ESP Citroen C4 2005 2.G User Guide

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SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder block
14 Crankshaft bearing cap sealing screw (*) 0,8 ± 0,1
15 Knock sensor 2 ± 0,4
16 Coolant pump stud screw 1,6 ± 0,2
17 Coolant pump cover screw 0,6 ± 0,1
18 Screw of coolant pump body on cylinder block 6,5 ± 0,6
19 Cooling circuit plug 3 ± 0,5
20 Oil circuit plugs 3 ± 0,5
21 Flywheel screw (*) 6,7 ± 0,6
22 Con rod cap fixing nut 3,7 ± 0,4
23 Accessories drive belt pulley screw 0,8 ± 0,2
Crankshaft pinion screw
24Tightening4 ± 0,4
Angular tightening45°±4°
Crankshaft bearing cap cover screw (*)
25Tightening2
Angular tightening44°±4°
Engine: KFU
B1DP1KVP
(*) = IMPERATIVE: Respect the tightening sequence (see following page).
C4
ENGINE
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Engine: KFU
B1CP0GYCB1DP05BC
IMPERATIVE: Respect the tightening sequence.
Cylinder block
(14) Crankshaft bearing cap sealing screw
(25) Crankshaft bearing cap cover screw(21) Flywheel screw
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Timing
34 Inlet camshaft dephaser plug (VVT) 3,2 ± 0,2
Inlet camshaft dephaser screw (VVT)
35Pre-tightening2 ± 0,2
Tightening6 ± 0,6
36 Guide roller screw 2,1 ± 0,2
37 Exhaust camshaft pulley screw 4,5 ± 0,4
38 Tensioner roller screw 2,1 ± 0,2
Engine: KFU
B1EP1GPD
C4
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder head1 Inlet air pressure sensor 0,8 ± 0,12 Motorised butterfly housing fixing screws 0,7 ± 0,13 Inlet manifold nuts 0,8 ± 0,24 Valve cover screws (*) 0,9 ± 0,15 Coolant outlet housing screw 0,8 ± 0,26 Thermostat fixing screw 0,8 ± 0,27 Oxygen sensor 4,7 ± 0,7
Catalytic converter fixing nuts (*)
8Pre-tightening1,8 ± 0,3
Tightening4 ± 0,4
Check the tightening4 ± 0,49 Exhaust manifold nuts 2,3 ± 0,510 Exhaust manifold fixing stud 0,8 ± 0,111 Lubrication plug 1,5 ± 0,2
Cylinder head bolts (*)
12Tightening2 ± 0,2
Angular tightening260° ± 5°13 Camshaft bearing cap screws (*) 0,9 ± 0,114 Inlet manifold fixing stud 0,8 ± 0,115 Engine coolant temperature sensor (CMM) 1,7 ± 0,116 Engine coolant temperature sensor (instrument panel) 1,7 ± 0,1
17 Sparking plugs 3 ± 0,1
Engine: NFU
B1BP362P
(*) = IMPERATIVE: Respect the tightening sequence (see following page).
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder block
18 Coolant pump screw 2 ± 0,1
19 Oil plug 2,5 ± 0,5
20 Con rod cap bolt 3,8 ± 0,2
21 Seal plate screw, flywheel end 1 ± 0,1
22 Flywheel screw (*) 7 ± 0,7
23 Seal plate screw, timing end 1 ± 0,1
24 Coolant inlet manifold screw 0,8 ± 0,1
25 Crankshaft pinion screw
Tightening4 ± 0,2
Angular tightening45°±3°
26 Crankshaft bearing cap screw
Tightening2 ± 0,1
Angular tightening49°±2°
27 Accessories drive belt pulley screw 2,5 ± 0,6
28 Knock sensor 2 ± 0,5
Engine: NFU
B1DP1KUP
(*) = IMPERATIVE: Respect the tightening sequence (see following page).
C4
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Engine: NFU
B1CP0GCCB1JP063C
Sequence of tightening the nuts (8)(Catalytic converter)(22) Sequence of tightening the flywheel screws
IMPERATIVE: Respect the tightening sequence.
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Lubrication
29 Strainer fixing 0,8 ± 0,2
30 Oil gauge screw 0,8 ± 0,1
31 Piston skirt spray jet 1,5 ± 0,2
32 Drain plug 3 ± 0,5
33 Oil sump screw 0,8 ± 0,1
34 Oil pressure switch 2 ± 0,2
35 Oil circuit plugs 2,5 ± 0,5
36 Oil filter support screw 0,8 ± 0,2
37 Oil level sensor 0,8 ± 0,2
38 Oil pump screw 0,9 ± 0,1
Engine: NFU
B1BP363P
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Accessories
42 Alternator support fixing screw 2,5 ± 0,6
43 Alternator power circuit fixing nut 1,4 ± 0,2
44 Alternator fixing screw 4 ± 0,4
45 Aircon compressor fixing screw 2,5 ± 0,2
46 Tensioner roller support fixing screw 2,5 ± 0,6
47 Bottom screw fixing tensioner roller support 5,7 ± 1
48 Top screw fixing tensioner roller support 2,5 ± 0,6
Engine: NFU
B1BP364P
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder head
Valve cover screws (*)
1Pre-tightening0,5
Tightening1,1 ± 0,1
2 Oxygen sensor 4,7 ± 0,5
3 Exhaust manifold nuts 3,5 ± 0,3
4 Coolant outlet housing fixing nuts 1 ± 0,1
5 Coolant outlet housing bolts 0,3
6 Motorised butterfly housing fixing screws 0,8 ± 0,1
7 Inlet manifold fixings 2,2 ± 0,4
8 Inlet manifold fixing studs 0,8 ± 0,2
Cylinder head bolts (*)
Pre-tightening 11,5 ± 0,1
Pre-tightening 25 ± 0,5
9Angular slacken360°
Tightening2 ± 0,2
Angular tightening285° ± 5°
10 Sparking plugs 2,7 ± 0,2
Engine: RFJ
B1BP35MP
(*) = IMPERATIVE: Respect the tightening sequence(see following page).
C4
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder head
11 Camshaft bearing cap screws (*)
Pre-tightening0,5
Tightening1 ± 0,1
12 Exhaust manifold fixing stud 0,8 ± 0,2
13 Coolant outlet housing fixing stud 0,8 ± 0,2
14 Engine coolant temperature sensor 1,7 ± 0,1
15 Inner timing cover screw 0,8 ± 0,1
16 Electrovalve fixing screw (VVT) 0,9 ± 0,1
Engine: RFJ
B1BP35MP
(*) = IMPERATIVE: Respect the tightening sequence(see following page).
C4
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