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Re: Alternator charging but battery light on
Posted to Technical Discussion Forum on 6/16/2023 7 Replies

I assume that it is full battery voltage because how is the PCM gathering the voltage data otherwise? It is typically reading anywhere between 3-5 volts, and does go higher as the system voltage rises.

Ohm reading between the sense pin and the pcm with the a... Login to read more.

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