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Battery short- car won't start

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Old 06-03-2014, 05:36 PM
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Default Battery short- car won't start

My vehicles all have permanent pigtails for battery hook-up (battery tenders) except the S2000- that car has a temporary pigtail (clamps on the battery), which I had left on the car when driving it today. Pulled in the driveway and the car died. Opened the hood and noticed that the pigtail end had opened and shorted. Car acts like it has a dead battery now. But the battery checks out just fine.

I get some power but only minor things like parking lights seem to be working.

Yes I know this is completely my dumb mistake- won't leave temporary pigtails in the car every again!

Any ideas for me?
Old 06-03-2014, 06:15 PM
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should add that I don't see any obvious blown fuses (especially the two main ones)- shop manual doesn't seem to be very helpful either.
Old 06-03-2014, 06:26 PM
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If the pigtail shorted you most likely fried a plate or two. The battery may be at 12 volts but the amps aren't available to crank the car. Replace the battery.

Utah
Old 06-03-2014, 06:47 PM
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crazy that the fuse in the pigtail didn't fry, but its fine... battery charges back to full charge easily. I will check the amps.
btw, that's a whole lotta stars you got Utah (+ its been awhile)!
Old 06-03-2014, 07:25 PM
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tested with a power probe (I am NOT an electric guy, but I have some tools) at 13.7 until I put the tip of the probe to the battery- it then dropped quickly to 11 and did not recover. Replacing the battery will be my next step- have never lost complete power in this car before- will I need to re enter the radio code? anything else I need to know for the battery replacement?
Old 06-04-2014, 06:43 AM
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Just the radio code and let the car sit at idle for a while to let the ECU get readjusted.
Old 06-04-2014, 08:07 AM
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13.7V system voltage but 11V on battery? Check battery connectors and cables for corrosion and burns.

Any time you disconnect the battery or fully discharge the battery you will have to enter the radio code and drive the car for a while to let the ECU adjust the tune. The ECU resets to the default settings any time it loses power. The ECU adjusts to what it considers optimum settings while you drive.
Old 06-05-2014, 06:46 PM
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thx guys- will find my radio code for the battery swap...
Old 06-05-2014, 07:02 PM
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Originally Posted by wanabe
thx guys- will find my radio code for the battery swap...
Change the battery, loose the code and get a new head unit; they have ones with clocks and such now.

Utah

P.S. Great to hear from you again...been awhile! I am thinking of trying to bring back Tuesday night chat room and/ or the annual Christmas Party (LOL). I miss that era here on the board......
Old 06-06-2014, 06:25 PM
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hey, maybe we need a new board- "good old days"!!
(know any community organizers?- ha, ha!)


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