95.5-2004 Tacomas & 96-2002 4Runners 4th gen pickups and 3rd gen 4Runners

Battery light at idle

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Old Nov 14, 2017 | 05:00 AM
  #1  
stangman39's Avatar
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Battery light at idle

Good morning all!

2000 4Runner 3.4

Over the last few days my battery light has been coming on intermittently at idle. When I bump up the RPMs it goes off.
I replaced the Alt about a year ago with a generic auto store one. I checked the voltage at idle last weekend at it was 14.1.
Battery is about a year old also. Also checked to make sure all the connections were tight.

I guess I'll probably need to pull the alt and have it checked. It's probably still under warranty.

Anything else I should be looking at besides the battery or the alt?

Thanks in advance.
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Old Nov 14, 2017 | 07:45 AM
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Janos01's Avatar
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That issue sounds like its the battery and/or Alternator. Same thing happened to me some years back. When I would accelerate, the light would go off, at idle the light would come on, lights would be dim & my 4runner would almost stall.

If you go to autozone or Oriely's, there tester can check both the battery and alternator.
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Old Nov 17, 2017 | 11:22 AM
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wyoming9's Avatar
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From: I live in New Tripoli Pa out in the woods
Red face

Sounds to me your belt might be loose or stretched a little .

Might want to try that first before pulling things apart
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