valve Citroen C4 2005 2.G Owner's Manual

Downloaded from www.Manualslib.com manuals search engine 139
ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder head
5 Camshaft bearing cap cover screws (*) 1 ± 0,1
6 Coolant outlet housing fixing 2 ± 0,2
Camshaft bearing cap cover studs (*)
7Pre-tightening (the 26 screws Ø 6)0,5
Tightening (the 26 screws Ø 6)1 ± 0,1
8 Inlet valve cover screws (*) (19 screws) 0,9 ± 0,1
Engine: RHR
B1DP1LCP
C4
Angl.-t2-page135-239-2005 9/01/06 10:13 Page 139

Downloaded from www.Manualslib.com manuals search engine 140
ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Engine: RHR
B1DP1LED
(*) Bolts (5) and (7) Sequence of tightening(*) Bolts (8) Sequence of tightening
Cylinder head
(5) Camshaft bearing cap cover screws
(7) Camshaft bearing cap cover studs(8) Inlet valve cover screws
B1BP38ZD
C4
Angl.-t2-page135-239-2005 9/01/06 10:13 Page 140

Downloaded from www.Manualslib.com manuals search engine 181
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+
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 181

Downloaded from www.Manualslib.com manuals search engine 182
ENGINECHECKING AND SETTING THE VALVE TIMING
DV
TD
410
B BTED4
Engine type
C4
XSARA
XSARA PICASSO
See pages:
8HX 8HZ 9HY 9HZ 9HY 9HZ 9HX WJY RHY RHZ RHR
XX X X
XX XXX
XX X
232 to 239 240 to 248 249 to 258 240 to 248 259 to 263 264 to 270271 to 278 DW
6
TD 8ATED4TED4ATED
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 182

Downloaded from www.Manualslib.com manuals search engine 185
ENGINE
Tools.
[1]Flywheel peg: 4507-T.A
[2] Camshaft pulley peg: 4507-T.B Toolkit 4507-T
[3]Square: 4507-T.J
[4] Belt tension measuring instrument: 4122-T
[5] Valve rocker thrust plate: 4533-T.Z
Checking the timing.
Peg the flywheel, using tool [1].
Peg the camshaft pulley, using tool [2].
Setting the timing.
NOTE:Remove the sparking plugs, to ease rotation of the crankshaft.
Rotate the engine by means of the crankshaft screw (1).
Peg the camshaft pinion.
Peg the flywheel
Slacken the nut (2).
Fullt detension the belt by acting on the tensioner roller.
Remove the belt.
IMPERATIVE: Check that the tensioner roller turns freely
(no tight spot).
CHECKING AND SETTING THE VALVE TIMING
Engines: KFW - NFV
B1EP067CB1EP066CB1EP068C
XSARA - XSARA PICASSO
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 185

Downloaded from www.Manualslib.com manuals search engine 186
ENGINECHECKING 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"well-tensioned 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).
Pre-tensioning the belt.
Place tool [4] on the tensioned part "b"of the belt.
Slacken the screw (2).
Turn the roller (3)in the anti-clockwise direction using the drive square, to obtain a value of: 44 SEEMunits.
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.
B1EP06AC
B1EP069C
XSARA - XSARA PICASSO
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 186

Downloaded from www.Manualslib.com manuals search engine 187
ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engines: KFW - NFV
Pre-tensioning the timing belt (continued).
Make sure of the timing setting by refitting the pegs [1]and [2].
Remove the valve cover.
Position the tool [5]
(respect the direction of fitting relative to the valve timing).
Adjusting the belt tension.
Place tool [4]on the tensioned part of the belt.
Slacken the nut (2).
Detension the belt, but too much.
Tension the timing belt to obtain a value of: 31 ± 2 SEEMunits.
Tighten the nut (2)to 2 m.daN.
Remove tools [1], [2], [4] and [5].
Checking the belt tension.
Rotate the crankshaft 2 turnsin the normal direction of rotation.
Check that it is still possible to peg the following components.
Flywheel.
Camshaft.
IMPERATIVE: Repeat the belt tensioning operation if the pegging is not possible.
XSARA - XSARA PICASSO
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 187

Downloaded from www.Manualslib.com manuals search engine 188
ENGINECHECKING THE VALVE TIMING
Engine: KFU
Tools.
[1] Flywheel setting peg: 4507-TA. Toolkit 4507-T
[2] Camshaft setting peg: 4533-TA.C1
[3] Camshaft setting peg: (-).0194.A
IMPERATIVE: Respect the safety and cleanliness requirements.
Checking.
Deconnect the battery.
Remove:
- The engine cover.
- The upper timing cover (1).
- The oil filter (2).
Remove the sparking plugs to facilitate rotation of the engine.
Turn the engine by means of the crankshaft screw.
IMPERATIVE: Never turn the engine backwards.
Suspend the engine.
Remove:
- The screws (3), the upper RH engine support (4)and the screws (5).
B1BP37JC
B1BP37KC
C4
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 188

Downloaded from www.Manualslib.com manuals search engine 189
ENGINE
CHECKING THE VALVE TIMING
Engine: KFU
Checking (continued).
Position the tools [3]and [2].
Peg the flywheel, using tool [1].
NOTE:If the setting is not correct, recommence the operation.
Remove the tools.
Complete the refitting.
B1BP2ZMC
B1BP2MBC
C4
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 189

Downloaded from www.Manualslib.com manuals search engine 190
ENGINECHECKING AND SETTING THE VALVE TIMING
Engine: KFU
Tools.
[1]Flywheel setting peg: 4507-T.A
[2]Camshaft setting peg: 4533-T.AC1
[3] Camshaft setting peg: (-).0194.A
[4] Belt retaining pin: 4533-TA.D
IMPERATIVE: Respect the safety and cleanliness requirements.
Setting the timing.
Raise and support the vehicle, wheels hanging.
Disconnect the battery.
Remove the engine cover.
Raise and support the vehicle, wheels hanging.
Remove:
- The accessories drive belt (3)
(see corresponding operation).
- The crankshaft pulley, the engine cover.
- The upper timing cover (1).
- The oil filter (2).
Remove the sparking plugs to facilitate rotation of the engine.
Suspend the engine.
Remove the screws (4), the upper RH engine support (5)and the screws (6).
B1BP37QD
B1BP37RC
C4
Angl.-t2-page135-239-2005 9/01/06 10:14 Page 190