Quote:
Originally Posted by jay_bob
That 12.1 V was at idle and no appreciable load (climate fan off, lights off). I would expect at least 13.xx V.
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Yes 12.1 is low for a running engine, but 12.1 should not prevent the car from continuing to run after initial start. Think about what happens when the alternator belt is removed to check for noises.
Quote:
Originally Posted by jay_bob
What concerns me the most is we did not get a charge warning on the dash. They take the D+ to the dash but instead of the traditional bulb they have a resistor and a voltage input to the control logic.
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Perhaps the voltage regulator is working enough to energize the field enough to shut the light off but not enough for ample charging voltage.