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ENGINESPECIAL FEATURES - CYLINDER HEAD TIGHTENING
Engines all types
B1DP05BC
Cleaning to be carried out just prior to refitting the cylinder head.
WARNING: Clean the contact faces with the approved CITROËN cleaning product.
Do not use abrasives or cutting tools on the contact faces.
The contact faces must not bear any traces of impact or scratching.
Insert a tap in the threads of the holes in the cylinder block receiving the cylinder head bolts.
Brush the threads of the cylinder head bolts..
Oil the threads and under the heads of the bolts, usingMOLYKOTE G RAPID PLUS.
EnginesTightening Cylinder head bolts
(m.daN)(Max. reusable length in mm)
NFUTightening2 ± 0,2
Angular tightening260° ± 5°122 ± 0,3
Pre-tightening1,5 ± 0,2
KFUTightening2,5 ± 0,2 119
Angular tightening200° ± 5°
6FZ - RFNPre-tightening1,5 ± 0,1
147
Tightening5 ± 0,1
RFJAngular slackening360° ± 2° 127,5 ± 0,5
Tightening2 ± 0,75
RFKAngular tightening285° ± 5° 144,5 ± 0,5
NOTE: Tightening of the cylinder head after a repair is prohibited.
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ENGINE
SPECIAL FEATURES - CYLINDER HEAD TIGHTENING
Engines all types
B1DP05BC
Cleaning to be carried out just prior to refitting the cylinder head.
WARNING: Clean the contact faces with the approved CITROËN cleaning product.
Do not use abrasives or cutting tools on the contact faces.
The contact faces must not bear any traces of impact or scratching.
Insert a tap in the threads of the holes in the cylinder block receiving the cylinder head bolts.
Brush the threads of the cylinder head bolts..
Oil the threads and under the heads of the bolts, using MOLYKOTE G RAPID PLUS.
EnginesTightening Cylinder head bolts
(m.daN)(Max. reusable length in mm)
Pre-tightening2 ± 0,2
WJYTightening6 ± 0,6 125,5
Angular tightening180° ± 5°
Pre-tightening2 ± 0,2
RHY - RHZTightening6 ± 0,6 133,3
Angular tightening220° ± 5°
Pre-tightening2 ± 0,2
Tightening6 ± 0,6
RHRSlackening360° 134,5
Pre-tightening2 ± 0,2
Tightening6 ± 0,6
Angular tightening220° ± 5°
NOTE: Tightening of the cylinder head after a repair is prohibited.
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ENGINESPECIAL FEATURES - CYLINDER HEAD TIGHTENING
Engines all types
B1DP1CLC
Cleaning to be carried out just prior to refitting the cylinder head.
WARNING: Clean the contact faces with the approved CITROËN cleaning product.
Do not use abrasives or cutting tools on the contact faces.
The contact faces must not bear any traces of impact or scratching.
Insert a tap in the threads of the holes in the cylinder block receiving the cylinder head bolts.
Brush the threads of the cylinder head bolts. Oil the threads and under the heads of the bolts, using MOLYKOTE G RAPID PLUS.
EnginesTightening Cylinder head bolts
(m.daN)(Max. reusable length in mm)
Pre-tightening2 ± 0,2
KFW - NFV
Angular tightening240° ± 5°175,5
Pre-tightening2 ± 0,2
8HX - 8HZ
Tightening4 ± 0,4 149
8HY
Angular tightening230° ± 5°
Pre-tightening2 ± 0,2
9HY - 9HZ
Tightening4 ± 0,4 147
9HX
Angular tightening260° ± 5°
NOTE: Tightening of the cylinder head after a repair is prohibited.
B1BP10LC
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Page 162 of 462
![Citroen C4 2005 2.G Workshop Manual Downloaded from www.Manualslib.com manuals search engine 156
ENGINE
B1BP2LSC
B1BP2LTC
AUXILIARY EQUIPMENT DRIVE BELT
Engines: KFU - NFU
Tools.
[1]Pliers for removing plastic pegs: 7504 -T
[2]Belt tens Citroen C4 2005 2.G Workshop Manual Downloaded from www.Manualslib.com manuals search engine 156
ENGINE
B1BP2LSC
B1BP2LTC
AUXILIARY EQUIPMENT DRIVE BELT
Engines: KFU - NFU
Tools.
[1]Pliers for removing plastic pegs: 7504 -T
[2]Belt tens](/manual-img/9/4138/w960_4138-161.png)
Downloaded from www.Manualslib.com manuals search engine 156
ENGINE
B1BP2LSC
B1BP2LTC
AUXILIARY EQUIPMENT DRIVE BELT
Engines: KFU - NFU
Tools.
[1]Pliers for removing plastic pegs: 7504 -T
[2]Belt tension measuring instrument (SEEM) : 4122 -T
[3]Compression lever for dynamic tensioner: (-).0194.D
[4] Peg for dynamic tensioner roller of Ø 4 mm : (-) 0194.F
WARNING: (With or without air conditioning)
The auxiliaries drive belt cannot be re-used
with a manual tensioner roller.
The auxiliaries drive belt can be re-usedwith a dynamic tensioner roller.
Removing.
Raise and support the vehicle, front wheels hanging.
Disconnect the battery.
Remove the front RH wheel and the front RH splash-shield, using tool [1].
V
ehicle without air conditioning.Slacken bolts (2), screw (3)and the tensioning screw (1).
Push back the alternator towards the engine.
Remove the auxiliary equipment drive belt.
Refitting.
Refit the new 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: 120 ± 4 SEEM units.
Tighten screw (3), bolts (2).
Remove tool [2].
Complete the refitting.
C4
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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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![Citroen C4 2005 2.G Workshop Manual Downloaded from www.Manualslib.com manuals search engine 264
ENGINECHECKING AND SETTING THE VALVE TIMING
Tools.
[1]Belt tension measuring equipment : 4122-T
[2]Tension lever: (-).0188.J2
[3]Engine fly Citroen C4 2005 2.G Workshop Manual Downloaded from www.Manualslib.com manuals search engine 264
ENGINECHECKING AND SETTING THE VALVE TIMING
Tools.
[1]Belt tension measuring equipment : 4122-T
[2]Tension lever: (-).0188.J2
[3]Engine fly](/manual-img/9/4138/w960_4138-269.png)
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ENGINECHECKING AND SETTING THE VALVE TIMING
Tools.
[1]Belt tension measuring equipment : 4122-T
[2]Tension lever: (-).0188.J2
[3]Engine flywheel peg: (-).0188.Y
[4] Belt clamp: (-).0188.AD
[5]Camshaft pulley peg: (-).0188.M
[6] Engine flywheel lock: (-).0188.F
[7] Set of blocking plugs: (-).0188.T
[8] Pulley extractor: (-).0188.P
[9] 2 mm Øpeg: (-).0188.Q2Removing.
IMPERATIVE: Respect the safety and cleanliness requirements
that are specific to high pressure diesel injection (HDi) engines.
Undo the front RH wheel bolts.
Raise and support the vehicle on the front RH side.
Disconnect the battery negative terminal.
Remove:
- The under-engine sound-deadening.
- The front RH wheel.
- The front RH splash-shield.
- The engine cover.
Unclip and move aside the cooling hose.
Remove the accessories drive belt
(see corresponding operation).
XSARA - XSARA PICASSO
Engines: RHY - RHZ
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ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engine: RHR
Tools.
[1]Kit of plugs: (-).0188.T
[2]Double flywheel setting peg: (-).0188.X
[3]Camshaft setting peg: (-).0188.M
[4]Belt clamp: (-).0188.AD
[5]Pinion centrer: (-).0188.AH
[6]Flywheel lock: (-).0188.F
[7]Pulley(-).0188.P
IMPERATIVE: Respect the safety and cleanliness requirements specific to High pressure Diesel injection (HDi) engine versions.
Removing.
Slacken the front RH wheel bolts.
Raise and support the front RH side of the vehicle.
Disconnect the negative terminal of the battery.
Remove:
- The under-engine sound-deadening.
- The front RH wheel.
- The front RH splash-shield.
- The engine cover.
Remove the auxiliaries drive belt
(see corresponding operation).
C4
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Page 366 of 462
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CLUTCH
GEARBOX
TRANSMISSION
DRIVESHAFTS - GEARBOX
Tightening torques (m.daN)Gearbox oil seal mandrels
Vehicles GearboxDriveshaft Driveshaft
Engines
bearing nutRH side LH side Toolkit
C4
MA/5ET3J4 TU5JP4
XSARA TU3JP TU5JP4
C4EW10/DV6 7114-T.W 7114-T.X 7116-T
BE4/5All types
XSARA EW7/10J4B DW8
XSARA PICASSO DV6/DW10
C4ML6 DW10BTED4 9017-T.C 5701-T.A 9017-T
TU5JP4 EW10A 2 ± 0,2 32,5 ± 2,6
(-) 0338 J1 (-) 0338 H1
XSARATU5JP EW10J4
+ (-) 0338 J3 (-) 0338 H2
DW10ATED
AL4Seal extractor
RH / LH(-). 0338
XSARA PICASSO EW10J4 (-) 0338 C
(-) 0338 J1 (-) 0338 H1
+ (-) 0338 J3 (-) 0338 H2
Tightening torque (m.daN) for wheel bolts.
C4 = 9 ± 1 XSARA = 8,5 ± 0,8 XSARA PICASSO = 10 ± 1
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