engine coolant Citroen C5 2000 (DC/DE) / 1.G User Guide

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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 FEATURES OF MULTIPOINT INJECTION SYSTEM
Summary
1)Accelerator pedal position sensor
(2)Denox catalyser downstream oxygen sensor
(3)Denox catalyser
(4)Downstream exhaust gas temperature sensor
(5)3-function precatalyser
(6)Precatalyser upstream oxygen sensor
(7) Upstream exhaust gas temperature sensor
(8)Petrol pressure regulator
(9)Petrol high pressure pump
(10)Knock sensor
(11) EGR electrovalve
(12)Canister purge electrovalve
(13)Motorised butterfly housing
(14)Canister reservoir
(15)Fuel pump and tank assembly
(16) Fuel tank
(17)Inlet air temperature sensor
(18) Inlet air pressure sensor(19)Engine coolant temperature sensor
(20) Sparking plug
(21) Ignition coil block
(22) High pressure injector
(23) Engine oil temperature sensor
(24)Engine speed sensor
(25)Inlet camshaft dephaser electrovalve
(26) Camshaft position sensor
(27)Petrol high pressure sensor
(28) Power steering pressure sensor
(29) Aircon fluid pressure sensor
(30)Cooling fan unit
(31)ABS block
(32)Clutch pedal sensor
(33)Brake pedal sensor
(34)Air conditioning ECU
(35) Engine management ECU
(36)Built-in systems interface BSI
(37)Rev counter
(38) Coded immobiliser
(39)Vehicle cruise control
(40) Diagnostic connector
B1HP1C6P
143
INJECTION

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

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INJECTION
FEATURES OF BOSCH ME 7.4.6 MULTIPOINT INJECTION SYSTEM
Summary
(1) Rev counter
(2)Consumption information
(3)Ignition injection test warning lamp
(4) Air conditioning ECU (according to equipment)
(5)Multifunction screen
(6)Built-in systems interface (BSI)
(7) Transponder
(8)Automatic gearbox ECU(according to equipment)
(9 Pump, fuel filter and pressure regulator assembly
(10)Battery
(11)Pressostat
(12)Engine speed sensor
(13)Camshaft position sensors (x2)
(14)Motorised butterfly housing
(15)Canister purge electrovalve
(16)Cooling fan unit
(17)Pencil type ignition coils (x2)
(18) Petrol injectors (x6)(19) Variable timing electrovalves (x2)
(20)Upstream oxygen sensors (x2)
(21) Downstream oxygen sensors (x2)
(22)Engine coolant thermal sensor
(23) Knock sensors (x2)
(24)Power steering pressure sensor
(25) Integral pressure sensor
(26)Accelerator pedal position sensor
(27)Inlet air thermal sensor
(28) Diagnostic connector
(29) Multifunction double relay
(30) Ignition injection ECU
B1HP1B2P

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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

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INJECTION
Component (diagr.) Supplier Reference Observations
88 way connector. Flash eprom type sequential
Diesel injection ECU1BOSCHEDC 15C2 injection (reprogrammable eprom). Installed in the
ECU compartment.
Engine speed sensor2ELECTRIFIL
Camshaft position sensor3ELECTRIFIL Air gap value : 1,2 mm.
Coolant temperature sensor7ELECTRIFIL 962859028A Fixed on the coolant housing.
Accelerator pedal sensor8PHILIPS
Vehicle speed sensor9EATON On the gearbox.
Brake pedal switch10aOpen at rest.
10bClosed at rest.
Clutch pedal switch11
Atmospheric pressure sensor12BOSCHIntegrated in the injection ECU.
Battery
13FULMEN058426 – 12 Volt
400 ampsUnder the bonnet.
Injection double relay14BITRON 240 10915 way black connector. Installed in the ECU
compartment.
FIRST3 way black connector. Installed in the front RH
Inertia switch30INERTIA Type 505wheelarch, fixed on the suspension mounting.
SWITCHManual rearming in the event of the cut-out system
being activated.
FEATURES OF BOSCH HDi DIRECT INJECTION SYSTEM
Electrical circuit

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INJECTION
FEATURES OF BOSCH HDi DIRECT INJECTION SYSTEM
Component (diagr.) Supplier Reference Observations
Recommended fuelDiesel
Fuel temperature sensor5ELTHOn the injection rail
Fuel high pressure sensor6BOSCHD281022093 On the injection rail
Fuel tank15Capacity = 68 litres.
Composition : Polyethylene.
Fuel pump16VDOElectric pump immersed in the tank. Voltage 12V.
Pressure : 7 Bars.
Fuel filter
17BOSCH0450907Fixing : on the engine.
Low pressure regulator Adjustment : 2,5 bars.
Fuel cooler18LON Fixed under the bodyshell.
Fuel heater19Integral with the coolant outlet housing.
Fuel high pressure pump20BOSCHCPThe fuel high pressure pump is driven by
the timing belt
Fuel high pressure injection
common rail21BOSCH86313 On the engine (18 cc).
Fuel circuit

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INJECTION
FEATURES OF BOSCH HDi DIRECT INJECTION SYSTEM
159
Component (diagr.) Supplier Reference Observations
Preheater unit41NAGARES 960411P
CARTIER 735068
Preheater plugs42CHAMPION CH170
BOSCH0250202032
Coolant temperature sensor8ELECTRIFIL Fixed on the coolant outlet housing
Electronic immobiliser37
Accelerator pedal sensor9PHILIPS
Brake pedal switch 11 aOpen at rest
11 bClosed at rest
Clutch pedal switch12
Additional heating control relay
47
Additional heating46 a
Boiler heater elements46 b
Air conditioning compressor45
Automatic gearbox ECU44
Cruise control switch43

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INJECTION
FEATURES OF BOSCH HDi DIRECT INJECTION SYSTEM
Fuel circuit
Component (diagr.) Supplier Reference Observations
Recommended fuel Diesel
Fuel tank16Capacity = 65 Litres – Polyethylene.
Fuel tank17VDOElectric pump immersed in the tank.
Voltage: 12 volts – Pressure : 2 Bars
Fuel filter
18BOSCH0450907Fixing : on the engine.
Low pressure regulator Adjustment : 2,5 Bars
Fuel cooler19NOBEL
PLASTIQUEFixed under the bodyshell.
Fuel high pressure pump21BOSCHCP1The high pressure pump is driven by the timing
belt.
Diesel injectors23BOSCH9625542580
Fuel high pressure regulator31BOSCHFixed on the fuel high pressure pump.
Fuel high pressure pump 3rd piston
deactivator32BOSCHFixed on the fuel high pressure pump.
Fuel high pressure injection
common rail22BOSCH86313 On the engine (18 cc)
Fuel high pressure sensor7BOSCHD281022093 On the injection rail
Fuel temperature sensor6ELTHOn the injection rail
Fuel heater20Integral with the coolant outlet housing.

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INJECTION
FEATURES OF BOSCH HDi DIRECT INJECTION SYSTEM
Electrical circuit (continued)
Component (diagr.) Supplier Reference Observations
Coolant temperature sensor46ELECTRIFIL 962859028A Fixed on the coolant outlet housing
Accelerator pedal sensor54
Brake pedal switch36PHILIPS
56
Clutch pedal switch55
Additional heating control
relay1
Additional heating2 aOpen at rest
Boiler elements2 bClosed at rest
Air conditioning compressor 30
Automatic gearbox ECU22
Cruise control switch34
Heated rear screen20
ESP ECU21
«Service» warning lamp25
Cooling fan29
Fuel cap warning lamp28
Coolant temperature alert warning lamp31
Coolant temperature indicator32