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Are these spikes in these waveforms acceptable or a problem?
Posted to Technical Discussion Forum on 2/19/2002 8 Replies

The veh. is a 96 Ford Ranger 2.3L, high mileage, with a Lean Idle misfire. My PCM Ground circuit looks like this. [image10449n testing this circuit I Have a 70mv voltage drop in this ground circuit with a brightly lit seal beam loading down the circuit. M... Login to read more.

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