DIRECT FUEL INJECTION SYSTEM CONSTRUCTION/OPERATION [L3 Turbo]
id0114b4730200
Construction
• The direct fuel injection system consists of a high pressure fuel pump, fuel injectors, injector driver module, fuel pressure sensor, and a relief valve.
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1
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Fuel tank
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2
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High pressure fuel pump
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3
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Fuel injector
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4
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Relief valve
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5
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Fuel pressure sensor
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6
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Connected to injector driver module
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Operation
• Fuel is injected during the intake process and diffused uniformly in the combustion chamber by the flow of intake air.
• Fuel injection timing is explained in CONTROL SYSTEM and FUEL INJECTION CONTROL.