how electronic fuel injector works

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Page 1: How Electronic Fuel Injector Works
Page 2: How Electronic Fuel Injector Works
Page 3: How Electronic Fuel Injector Works
Page 4: How Electronic Fuel Injector Works
Page 5: How Electronic Fuel Injector Works
Page 6: How Electronic Fuel Injector Works

Fuel Distributor

Camshaft Accumulator

Page 7: How Electronic Fuel Injector Works

A fuel pump mounted near fuel tank sends fuel to accumulator at the pressure of 100psi

Fuel passes through fuel distributor

Page 8: How Electronic Fuel Injector Works
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Let’s Know About The Loopholes Of Mechanically Controlled Injectors

Page 10: How Electronic Fuel Injector Works

Less Power Output : Mechanical

System can’t provide high-pressure fuel to

engine

Page 11: How Electronic Fuel Injector Works

2nd cause of less power generation :The Carbon Build Up on intake blocks the airflow into the cylinder ..

Page 12: How Electronic Fuel Injector Works

Burn holes in catalytic converter: Due to disturbance in fuel flow ,the carbon built up on intake increases day by day and this built-up causes holes in catalytic converter

Page 13: How Electronic Fuel Injector Works

Produces high percentage of Emission due to mechanical

injectors

Page 14: How Electronic Fuel Injector Works

Expensive :

Page 15: How Electronic Fuel Injector Works

Electronic Fuel Injector

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Electronic Injector System also possess springs

Injectors opened By Electromagnet system

The ECU determine the duration of getting open and close of injectors

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Air Pressure

Air Density

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Air -Fuel pressure

Coolant Temperature

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Timing

Speed

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Is there any difference between Mechanical and electronic

injectors..???

Page 30: How Electronic Fuel Injector Works

Yes ………..Electronic injectors are controlled by complex-

microprocessor unit or a miniature computer But Mechanical System depends on the data from airflow sensor alone …