2005 Citroen C4 ESP

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ENGINE
80
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder block
23 Crankshaft bearing cap sealing screw 1 ± 0,1
Con rod cap bolt (*)
24Pre-tightening1
Tightening2,3 ± 0,1
Angular tightening46°±3°
25 Knock sensor 2 ± 0,5
Accessories drive belt pulley screw
26Tightening4 ± 0,4
Angular tightening53°±5°
Engine: RFN
B1DP1KKP
(*) = IMPERATIVE: Respect the tightening sequence (see following page).
C4
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Engine: RFN
B1GP08WCB1DP05BC
IMPERATIVE: Respect the tightening sequence.
Cylinder head
(22) Crankshaft bearing cap screws
(24) Con rod cap screws(21) Flywheel screws(19) Coolant pump screws
B1CP0GCC
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Lubrication
27 Oil gauge screw 1 ± 0,2
28 Oil level sensor fixing screw 1 ± 0,2
29 Drain plug 3,4 ± 0,3
30 Oil sump screw 0,8 ± 0,1
31 Oil pressure switch 2 ± 0,2
32 Oil strainer fixing nuts 1,1 ± 0,1
33 Oil strainer stud 0,6 ± 0,1
Oil pump screw
34Pre-tightening0,7
Tightening1 ± 0,1
35 Oil filter support screw 0,8 ± 0,2
36 Anti-emulsion plate fixing screw 1,9 ± 0,3
Engine: RFN
B1BP34NP
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Accessories
40 Accessories support fixing stud 0,8 ± 0,1
Accessories support fixings
41Pre-tightening1 ± 0,1
Tightening1,9 ± 0,2
42 Alternator top fixing screw 4,1 ± 0,5
43 Alternator power circuit fixing nut 1,7 ± 0,2
44 Aircon compressor fixing screw 2,3 ± 0,3
45 Alternator bottom fixing screw 4,9 ± 0,5
Screw for fixing the guide roller for the accessories drive belt
46Pre-tightening1,5 ± 0,1
Tightening3,5 ± 0,4
47Screw for fixing the automatic tensioner roller
for the accessories drive belt2 ± 0,2
Engine: RFN
B1BP34PP
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder head
1 Exhaust manifold stud 0,7 ± 0,1
Exhaust manifold nuts
2Tightening on heat shield2,5 ± 0,2
Tightening apart from on heat shield3,5 ± 0,3
3 Oxygen sensor 4,7 ± 0,5
Coolant outlet housing fixing
4Tightening of the nuts1 ± 0,2
Tightening of the screws1 ± 0,1
5 Thermostat fixing screw 0,8 ± 0,1
6 Coolant outlet housing fixing stud 0,3 ± 0,1
7 Engine coolant temperature sensor 1,7 ± 0,1
8 Motorised butterfly housing fixing screws 0,8 ± 0,1
9 Inlet manifold screws 2,2 ± 0,4
10 Inlet manifold fixing nuts 2,2 ± 0,5
11 Inlet manifold stud 0,8 ± 0,1
Engine: RFK
B1BP35QP
(*) = IMPERATIVE: Respect the tightening sequence(see following page).
C4
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder head
Cylinder head bolts (*)
1st pre-tightening1,5 ± 0,1
122nd pre-tightening5 ± 0,5
Angular slackening360°
Tightening2 ± 0,2
Angular tightening285° ± 5°
Valve cover screws (*)
13Pre-tightening0,5
Tightening1,1 ± 0,1
14 Sparking plugs 2,7 ± 0,2
Camshaft bearing cap cover screws (*)
15Pre-tightening0,5
Tightening1,1 ± 0,1
16 Valve for injection of air to the exhaust 0,9 ± 0,2
Engine: RFK
B1BP35QP
(*) = IMPERATIVE: Respect the tightening sequence (see following page).
C4
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Engine: RFK
B1DP03XDB1DP05BC
IMPERATIVE: Respect the tightening sequence.
Cylinder head
(12) Valve cover screws
(13) Cylinder head bolts(15) Camshaft bearing cap screws
C4
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ENGINE
89
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder block
17 Oil circuit plugs 3 ± 0,3
Coolant pump screw (*)
18Pre-tightening0,8
Tightening1,4 ± 1
19 Cooling circuit plug 3 ± 0,7
Flywheel screw (*)
20Pre-tightening0,8 ± 0,1
Tightening2 ± 0,2
Angular tightening23°±5°
Crankshaft bearing cap cover screw (*)
21Pre-tightening1 ± 0,1
Tightening2 ± 0,1
Angular tightening60°±5°
Engine: RFK
B1DP1KTP
(*) = IMPERATIVE: Respect the tightening sequence (see following page).
C4
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