2005 Citroen C4 Exhaust

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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder head
9 Exhaust manifold 5 ± 0,2
10 Exhaust manifold stud 1 ± 0,2
11 Turbocompressor nuts 2,6 ± 0,6
12 Catalytic converter nuts 2 ± 0,1
Double butterfly housing (according to equipment)
13Pre-tightening0,1
Tightening0,9 ± 0,2
Engines: 9HY - 9HZ
B1BP39XP
C4
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Engines9HZ - 9HY
Cylinder head
Camshaft bearing covers
Pre-tightening0,5 ± 0,1
Tightening1 ± 0,1
Exhaust manifold3 ± 0,3
Camshaft pulley
Pre-tightening2 ± 0,2
Angular tightening50°±5°
Cylinder head
Pre-tightening2 ± 0,2
Tightening4 ± 0,5
Angular tightening260° ± 5°
EGR valve1 ± 0,1
Flywheel - Clutch
Flywheel
Pre-tightening3 ± 0,3
Angular tightening90°±5°
Clutch mechanism2 ± 0,2
XSARA PICASSO
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Crankshaft
Bearing cap fixing screws7 ± 0,7
Con rod nuts
Pre-tightening2 ± 0,2
Angular tightening70°±5°
Accessories drive pulley hub
Pre-tightening4 ± 0,2
Angular tightening55°±5°
Accessories drive pulley1 ± 0,1
Cylinder block
Piston skirt spray jet1 ± 0,1
Sump1,6 ± 0,1
Timing belt guide roller4,3 ± 0,4
Timing belt tensioner roller2,1 ± 0,2
Cylinder head
Camshaft bearing covers2 ± 0,2
Exhaust manifold0,3
Valve cover0,5
Camshaft / hub4,3 ± 0,4
Camshaft pinion / hub2,3 ± 0,2 Engine: WJY
XSARA
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Crankshaft
Bearing cap fixing screws7 ± 0,7
Con rod nuts
Pre-tightening2 ± 0,2
Angular tightening70°±5°
Accessories drive pulley hub
Pre-tightening4 ± 0,2
Angular tightening55°±5°
Accessories drive pulley1 ± 0,1
Cylinder block
Piston spray jet1 ± 0,1
Sump1,6 ± 0,1
Timing belt guide roller4,3 ± 0,4
Timing belt tensioner roller2,1 ± 0,2
Cylinder head
Camshaft bearing covers2 ± 0,2
Exhaust manifold3 ± 0,3
Valve cover0,5
Camshaft / hub4,3 ± 0,4
Camshaft pinion / hub2,3 ± 0,2 Engine: WJY
XSARA
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Crankshaft
Bearing cap fixing screws
Pre-tightening2,5 ± 0,2
Angular tightening60°±5°
Con rod nuts
Pre-tightening2 ± 0,2
Angular tightening70°±5°
Accessories drive pulley hub
Pre-tightening4 ± 0,2
Angular tightening51°±5°
Cylinder block
Piston skirt spray jet1 ± 0,1
Sump1,6 ± 0,1
Timing belt guide roller4,3 ± 0,4
Timing belt tensioner roller2,5 ± 0,2
Cylinder head
Camshaft bearing covers1 ± 0,1
Exhaust manifold2 ± 0,2
Valve cover0,8
Camshaft / hub4,3 ± 0,4
Camshaft pinion / camshaft hub2 ± 0,2 Engines: RHY - RHZ
XSARA
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder head
Exhaust manifold
1Pre-tightening1,5
Tightening3 ± 0,3
2 Turbocompressor 2,5 ± 0,2
3 Exhaust clip 2,5 ± 0,5
Cylinder head bolts (*)
Pre-tightening2,2 ± 0,2
4Tightening6 ± 0,5
Slackening1 Turn
Tightening6 ± 0,5
Angular tightening220° ± 5°
Engine: RHR
B1DP1LCPB1DP1LDC
(*) (4) Sequence of tightening
C4
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ENGINE
191
CHECKING AND SETTING THE VALVE TIMING
Engine: KFU
Setting the timing (continued).
Rotate the engine by means of the crankshaft screw
(clockwise), to bring it to the pegging position.
Peg the flywheel, using tool [1].
Position the tools [2]and [3].
Remove the engine support assembly (9), the fixing
screw (8)and the lower cover (7).
Slacken the nut (11).
Fully detension the belt by moving the tensioner
roller (10).
Remove the timing belt.
IMPERATIVE: Check that the tensioner roller
turns freely
(no tight spot).
Refitting.
Position the
(new)timing belt, in the following
sequence:
- The inlet camshaft pulley, the exhaust camshaft
pulley, the guide roller, the crankshaft pulley, position
the tool [4], the coolant pump pulley, the dynamic
tensioner roller.
Remove the tools [1], [2], [3]and [4].
B1BP2MBC
B1BP2ZMC
B1CP0GLD
B1CP0GMD
C4
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ENGINE
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].
B1EP11CC
B1EP11BC
XSARA
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