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ENGINEAUXILIARY EQUIPMENT DRIVE BELT
Engines: 6FZ - RFN
Without air conditioningWith air conditioning
Tool.
[1] Pliers for removing plastic pegs: 7504-T
Remove the belt.
Detension the belt (3)by turning the screw (2)of the tensioner roller (1)
(anti-clockwise).
The screw (2)
(WARNING: not left hand screw).
Remove the belt (3), while keeping the tensioner roller (1)tight.
Refit the belt.
Refit the belt (3), while keeping the tensioner roller (1)tight.
Release the tensioner roller (1).
B1BP23PCB1BP23QCB1BP23PCB1BP23RC
XSARA - XSARA PICASSO
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ENGINE
AUXILIARY EQUIPMENT DRIVE BELT
Engine: RFN
Without air conditioning
Removing.
Raise and support the vehicle, wheels hanging.
Remove the front RH wheel, the plastic pins and the splash-shield.
Detension the belt (3)by turning the tensioner roller (1)by means of the
screw (2)
(clockwise).
NOTE:Screw (2)has a left hand thread.
Compress the tensioner roller (1).
Remove the auxiliaries drive belt (3).
IMPERATIVE: Check that the rollers (4) and (5) turn freely
(without play
and without tight spots).
Refitting.
Compress the tensioner roller (1).
Fit the auxiliaries drive belt (3).
IMPERATIVE: Make sure that the auxiliaries drive belt is correctly
positioned in the grooves of the various pulleys.
Complete the refitting.
Tightening torques:
- Tensioner roller screw (4) : 2 ± 0,2 m.daN.
- Guide roller screw (5) : 3,5 ± 0,,3 m.daN.
- Wheel bolts: 9 ± 1 m.daN.
B1BP23PCB1BP23QCB1BP23RC
With air conditioning
C4
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Page 187 of 462
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ENGINE
CHECKING AND SETTING THE VALVE TIMING
TU
JP
3
J410
A J4S
Engine type
C4
XSARA
XSARA PICASSO
See pages:
KFW KFU NFV NFU 6FZ RFJ RFN RFK
XX XXX
XX X
XX X
185 to 187 188 to 192 185 to 187 197 to 202 193 to 196 217 to 223 103 to 209 210 to 216 217 to 223 224 to 231EW
5
J4 7 ETTUJP4 J4JP+
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ENGINECHECKING THE VALVE TIMING
Engine: RFN
Tools.
[1]Camshaft setting peg: (-).0189.A
[2]Crankshaft setting peg: (-).0189.R
IMPERATIVE: Respect the safety and cleanliness requirements.
Checking the timing.
Removing.
Disconnect the battery negative terminal.
Raise and support the vehicle, front wheels hanging.
Remove the front RH wheel, the splash-shield and the upper timing cover.
A:Pegging on the manualgearbox.
Turn the engine by means of the crankshaft pinion screw, to bring it to the pegging
position.
Peg the crankshaft, using tool [2].
Unclip the fuel supply hose from the timing cover.
B1BP36QD
C4
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ENGINE
211
CHECKING THE VALVE TIMING
Engine: RFN
Checking the timing (continued).
Suspend the engine, using a workshop hoist.
Remove the engine support (2)and the timing cover (1).
Peg the camshaft pulleys, using tool [1].
NOTE:The pegs [1]should go in without forcing.
WARNING: If the pegs go in only with difficulty, repeat the operation for fitting and tensioning
the timing belt
(see corresponding operation).
Complete the refitting.
B1EP1GTC
B1EP1GUC
C4
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ENGINECHECKING AND SETTING THE VALVE TIMING
Engine: RFN
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: 4069-T
[5]Hub immobilising tool: (-).0189.S
[5a] : (-).0189.S1
[5b] : (-).0189.S2
Pliers for removing plastic pins: 7504-T
IMPERATIVE: Respect the safety and cleanliness requirements.
Checking and setting the timing.
Removing.
Disconnect the negative terminal of the battery
(see corresponding operation).
Raise and support the vehicle, front wheels hanging.
Remove the auxiliaries drive belt
(see corresponding operation).Unclip and move aside the fuel supply hose from the timing cover.
Remove the timing cover (1).
Turn the engine by means of the screw (3)of the crankshaft pinion (2)to bring it to the pegging
position.
B1BP2V4C
C4
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ENGINE
213
CHECKING AND SETTING THE VALVE TIMING
Engine: RFN
Checking and setting the timing (continued).
A:Pegging on the manualgearbox.
B:Pegging on the automatic gearbox.
Peg the crankshaft, using tool [2].
Remove the fixing bracket screw (4).
Move aside the power steering pipes.
Peg the camshaft pulleys (6)and (7), using tool [1].
Remove the screw (3), the crankshaft pulley (2)and
the lower timing cover (5).
IMPERATIVE: Never remove the crankshaft
pulley (2), without pegging the crankshaft and
the camshafts.
Slacken the screw (10)of the tensioner roller (9).
Turn the tensioner roller (9)
(clockwise).
Remove the timing belt (8).
B1BP2V3D
B3EP15JCB1EP1G8D
C4
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ENGINECHECKING AND SETTING THE VALVE TIMING
Engine: RFN
Checking and setting the timing (continued).
Refitting.
Turn the tensioner roller (9), using tool [5a]to go past the notch «b».
Position the tool [5b]to lock the index «a»and remove the tool [5a].
Reposition the timing belt (10)on the crankshaft pinion (1).
Hold the timing belt in place (10)using tool [3].
Put the timing belt (10)in place, in the following sequence:
- Guide roller (12).
- Inlet camshaft pulley (7).
- Exhaust camshaft pulley (6).
- Coolant pump (11).
- Tensioner roller (9).
NOTE: Make sure that the timing belt (10)is as flush as possible with the outer faces of the
various pinions and rollers.
Remove tools [3], [1]and [5b].
Refit the lower timing cover (5), the pulley (2)and the screw (3)of the crankshaft pulley.
Tighten the screw (3)to 4 ± 0,4 m.daN.
Angular tighten 53°±4°, using tool [4].
B1EP1G9D
B1EP1GAC
C4
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