2000 Citroen C5 ad blue

Downloaded from www.Manualslib.com manuals search engine ENGINE
39
CYLINDER HEAD (Continued)
Engines : 6FZ - RFN - RLZCamshafts
The camshafts are identified by the
following markings :
- Paint rings.
- Cold stamp at the camshaft extremity
(Distribution end).
(1) Inlet camshaft.
(2) Exhaust camshaft.
"j" Camshaft position sensor target.
"h"Paint rings : repair reference.
Valve clearances when cold :
Hydraulic followers with clearance
B1EP15YDInlet camshaft Exhaust camshaft
6FZ RFN-RLZ 6FZ RFN-RLZ
Marking at «g» 9630426980 9624727280 9630426680 9624728080
Lifting law marking at «f» D1269 D1149 D5016 D1148
Paint rings Blue at «k» Green at «i»

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INJECTION
CHECKS : EXHAUST GASES RECYCLING CIRCUIT
Engines : RHZ - RHY
(1) Butterfly housing(3) Electrovalve (black connector)
(2) EGR valve(tube with blue marking)(4) Electrovalve(blue connector)
TOOL
[1] Manual vacuum pump : FACOM DA 16.
ESSENTIAL : Respect the safety and cleanliness requirements specific to
high pressure diesel injection (HDi) engines.
EGR electrovalve
- Check, not under load, between the electrovalve(4)and the EGR valve (2).
- Connect the tool[1] between the electrovalve (3)and the butterfly housing (1).
- Compare readings with the values in the table below.
Butterfly housing electrovalve.
- Check, not under load, between the electrovalve (3)and the butterfly housing (1).
- Connect the tool[1]between the electrovalve(3) and the butterfly housing(1).
- Compare readings with the values in the table below.
Engine speed (rpm) Vacuum value (bar)
7800.5 Bar
25000 Bar
B1HP1BVD

Downloaded from www.Manualslib.com manuals search engine CHECKS : EXHAUST GASES RECYCLING CIRCUIT
Engine : 4HX
TOOL
[1] Manual vacuum pump : FACOMM DA 16.
ESSENTIAL : Respect the safety and cleanliness requirements specific to
high pressure diesel injection (HDi) engines..
Electrovalve (EGR).
- Check, not under load, between the electrovalve(3)(blue connector) and the EGRvalve (2)
(tube with blue marking).
- Connect the tool[1]between the electrovalve (3) and the EGRvalve(2).
- Compare readings with the values in the table below.
Butterfly housing electrovalve
- Check, not under load, between the electrovalve (4) (black connector)and the butterfly housing (1)
(Metering pump cold), (tube with white marking).
- Connect the tool[1]between the electrovalve (4) and the butterfly housing(1).
- Compare readings with the values in the table below.
Engine speed (rpm) Vacuum value (bar)
7800.5 Bar
25000 Bar
B1HP1B8D
133
INJECTION

Downloaded from www.Manualslib.com manuals search engine 141
INJECTION
FEATURES OF MULTIPOINT INJECTION SYSTEM
Electrical circuit
(diagr.) Component Supplier Reference Observations
3
26
35
32
33
2
28
27Engine management ECU
with «FRIC»
Camshaft position sensor
Knock sensor
Engine coolant temperature sensor
Engine speed sensor
Power steering pressure sensor
Sparking plug
Ignition coilSAGEM
MAGNETI
MARELLIS2000
MM 48.P2
(1)
144323
F 207 326
257 603 2A
14 43 32
402 244 03
14 43 27
280 291
RFN52HZ
FR8ME
BBC2.2NDE
2 526 118 ELECTRIFIL
SIEMENS
SAGEM (1)
ELECTRIFIL
DAV
ELECTRIFIL
BITRON
(1)= EngineRFN
Ignition circuit
SAGEM
BOSCH
SAGEM
«Flash» eprom (reprogrammable eprom), sequential injection,
112 way connector.
3 way grey connector, fixed on the cylinder head
2 way black connector, fixed on the front part of the engine
block, tightening torque 2 ± 0.5 m.daN.
2 way green connector, fixed on the coolant outlet housing,
tightening torque 1.8 ± 0.1 m.daN.
2 way black connector, fixed on the clutch casing.
2 way blue connector, fixed on the power steering high pressure
pump outlet tube, tightening torque 2 ± 0.2 m.daN.
Electrode gap = 1mm.
Tightening torque 2.5 ± 0.2 m.daN.
4 way black connector.

Downloaded from www.Manualslib.com manuals search engine 142
INJECTION
FEATURES OF MULTIPOINT INJECTION SYSTEM
Exhaust system
(diagr.) Component Supplier Reference Observations
23
22
1
2EGR electrovalve
Upstream oxygen sensor
Downstream oxygen sensor
Air pump
Air inlet valveDELPHI
NGK
BOSCH (1)
NGK
BOSCH (1)
SAGEM
SAGEM97097 A
OZA 495-PG2
OZA 341-PG7
2 590 004
2 580 0345 way black connector, installed on the cylinder head.
4 way blue connector, length of wire : 555 mm,
Tighten to 4.5 ± 0.4 m.daN.
6 way black connector, length of wire : 1500 mm,
Tighten to 4.5 ± 0.4 m.daN.
2 way black connector, located under the battery.
Installed on the cylinder head.
(1) = EngineRFN

Downloaded from www.Manualslib.com manuals search engine FEATURES OF MULTIPOINT INJECTION SYSTEM
Electrical circuit
(diagr.) Component Supplier Reference Observations
35Engine management ECU
with «FRIC»
26Camshaft position sensor
10Knock sensor
9Engine coolant temperature
sensor
1Accelerator pedal position sensor
24Engine speed sensor
28Power steering pressure sensor
25Inlet camshaft dephaser electrovalve.112 way connector.
3 way grey connector, fixed on the cylinder head.
2 way black connector, fixed on the front part of the engine
block.
ESSENTIAL:Respect the tightening torque 2,5±0,5 m.daN.
2 way green connector, fixed on the coolant outlet housing.
4 way black connector, fixed on the pedal carriage.
2 way black connector, fixed on the clutch casing.
2 way blue connector, fixed on the power steering high pressure
pump outlet tube, tighten to 2 ± 0,2 m.daN.
2 way green connector, fixed on the upper part of the cylinder
head. SIEMENS
ELECTRIFIL
SIEMENS
ELECTRIFIL
BITRON
UNISIASIRIUS 81
F207 326
145
INJECTION

Downloaded from www.Manualslib.com manuals search engine 146
INJECTION
FEATURES OF MULTIPOINT INJECTION SYSTEM
Ignition circuit
(diagr.) Component Supplier Reference Observations
20Sparking plug
21Ignition coil block
12EGR electrovalve
4 and 7Exhaust gas temperature
sensor
6Precatalyser upstream proportional
oxygen sensor
2Catalytic converter downstream
oxygen sensorElectrode gap = 1 mm.
Tighten to 2,5 ± 0,2 m.daN.
6 way black connector.
6 way grey connector, installed on the cylinder head.
2 way brown connector, length of wire : 250 mm.
Tighten to 4,5 ± 0,4 m.daN.
6 way black connector, length of wire : 250 mm.
Tighten to 4,5 ± 0,4 m.daN.
4 way blue connector. BOSCH
BNA - R13-318
BBC 4.1 HP
2580105A
TS-200
LZA-A06-U1
OZA 538-PG1 DELPHI
SAGEM
HERAEUS
NGKExhaust system

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INJECTION
FEATURES OF BOSCH ME 7.4.6 MULTIPOINT INJECTION SYSTEM
Electrical circuit
(diagr.) Component Supplier Reference Observations
30Ignition injection ECU
29Multifunction double relay
(incorporated in the engine fusebox)
24Power steering pressure sensor
27Inlet air thermal sensor
13Camshaft position sensor
23Knock sensor
22Engine coolant thermal sensor
12Engine speed sensor128 way connector, flash eprom type sequential injection
(reprogrammable eprom). Installed in the ECU compartment.
Main relay 1, 16 way grey connector.
Main relay 2, 16 way green connector
Power relay 3, 16 way black connector
Installed in the ECU compartment.
2 way blue connector, switch opens at 20 Bars, for ECU
information (steering wheel on full lock). Ring seal marked
violet, fixed on the power steering 4 way hydraulic union,
beneath the vehicle.
2 way grey connector, fixed on the air filter inlet duct.
3 way grey connector, fixed on the inlet camshaft bearing
cap cover.
3 way green connector, fixed on the central part of the engine
block V.
ESSENTIAL : respect the tightening torque 2 ± 0,2 m.daN.
2 way green connector, fixed on the coolant outlet housing.
Tighten to 2 ± 0.2 m.daN
2 way black connector, fixed on the gearbox clutch casing. BOSCH
SIEMENS
BITRON
JAEGER
ELECTRIFIL
BOSCH
DAV
ELECTRIFIL
ELECTRIFILME 7.4.6
0261206418
S210500000
402 084 01
14 43 25
026123125
402 243 03
14 43 32
14 43 28