exchange Citroen C3 2004 1.G Workshop Manual

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engine8HX
Lubrication circuit
Oil pump assembly
Pretightening
0,5 ± 0,1
Tightening0,9 ± 0,1
Coolant/oil heat exchanger1 ± 0,1
Diesel injection circuit
Sphericalbase screws for diesel injection fixing fork2,5 ± 0,2
Fuel high pressure common injection rail on engine block2,2 ± 0,2
Unions on fuel high pressure common injection rail2,5 ± 0,2
Diesel injection pump on support2,2 ± 0,2
Union on diesel injection2,5 ±0,2
Diesel injection pump pulley5 ± 0,5
Union on diesel high pressure pump2,5 ± 0,2
Cooling circuit
Coolant pump
Pretightening
0,3 ±0,1
Tightening0,9 ± 0,1
Coolant outlet housing
Pretightening
0,3 ±0,1
Tightening0,7 ± 0,1
C2

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines 8HX 8HW 8HZ
Cylinder head
Camshaft bearing covers
Pretightening0,5 ±
Tightening1 ±
Fixings of camshaft subassemblies on cylinder head
Pretightening0,5
Tightening1
Exhaust manifold2,5 ± 0,2
Valve cover2,5 ± 0,2
Camshaft pulley4,3 ±0,4
Flywheel
Flywheel
Pretightening1,7 1,7
Tightening70°±5° 75° ± 5°
Clutch mechanism 2 ± 0,2
Lubrication circuit
Oil pump assembly
Pretightening0,5 ± 0,06
Tightening0,9 ± 0,1
Coolant/oil heat exchanger1 ± 0,1
C3 C3 PLURIEL XSARA

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines8HV 8HY
Flywheel Clutch
Flywheel 1,7 ± 0,2
Clutch mechanism 2 ± 0,2
Lubrication circuit
Oil pump assembly0,9 ± 0,1
Oil/coolant heat exchanger 1 ± 0,1
Turbocharger lubrication pipe2,2 ± 0,2
Injection circuit
Injector fixing flange nut
Tightening0,4 ±0,1
Angular tightening65° ± 5°
Fuel high pressure pump
Union on diesel injector
Fuel high pressure pump pinion 5 ± 0,5
Union on fuel high pressure pump2,3 ± 0,2
Cooling circuit
Coolant pump1 ± 0,2±
C3

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ENGINESPECIAL FEATURES TIGHTENING TORQUES (m.daN )
Engines9HZ 9HY
Lubrication circuit
Oil pump assembly
Pretightening0,5 ± 0,1
Tightening0,9 ± 0,1
Oil/coolant heat exchanger 1 ± 0,2
Turbocharger lubrication pipe3 ± 0,5
Diesel injection circuit
Injector fixing flange nut
Pretightening4 ± 0,1
Angular tightening65° ± 5°
Fuel high pressure common injection rail on engine block 2,2 ± 0,2Union on fuel high pressure common injection rail
Pretightening1,7 ±0,2
Tightening2,2 ±0,2
Diesel injection pump on support2,2 ± 0,2
Union on diesel injector
Pretightening2 ± 0,5
Tightening2,5 ±0,3
XSARA PICASSO

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ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 8HY 8HV
B1BP2N0C
Tools.
[1]
Engine flywheel peg Ø 12 mm : ().0194C
[2]
Camshaft pulley peg Ø 8 mm : ().0194B
[3]
Crankshaft pulley peg Ø 5 mm : ().0194A
Preliminar
y operations.
Remove:
The front RH wheel.
The front RH splashshield.
The accessories belt
(see corresponding operation).
Uncouple:
The supply unions
(1).
The air/air heat exchanger inlet/outlet pipes
(3).
The exhaust line
(at the flexible pipe).
Disconnect the connector
(2).
Support the engine by means of a roller jack equipped with a chock.
Remove the engine supports
(4) and(5).
C3

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ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engines: 8HY 8HV
B1BP2N0C
Checks (continued).
Refit:
The engine support (7), tighten to 1,5 ± 0,4 m.daN.
The engine support
(4), tighten to 6,1 ± 0,6 m.daN.
The engine support
(5), tighten to 6 ± 0,6 m.daN.
The electrical harness
(6).
Couple:
The exhaust line, tighten the collar to : 2,5 ± 0,3 m daN.
The fuel supply unions
(1).
The air/air heat exchanger inlet/outlet pipes
(3).
Connect the connector
(2).
Refit:
The accessories belt (see corresponding operation).
The front RH splashshield
(see corresponding operation).
The front RH road wheel, tighten to
9 ±1 m.daN.
Reconnect the battery.
C3

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201
CHECKING AND SETTING THE VALVE TIMING
Engines: 9HZ 9HY
B1BP304D
Tools.
[1]
Flywheel setting peg: ().0194.C
[2]
Camshaft setting peg:().0194.B
[3]
Crankshaft setting peg: ().0194.A
Checking and setting the timing.
Removing.
Raise and support the vehicle, wheels hanging.
Disconnect the positive and negative terminals of the battery.
Remove: The front RH wheel.
The front RH splashshield.
The accessories drive belt
(see corresponding operation).
Uncouple: The fuel supply unions
(1).
The air/air heat exchanger inlet and outlet pipes
(3).
The exhaust line
(at the flexible pipe).
Disconnect the connecter at
«a».
Remove and move aside the power steering fluid reservoir
(6).
Uncouple, plug and move aside the tube
(2).
Support the engine with a roller jack equipped with a block.
Remove the engine supports
(4)and (5).
XSARA PICASSO

Downloaded from www.Manualslib.com manuals search engine 204
ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 9HZ 9HY
Refitting.
Refit tool [1]at «b».
Remove the screw (10).
Refit:
The upper timing cover
(12).
The lower timing cover (11).
The accessories drive pulley (9).
The screw (10).
Tightening torqueScrew (10)Pretighten to:3 ± 0,3 m.daN.
Angular tighten:180°±5°.
Remove tool [1].
Refit:
The engine support
(8), tighten to 5,5 ± 0,4 m.daN.
The engine support (4), tighten to 6,1 ±0,6 m.daN.
The engine support (5), tighten to 2,5 ±0,2 m.daN.
The electrical harness (7).
The power steering fluid reservoir (6).
XSARA PICASSO
Couple:
The tube (2).
The exhaust line, tighten the clip to 2,5 ± 0,3 m.daN.
The fuel unions (1).
The air/air heat exchanger inlet and outlet pipes (3).
Connect the connector at «a».
Refit:
The accessories drive belt
(see corresponding operation).
The front RH splashshield
(see corresponding operation).
The front RH wheel, tighten to 9 ±1 m.daN.
Reconnect the positive and negative terminals of the battery.
IMPERATIVE:Perform the operations that are necessary following a
reconnection of the battery (see corresponding operation).

Downloaded from www.Manualslib.com manuals search engine 205
ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engines: 9HZ 9HY
B1BP304D
Tools.
[1]
Flywheel setting peg: ().0194.C
[2]
Camshaft setting peg:().0194.B
[3]
Crankshaft setting peg: ().0194.A
Checking and setting the timing.
Removing.
Raise and support the vehicle, wheels hanging.
Disconnect the positive and negative terminals of the battery.
Remove: The front RH wheel.
The front RH splashshield.
The accessories drive belt
(see corresponding operation).
Uncouple:
The fuel supply unions
(1).
The air/air heat exchanger inlet and outlet pipes
(3).
The exhaust line
(at the flexible pipe).
Disconnect the connecter at
«a».
Remove and move aside the power steering fluid reservoir
(6).
Uncouple, plug and move aside the tube
(2).
Support the engine with a roller jack equipped with a block.Remove the engine supports
(4)and (5).
XSARA PICASSO

Downloaded from www.Manualslib.com manuals search engine 210
ENGINECHECKING AND SETTING THE VALVE TIMING
Engines: 9HZ 9HY
Refitting (continued).
Refit tool [1]at «b».
Remove the screw (10).
Refit:
The upper timing cover
(12).
The lower timing cover (11).
The accessories drive pulley (9).
The screw (10).
Tightening torqueScrew (10)Pretighten to:3 ± 0,3 m.daN.
Angular tighten:180°±5°.
Remove tool [1].
Refit:
The engine support
(8), tighten to5,5 ± 0,4 m.daN.
The engine support (4), tighten to 6,1 ±0,6 m.daN.
The engine support (5), tighten to 2,5 ±0,2 m.daN.
The electrical harness (7).
The power steering fluid reservoir (6).
XSARA PICASSO
Disengage the jack from under the engine.
Couple:
The tube
(2).
The exhaust line, tighten the clip to 2,5 ± 0,3 m.daN.
The fuel unions (1).
The air/air heat exchanger inlet and outlet pipes (3).
Connect the connector at «a».
Refit:
The accessories drive belt
(see corresponding operation).
The front RH splashshield (see corresponding operation).
The front RH wheel, tighten to 9 ± 1 m.daN.
Reconnect the positive and negative terminals of the battery.
IMPERATIVE: Perform the operations that are necessary following a
reconnection of the battery (see corresponding operation).