Definition of Engine Control Unit:
A complete and fast computer, which controls the ignition
and the electronic injection
, as well as other engine functions, depending on the specific vehicle. For this end, it is supplied with certain operational conditions by various sensors, which then influence the computation of the necessary adjustments for the optimal engine function. The engine control unit
is for example supplied with information about the number of revolutions, the sucked in air mass, the engine temperature on various points, the throttle valve
position and other conditions.
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