Can there be a reason my ammeter doesn't show charge rate besides being defective?

Asked by May 28, 2017 at 12:02 PM about the 2004 Chevrolet Classic

Question type: Maintenance & Repair

Battery stays fully charged, but ammeter always reads dead center.

2 Answers

3,865

it may be calibrated wrong or worn , with key on/engine off it should read batt. volts at rest , 12.5 , it should bump up a little when running .

1 of 1 people found this helpful.
263,975

Right you want to be reading Volts not Amps. Use a multi-meter or voltmeter.

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