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battery light comes on at 6000 rpm. WHY???

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Old 11-17-2004, 12:38 PM
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Default battery light comes on at 6000 rpm. WHY???

I'm running a built turbo d16 with the aem ems, and whenever I rev it past 6000 rpm the battery light comes on. Can anyone explain why or help me fix the problem??? Thanks

Old 11-17-2004, 01:02 PM
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Default Re: battery light comes on at 6000 rpm. WHY??? (DropSide)

is it fully charged? i am just guessing ..never heard of this problem
Old 11-17-2004, 01:26 PM
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Default Re: battery light comes on at 6000 rpm. WHY??? (DropSide)

Go log Battery Volts through Parameters, do a pull in 3rd to log usefull data, and then if you see the Volts going down steady with Rpm then your alternator is probably defective. Battery Volts should have at least 13.5 at idle and not go down below 12 at full Rpm.
Old 11-17-2004, 01:39 PM
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Default Re: battery light comes on at 6000 rpm. WHY??? (coocoo32)

i'll try it thanks
Old 11-17-2004, 01:42 PM
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Default Re: battery light comes on at 6000 rpm. WHY??? (DropSide)

I had that problem, my alternator died soon after
Old 11-17-2004, 01:45 PM
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Default Re: battery light comes on at 6000 rpm. WHY??? (raene)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by raene &raquo;</TD></TR><TR><TD CLASS="quote">I had that problem, my alternator died soon after </TD></TR></TABLE>

Great
Old 11-17-2004, 01:48 PM
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Default Re: battery light comes on at 6000 rpm. WHY??? (DropSide)

Why, it's cheap. . .
Old 11-17-2004, 02:10 PM
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Default Re: battery light comes on at 6000 rpm. WHY??? (m R g S r)

100% sure you need an alternator. thats my final answer.
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