I Just Destroyed My Optima Yellow Top...

   / I Just Destroyed My Optima Yellow Top...
  • Thread Starter
#32  
I am 99% sure the Optima is good. I charged it overnight using a 6 amp charger. The first four hours showed a 4 amp rate and the when I checked it this morning, the needle was at zero amps. Voltage is now stable at 12.82V.
Won't be putting it back in the car until I find the short.
 
   / I Just Destroyed My Optima Yellow Top... #33  
Thanks for the update and you found the outcome we expected. As long as that battery is charged a couple times a year even is sitting over in the corner on concrete should be good years later. :) A battery with a shorted cell will max out at 10.5-11v.

I have found with a 6 amp manual charger if the rate will drop below 1 amp overnight the battery is healthy.
 
   / I Just Destroyed My Optima Yellow Top... #34  
I am 99% sure the Optima is good. I charged it overnight using a 6 amp charger. The first four hours showed a 4 amp rate and the when I checked it this morning, the needle was at zero amps. Voltage is now stable at 12.82V.
Won't be putting it back in the car until I find the short.

check it in a few hours.. if it holds at 12.6 or so, and don't drop in a day.. I'd say it dodged a bullet.. :)
 
   / I Just Destroyed My Optima Yellow Top...
  • Thread Starter
#35  
check it in a few hours.. if it holds at 12.6 or so, and don't drop in a day.. I'd say it dodged a bullet.. :)

I threw the battery in a snow bank and left it for a couple days. I had to chisel an inch of ice to get at the terminals today and it's holding at 12.62 V.
 
   / I Just Destroyed My Optima Yellow Top... #36  
I threw the battery in a snow bank and left it for a couple days. I had to chisel an inch of ice to get at the terminals today and it's holding at 12.62 V.

Sounds like you are good to go with the battery! CJ
 
   / I Just Destroyed My Optima Yellow Top... #37  
i guess so!
 
   / I Just Destroyed My Optima Yellow Top...
  • Thread Starter
#38  
Update: The problem turned out to be a wire running to the Special Equipment Option (SEO) fuse block under the dash was rubbing on a metal brace. My continuity tester was giving me false positives and leading me to think a bunch of other stuff was shorted. The car is back on the road and everything is working great (including the Optima).
 
   / I Just Destroyed My Optima Yellow Top... #39  
Thanks for this follow up post. Glad the results were positive.
 

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