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I have left my Tesla in the garage for vacation for about a week, so i come back to the car dead,
I jumped the car but I reversed the polarity of the jumping cables, connecting the positive on the battery negative, I did it by mistake, i heard humming sound coming from the front of the car, after I realised what i did, i tried to jump it the right way but it’s completely dead, nothing works at all, the cluster display turns on then it says service required then turns back off.
I checked all the fuses in the 3 fuse boxes and they are all ok, replaced the BCM and head unit also nothing changed. Is there safety fuse or something that i have to check? Of so where its located and if there is no fuse, where do i start?
For regular cars, usually there is a fusible link that should prevent major damage to electronics, not sure how the Tesla is designed.
Can you charge the car? Try a new 12V battery?
I agree on this being more of a forum specific question. I feel your pain.
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