1974-02-01

Electronic Fuel Injection in the U.S.A. 741224

A brief evolutionary history is followed by a technical description of the current Bendix EFI system concepts. Application requirements are reviewed in relation to vehicle emissions, fuel economy and driveability. The advantages of feedback control are discussed with emphasis on the need for low-cost durable sensors. EFI is compared to the carburetor and other competitive systems in terms of cost, fuel control accuracy, and fuel economy. The current status of EFI electronic circuit technology and a projection of future generation designs are reviewed. System manufacturing considerations, including costs, are covered. Finally, the necessary application developments are reviewed, including the future potential of integrated electronic controls.

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