belt strip (e)fully tensioned, place the belt over the pulley, first exhaust side, then inlet side, while
ensuring that marks (b)and (c)on the belt are aligned with marks (f)on the pulleys.
Hold the belt in this position, and engage it over the water pump pinion and the tensioner roller.
Fit the tool
[1]on the belt at (e).
Rotate the roller (2) (using tool [5])in an anticlockwise direction, to obtain:63 SEEM units.
Tighten the roller (2)to 2 m.daN.
Tighten the six screws (5)to 1m.daN.
ESSENTIAL: Check that:
The camshaft pulleys (1) are not at the end of the slots (by removing a screw). The markings on the belt are aligned with the markings on the crankshaft and camshaft pulleys.
If not, repeat the setting procedure.
B1EP11GCB1EP11FC
XSARA

Downloaded from www.Manualslib.com manuals search engine 164
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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167
CHECKING AND SETTING THE VALVE TIMING
Engine: KFU
Tools.
[1]
Flywheel setting peg: 4507T
[2]Engine support crossmember:
[3]Crankshaft setting peg: ().0194.A
[4]Camshaft peg: 4533TA.C1
[5]Belt retaining pin: 4533T.AD
Removing.
Raise and support the vehicle, front wheels hanging.
Disconnect the battery.Remove:
The front RH wheel.
The front RH splashshield. The engine cover.
The accessories drive belt
(see corresponding operation).
The crankshaft pulley. The oil filter.
Remove the upper timing cover
(1).
B1BP2ZJD
C3

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169
CHECKING AND SETTING THE VALVE TIMING
Engine: KFU
Remove:
The lower engine support assembly(5)and the fixing screw (4).
Remove the lower timing cover (6).
Slacken the nut (7).
Remove the timing belt.
IMPERATIVE: Check that the tensioner roller turns freely (no tight spot).
Refitting.
Fit the (new)timing belt, in the following sequence:
Inlet camshaft pulley.
Exhaust camshaft pulley. Guide roller.
Crankshaft pulley.
Position the tool
[5].
Coolant pump pulley.
Dynamic tensioner roller.Remove tools
[3],[4]and [5].
B1CP0F2DB1CP0F1D
C3

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171
CHECKING AND SETTING THE VALVE TIMING
Engines: 6FZ RFN 2003 # NEW ASSEMBLY2003 #
(6)Crankshaft pinion
(7)Accessories drive pulley
(8)Washer
(9)Screw
The pinion
(6)is fitted as an idler on the crankshaft.
The accessories drive pulley
(7)is immobilised on the crankshaft by a halfmoon keyway and
by the tightening of washer
(8)and screw (9).
A:Pegging on manual gearbox.
B:Pegging on automatic gearbox.
The pegging of the crankshaft is done on the flywheel, or on the converter drive plate
(automatic gearbox).
The pegging hole on the cylinder block
(exhaust end)is calibrated and reinforced.
IMPERATIVE: Never turn the crankshaft with the accessories drive pulley slackened.
IMPERATIVE: Never remove the accessories drive pulley without pegging the crank
shaft and the camshafts.
IMPERATIVE: Always turn the crankshaft in the direction of engine rotation.
B1EP1B9D
B1BP2V2D
XSARA XSARA PICASSO

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ENGINECHECKING AND SETTING THE VALVE TIMING
NOTE: Checking and setting the timing # 2003: See Mechanic’s Handbook 2003: pages 163 to 173.
Tools.
[1]
Camshaft setting peg: () 0189.A
[2]Crankshaft setting peg: ().0189.R
[3]Timing belt retaining pin :().0189.K
[4]Adaptor for angular tightening: 4069T
[5]Tool for moving and locking the tensioner roller: ().0189.S
[5a] :().0189.S1
[5b] : ().0189 S2
Pliers for removing plastic pins: 7504T
Checking the setting of the timing.
Removing.
Disconnect the battery negative terminal (see corresponding operation).
Raise and support the vehicle, front wheels hanging.
Remove:
The front RH wheel.
The plastic pins
(1).
The splashshield (2).
The upper timing cover.
C4AP12TC
XSARA XSARA PICASSO
Engines: 6FZ RFN 2003 #