What should the voltage of a good batt be out of the car?

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Old May 19, 2002 | 09:13 PM
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Default What should the voltage of a good batt be out of the car?

how many volts out of the car drawing i hope 0 amps hehe.??

THX guys and gals
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Old May 19, 2002 | 09:45 PM
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Default Re: What should the voltage of a good batt be out of the car? (89 CRX SI)

out of the car, it SHOULD be 0 amps, since there is no load
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Old May 19, 2002 | 09:53 PM
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Default Re: What should the voltage of a good batt be out of the car? (CIVICtypeS)

I know that but how many volts? above 12??

I need to know if I need a new battery?
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Old May 19, 2002 | 10:26 PM
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Default Re: What should the voltage of a good batt be out of the car? (89 CRX SI)

o sorry

voltages
12.65v+ 100%
12.4v 75%
12.2v 50%
12.0v 25%
11.9v- dead

anything under the 50% mark (12.2v) should be replaced
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Old May 19, 2002 | 10:33 PM
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Default Re: What should the voltage of a good batt be out of the car? (CIVICtypeS)

Is that on a fully charged battery or a dead one. My cattery is out of the car and completly dead(i tryed starting it and relay clicking)

Im waiting to take it tommorow to get it charged on a charger.

It has a reading of 9.2 volts
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Old May 20, 2002 | 01:00 PM
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Default Re: What should the voltage of a good batt be out of the car? (89 CRX SI)

ttt
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Old May 20, 2002 | 01:19 PM
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Default Re: What should the voltage of a good batt be out of the car? (89 CRX SI)

if the battery voltage is lower than9.7 volts try charging if does not charge to 12.7 the cels are bad
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Old May 20, 2002 | 01:26 PM
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Default Re: What should the voltage of a good batt be out of the car? (ef civic)

a GOOD battery should be pushing 14+ volts. my '91 Si consistently puts out 14.7V until the bass hits, at which point it'll drop down to about 12.5 or so. and that's a stock battery...not a deep cycle or anything.
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Old May 20, 2002 | 05:57 PM
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Default Re: What should the voltage of a good batt be out of the car? (hot_EF)

he has the battery out of the car so i wont be 14v, thats only when the alternator is running

anyways, try charging it (also check the battery acid for its specific gravity reading, if you have access to a hydrometer) and if it wont come back up to at least 12.2v then get yourself a new battery


[Modified by CIVICtypeS, 2:58 AM 5/21/2002]
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