Electronic Control Units of Bosch EDC Systems 880185

Todays injection systems for diesel engines work with highly sophisticated mechanical governors.
But only by electronic control of diesel injection systems will it be possible to comply with the emission regulations and to achieve better performance.
In 1986 BOSCH started volume production of Electronic Diesel Control (EDC).
This paper will concentrate on the electronic control unit (ECU) as it was designed for use in passenger cars.
The production ECU and the planned next-step ECU are outlined, explaining hardware and software. An outlook of development goals of the future EDC control-units is given.


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