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Old Mar 31, 2023 | 02:13 PM
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Made a grave mistake… installed my battery with the wrong polarity now everything is going nuts… does anyone know how to fix this…
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Old Mar 31, 2023 | 03:23 PM
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Did you try disconnecting for 30 minutes or so?
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Old Mar 31, 2023 | 09:32 PM
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Originally Posted by 05RollaXRS
Did you try disconnecting for 30 minutes or so?
I’ll try it
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Old Apr 1, 2023 | 09:24 AM
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Wiring it backwards is about the worse thing you could do.

Hopefully all the electronics survive but be ready to get your wallet out.
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Old Apr 1, 2023 | 10:15 AM
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You probably blew our your Bus Bar, sometimes called a fusible link. It is in place to protect the various systems from exactly what you did. If you're lucky, all you have to do is replace it, and probably a handful of other fuses. If you're unlucky, like brendanf said, prepare to get your wallet out.

Fusible Link: https://parts.lexus.com/p/Lexus_2018...262053010.html

P/N: 82620-53010
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Old Apr 2, 2023 | 09:34 AM
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Thanks I’ll try replacing it
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Old Apr 3, 2023 | 02:56 PM
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Did that fix it?
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Old Apr 3, 2023 | 07:47 PM
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Originally Posted by Pittsy
You probably blew our your Bus Bar, sometimes called a fusible link. It is in place to protect the various systems from exactly what you did. If you're lucky, all you have to do is replace it, and probably a handful of other fuses. If you're unlucky, like brendanf said, prepare to get your wallet out.

Fusible Link: https://parts.lexus.com/p/Lexus_2018...262053010.html

P/N: 82620-53010
I had to do something similar to this on my IS-F, it was jumped backwards by the tow truck
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Old Apr 3, 2023 | 10:17 PM
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Not yet need to get the piece
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Old Apr 4, 2023 | 07:50 AM
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I did this with our Solara by accident.

Luckily nothing fried other than the Alternator.

-Nigel
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Old Apr 4, 2023 | 12:16 PM
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^^^^No one does it on purpose I did it back in the 70s on my then wife's '73 Chevelle. Had to replace the fusible link which was a woven cable. Haven't done it since
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