Citroen C4 2005 2.G Workshop Manual

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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder block
Coolant pump
14Pre-tightening0,3 ± 0,1
Tightening0,9 ± 0,1
Con rod screws
15Pre-tightening1 ± 0,1
Angular tightening100° ± 5°
Damping flywheel (according to equipment)
Pre-tightening3 ± 0,3
16Angular tightening90°±5°
Flywheel (according to equipment)
Pre-tightening1,7 ± 0,2
Angular tightening75°±5°
Engines: 9HY - 9HZ
B1DP1LKPB1CP0GKC
(16) Sequence for tightening the flywheel screws
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder block
Bearing cap fixing screws
Pre-tightening1 ± 0,2
17Slackening180°
Tightening3 ± 0,3
Angular tightening140° ± 5°
18 Crankshaft bearing cap cover screws 0,8 ± 0,3
Crankshaft bearing cap cover screws
19Pre-tightening0,6 ± 0,2
Tightening0,8 ± 0,3
Accessories drive pulley
20Pre-tightening3,5 ± 0,4
Angular tightening190° ± 5°
Engines: 9HY - 9HZ
B1DP1LKP
C4
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder block
Crankshaft bearing cap cover.
Tightening method:
Pre-tighten the 10 screws(17)
(from 1 to 10) to1
Pre-tighten the 14 screws (19)
(from 11 to 24) to 0,6
Tighten the2 screws (18)
(inside the flywheel bell housing) to0,8
Slacken the screws (17) by 180°
Tighten the 10screws (17)
(from 1 to 10)to 3
Tighten the screws (17)
(from 1 to 10) by 140°
Tighten the14 screws (19) (from 11 to 24)to 0,8
Engines: 9HY - 9HZ
B1DP1LLD
(17) Bearing cap fixing screws (screws M9)
(18) Crankshaft bearing cap cover screws(screws M6)
(19) Crankshaft bearing cap cover screws (screws M6)
C4
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ENGINE
118
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Lubrication
21
Turbocharger lubrication pipe3 ± 0,5
222,1 ± 0,323 Oil pressure switch 2 ± 0,224 Oil gauge 0,8 ± 0,225 Oil level sensor 2,7 ± 0,526 Piston skirt spray jets 2 ± 0,527 Oil filter cover 2,5 ± 0,528 Oil filter support 1 ± 0,229 Coolant/oil heat exchanger 1 ± 0,130 Drain plug 2,5 ± 0,331 Oil induction strainer 1 ± 0,132 Oil sump 1,2 ± 0,233 Oil pump assembly 0,9 ± 0,1
Engines: 9HY - 9HZ
B1DP1LMD
C4
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Timing
34 Camshaft bearing caps 1 ± 0,1
Camshaft pulleys
35Pre-tightening2 ± 0,2
Angular tightening50°±5°
36 Timing belt guide roller 3,7 ± 0,3
37 Timing belt tensioner roller 2,7 ± 0,2
38 Timing chain tensioner 1 ± 0,1
Engines: 9HY - 9HZ
B1EP1HQD
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Injection circuit
Union on injector
39Pre-tightening2 ± 0,5
Tightening2,5 ± 0,3
Injector fixing flange but
40Pre-tightening0,5 ± 0,5
Angular tightening65°±5°
41 Diesel injection pump on support 2,2 ± 0,3
42 Diesel injection pump pulley 5 ± 0,5
43 Diesel fuel high pressure pump front support 2 ± 0,5
Engines: 9HY - 9HZ
B1HP22SD
C4
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Injection circuit
44 Diesel fuel high pressure pump rear support 2 ± 0,5
Union on diesel fuel high pressure pump
45Pre-tightening2 ± 0,5
Tightening2,5 ± 0,3
46 Fuel high pressure common injection rail on engine block 2,2 ± 0,3
Unions on fuel high pressure common injection rail
47Pre-tightening2 ± 0,5
Tightening2,5 ± 0,3
48 Fuel filter support 0,7 ± 0,1
Engines: 9HY - 9HZ
B1HP22SD
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Accessories
49 Multifunction support 2 ± 0,4
50 Alternator fixing screw 4,9 ± 1,2
51 Alternator power circuit fixing nuts 1,4 ± 0,2
52 Accessories tensioner roller 2,1 ± 0,2
Engines: 9HY - 9HZ
D1AP02NC
Version without particle filter
C4
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123
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Accessories
53 Accessories support 2 ± 0,5
54 Guide roller 4,5 ± 0,5Engines: 9HY - 9HZ
D1AP02PC
Version without air conditioning
D1AP02QD
Accessories
55 Aircon compressor support 2 ± 0,5
56 Aircon compressor screw 2,4 ± 0,5
Version with air conditioning
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Accessories
57 Multifunction support 3,2 ± 0,2Engines: 9HY - 9HZ
D1AP02RC
Version with particle filter
C4
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