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Re: Ignition amprage waveform
Posted to Technical Theory Forum on 5/19/2020

This may be TMI but, I think that the spike indicates that the coil is, magneticaly, saturated. ie the coil is full of magnetism, so only DC resistance is left. That is typically 1 ohm so, it could go to about 12 amps except for the coil driver switching off. ... Login to read more.