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P2504 Diagnostic Trouble Code Discussion for November 2017

Charging System Voltage High

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Trouble Ticket Help Requests for DTC P2504
Help Request Posted
2007 Mazda CX-7 Touring 2.3L Hesitation, Bogging above 2000rp VIN: JM3ER29377
P2504: Charging System High Input. The car acts perfectly normal until its under load then above 2000rpm its bogging. changed timing gear , chain, etc . concerned about either turbo issues or the lost communication code causing it to go into limp mode but noengine light remains on.
November 01, 2017