motor Citroen C4 2005 2.G Workshop Manual

Downloaded from www.Manualslib.com manuals search engine PRIVATE CARS
C4-XSARA-XSARA PICASSO
BERLINGO
PRIVATE CARS
CAR 000 000
Volume 22005
AC/QCAV/MTD
Méthodes techniques documentation«The intellectual property rights relating to the technical information contained in this document belong
exclusively to the manufacturer. Reproduction, translation or distribution in whole or in part without prior
written authorisation from the manufacturer is forbidden».«The technical information contained in this document is intended for the exclusive use of the trained person-
nel of the motor vehicle repair trade. In some instances, this information could concern the security and safe-
ty of the vehicle. The information is to be used by the professional vehicle repairers for whom it is intended
and they alone would assume full responsibility to the exclusion of that of the manufacturer».
«The technical information appearing in this brochure is subject to updating as the characteristics of each
model in the range evolve. Motor vehicle repairers are invited to contact the CITROËN network periodically for
further information and to obtain any possible updates».
2005
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ENGINE
SPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder head
1 Inlet air pressure sensor 0,8 ± 0,12 Motorised butterfly housing fixing screws 0,8 ± 0,23 Coolant outlet housing screw 0,8 ± 0,24 Oxygen sensor 4,7 ± 0,7
Catalytic converter fixing nuts (*)
5Pre-tightening2 ± 0,2
Tightening4 ± 0,4
Check the tightening4 ± 0,46 Exhaust manifold nuts 1,8 ± 0,27 Exhaust manifold fixing stud 0,8 ± 0,1
Cylinder head bolts (*)
8Pre-tightening1,5 ± 0,2
Tightening2,5 ± 0,2
Angular tightening200° ± 5°9 Inlet manifold screws 0,8 ± 0,110 Valve cover screws (*) 0,9 ± 0,111 Camshaft bearing cap screws (*) 1 ± 0,112 Sparking plugs 2,25 ± 0,2
13Camshaft dephaser electrovalve fixing screws
0,8 ± 0,2
(VVT)
Engine: KFU
B1BP368P
(*) = IMPERATIVE: Respect the tightening sequence (see following page).
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).
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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).
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ENGINESPECIAL FEATURES - TIGHTENING TORQUES (m.daN)
Cylinder head
Valve cover screws (*)
1Pre-tightening0,5
Tightening1,1 ± 0,1
2 Exhaust manifold stud 0,7 ± 0,1
Exhaust manifold nuts
3Tightening on heat shield2,5 ± 0,2
Tightening apart from on heat shield3,5 ± 0,3
4 Oxygen sensor 4,7 ± 0,5
5 Coolant outlet housing fixing (BSE)
Tightening of the nuts1 ± 0,2
Tightening of the screws1 ± 0,1
6 Thermostat fixing screw 0,8 ± 0,1
7 Coolant outlet housing fixing stud (BSE) 0,3 ± 0,1
8 Engine coolant temperature sensor 1,7 ± 0,1
9 Inlet manifold screws 2,2 ± 0,4
10 Motorised butterfly housing fixing screws 0,8 ± 0,1
Engine: RFN
B1BP34MP
(*) = IMPERATIVE: Respect the tightening sequence (see following page).
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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INJECTION
CHECKS: LOW PRESSURE FUEL SUPPLY CIRCUIT
Tools.
[1] Ø 10 mmlow pressure connector: 4215-T
[2]Pressure gauge for testing boost pressure: 4073-T.A Toolkit 4073-T
IMPERATIVE: Respect the safety and cleanliness specific to high pressure diesel injection
engines.
Link tools [1]and [2] in series between the fuel high pressure pump and the fuel filter.
ESSENTIAL: Check that the tool [2] is clean.
Check the negative pressure according to the table below:
Vacuum Observations
10 ± 5 cmHgEngine driven by the starter motor
20 ± 5 cmHgEngine running under full load
60 ± 5 cmHgSupply circuit obstructed
(full tank strainer, piping, fuel filter)
B1BP2WHC
Engines: 8HX - 8HZ
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INJECTION
CHECKS: LOW PRESSURE FUEL SUPPLY CIRCUIT
Tools.
[1] Ø 10 mmlow pressure connector: 4215-T
[2]Pressure gauge for testing boost pressure: 4073-T.A Toolkit 4073-T
IMPERATIV: Respect the safety and cleanliness specific to high pressure diesel injection
engines.
Remove the air filter duct.
Link tool [1]in series, downstream of the injectors, between the fuel high pressure pump and the
fuel filter at «a»and «b».
WARNING: Any checking of pressure downstream of the fuel filter is prohibited.
Switch on the ignition.
Check the pressure :
Vacuum measured by the pressure gauge [2]:
Vacuum Observations
10 ± 0,5 cmHgEngine driven by the starter motor.
20 ± 0,5 cmHgEngine running under full load
60 ± 0,5 cmHgSupply circuit obstructed
(full tank strainer, piping, fuel filter)
B1CP0GFD
Engines: 9HX - 9HY - 9HZ
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INJECTION
CHECKS: LOW PRESSURE FUEL SUPPLY CIRCUIT
Tools.
[1] Ø 10 mm low pressure connector: 4215-T
[2] Pressure gauge for testing boost pressure: 4073-T.A Toolkit 4073-T
IMPERATIVE: Respect the safety and cleanliness specific to high pressure diesel injection
engines.
Remove the air filter duct.
Link tool [1]in series, downstream of the injectors, between the fuel high pressure pump and the
fuel filter at «a»and «b».
WARNING: Any checking of pressure downstream of the fuel filter is prohibited.
Switch on the ignition.
ESSENTIAL: Check that the tool [2] is clean.
Check the negative pressure according to the table below:
Vacuum Observations
10 ± 05 cmhgEngine driven by the starter motor
20 ± 20 cmhgEngine running under full load
60 ± 05 cmhgSupply circuit obstructed
(full tank strainer, piping, fuel filter
B1BP2PHC
Engines: 9HZ - 9HY
XSARA PICASSO
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INJECTION
CHECKS: LOW PRESSURE FUEL SUPPLY CIRCUIT
Tools.
[1] Ø 10 mmlow pressure connector: 4215-T
[2]Pressure gauge for testing boost pressure: 4073-T.A Toolkit 4073-T
IMPERATIVE: Respect the safety and cleanliness specific to high pressure diesel injection
engines.
Link tools [1] and [2]in series between the fuel high pressure pump and the fuel filter.
ESSENTIAL: Check that the tool [2] is clean.
Normal vacuum values.
Engine driven by the starter motor: 10 ± 0,5 cmHg.
Engine running under full load: 20 ± 10 cmHg.
Abnormal vacuum values.
Supply circuit obstructed
(full tank strainer, piping, fuel filter): 60 ± 20 cmHg.
B1BP33RD
Engine: RHR
C4
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