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INJECTION
FEATURES OF SIEMENS HDI DIRECT INJECTION SYSTEM
(diagr.) Component Supplier Reference Observations
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Fuel
Fuel high pressure sensor
Fuel tank
Fuel filter
Low pressure regulator
Fuel cooler
Fuel heater
Fuel high pressure pump
Fuel high pressure common
injection rail
Diesel injector
Fuel high pressure regulator
SIEMENS
SIEMENS
Diesel fuel
5-way black connector
Fixed on the fuel high pressure pump
Capacity = 45 litres – Composition = Polyethylene.
Fixed on the fuel high pressure pumpt
Incorporated in the fuel filter cover
The fuel high pressure pump is driven by the timing belt.
Volume = 14 cc - Pressure = 1800 Bars
Diesel injectors with Piezo-electric control
Fixed on the fuel high pressure pump
Fuel circuit
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