voltage guage reading very low...below 12- perhaps 9/10 volts. Battery voltage engine off 12vs/ engine running same 12vs... engine running, lights on ,ac on -battery voltage is maintained at 12vs...n

Asked by James Jun 15, 2017 at 06:44 PM about the 2001 Dodge Ram 1500 2 Dr WS Standard Cab LB

Question type: Maintenance & Repair

dash volt meter reads lower...8-10 volts, battery reads 12 volts engine off. battery reads 12vs engine running, with ac,lights brake pedal down...battery still reads a fluttering 12volts. seems dash gage is too low and charging system not at usual 13.8-14.8 volts charging and under load. is this a bad alt or internal regulator or some ghost to be chased down. HELP?

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Kelly answered 2 months ago

HAVE THE SYSTEM vated BATTEY VOLTS BATTERY LOAD ALT AMPS ALT VOLTS STARTER DRAW... GET A CHEAP IF YOU DONT HAVE ONE VOLT METER AND CHECK IT AT THE BATTERY... WITH IT OFF THEN RUNNING..OFF 12- WHAT RUNNING 12,13,WHAT... OR JUST CHANGE OUT THE ALT..CHEAP AND EASY TO DO

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Bob answered 2 months ago

Have the alternator tested.

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Your Answer

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#1		Dan Connell Reputation 6,390
#2		pudgybear Reputation 6,160
#3		dandyoun Reputation 5,550

voltage guage reading very low...below 12- perhaps 9/10 volts. Battery voltage engine off 12vs/ engine running same 12vs... engine running, lights on ,ac on -battery voltage is maintained at 12vs...n

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