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Re: 2004 mazda 6s multiple DTC and alternator AC noise
Posted to Technical Discussion Forum on 1/15/2012 10 Replies

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Voltage fluctuates in a modern charging system. Current doesn't alternate outside of the "alternator". I've been saying this same basic thing for 15+ years. Of course, if there is A/C on B+ circuits ... Login to read more.

10 Replies Received (View Replies)