Injection Citroen C5 2000 (DC/DE) / 1.G Repair Manual

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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
Component (diagr.) Supplier Reference Observations
Air filter5PSA 7895
Air flowmeter4SIEMENS
Turbocompressor3ALLIED
SIGNAL
Inlet manifold pressure sensor76NIPPON
DENSEN
Air/air heat exchanger74
EGR exhaust gas recycling valve14PIERBURG Shim reference: violet
Turbo valve adjustment
control capsule13Integral with the turbocompressor
EGR recycling regulation
electrovalve12BOSCH
Turbo pressure regulation
electrovalve11BOSCH
Catalytic converter6
Vacuum pump48PIERBURG
EGR butterfly housing73
Butterfly housing electrovalve 75BOSCH
«SWIRL» electrovalve70EATON
«SWIRL» control diaphragm71MECAPLAST
EGR exhaust gas/coolant exchanger16Air circuit
FEATURES OF BOSCH HDi DIRECT INJECTION SYSTEM

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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)