2000 Citroen C5 heater

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INJECTION
FEATURES OF BOSCH HDi DIRECT INJECTION SYSTEM
Component (diagr.) Supplier Reference Observations
88 way connector. Flash eprom type sequential
Ignition injection ECU1BOSCHEDC 15C2 injection (reprogrammable eprom). Installed in the
ECU compartment.
FIRST3 way black connector. Installed in the front RH
Inertia switch34INERTIA Type 505wheelarch, fixed on the suspension mounting.
SWITCHManual rearming in the event of the cut-out system
being activated.
Injection double relay15BITRON 240 10915 way black connector. Installed in the ECU
compartment.
Battery14VA R TAL2 – 12 volts
400 ampsEngine compartment..
Atmospheric pressure sensor13BOSCHIncorporated in the injection ECU.
Central diagnostic socket36In the passenger compartment.
Diagnostic warning lamp35Incorporated in the dashboard instrument panel.
Vehicle speed sensor10EATON On the gearbox.
Preheater warning lamp40Incorporated in the dashboard instrument panel.
Rev counter39Incorporated in the dashboard instrument panel.
Consumption information 38Incorporated in the dashboard instrument panel.
Engine speed sensor2ELECTRIFIL
Camshaft position sensor3ELECTRIFIL Airgap value : 1,2 mm.
Electrical 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
Component (diagr.) Supplier Reference Observations
88 way connector. Flash eprom type sequential
Ignition injection ECU19BOSCHEDC 15C2 injection (reprogrammable eprom). Installed in the
electronic ECUs compartment.
Injection double relay52BITRON 240 10915 way black connector. Installed in the electronic
ECUs compartment.
Battery51VA R TAL2 – 12 volts
Engine compartment.
400 amps
Atmospheric pressure sensor18BOSCHIncorporated in the injection ECU.
Central diagnostic socket50In the passenger compartment.
Diagnostic warning lamp27Incorporated in the dashboard instrument panel.
Vehicle speed sensor53EATON On the gearbox.
Preheater warning lamp26Incorporated in the dashboard instrument panel.
Rev counter24Incorporated in the dashboard instrument panel.
Trip computer23Incorporated in the dashboard instrument panel.
Engine speed sensor60ELECTRIFIL
Camshaft position sensor61ELECTRIFIL Airgap value : 1,2 mm.
Preheater unit57NAGARES 960411P
CARTIER 51299011
Preheater plug62CHAMPION CH170
BERU 0100226344
Electrical circuit

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INJECTION
FEATURES OF BOSCH HDi DIRECT INJECTION SYSTEM
Fuel circuit (continued)
Component (diagr.) Supplier Reference Observations
Fuel heater45Integral with the coolant outlet housing.
Fuel high pressure pump67BOSCHThe fuel high pressure pump is driven by
the timing belt
Fuel high pressure common
injection rail63BOSCHOn the engine (18 cc).
Reference 1 on injector-carrier (Class 1 injector)
Reference 2 on injector-carrier (Class 2 injector)
Diesel injector69BOSCH963727798 Reference 3 on injector-carrier (Class 3 injector)
When changing a diesel injector-carrier, order a
component of the same class.
Fuel high pressure regulator66BOSCHFixed on the fuel high pressure pump.
Fuel high pressure pump 3rd piston
deactivator68BOSCHFixed on the fuel high pressure pump.

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INJECTION
FEATURES OF BOSCH HDi DIRECT INJECTION SYSTEM
Particle filter circuit
Component (diagr.) Supplier Reference Observations
WIMETAL
Particle filter7
TR PSA F002
Catalyser downstream temperature sensor8
Differential pressure sensor9KAVLICO
Catalyser upstream temperature sensor10
Additive ECU38MARWAL
Additive reservoir39
Additive minimum level sensor40
Additive injection pump41MARWAL
Cap (too full)47
Additive injector43MARWAL
Safety valve48
Inlet air heater butterfly72

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ELECTRICAL
SYSTEM
2.0 HDiCHAMPION CH170 NAGARES 735068
CITROËN C5BOSCH 0250202032 CARTIER 960411-P Managed by the
2.2 HDiCHAMPION CH170 NAGARES 735068 diesel injection ECU
BERU 0100226344 CARTIER 960411-P
PRE-HEATING AND STARTING CIRCUITS
Vehicles / models
Pre-heater plugsPre-heater control unitPre-post-heating
(Pre-heating time at 20°C)