As far as i know there is no way to "switch it off" so, there are some ways to solve this problem. first one, to use similar way as i used with turn lights with resistor, but it will be hot. not that hot, but still it is bad idea. But i'm not first who desided to do this trick:
I post this to aware that it is qorking but very doubdfull idea. I have my own, and after experiments it ill post here results and sheme.

https://www.topeuromachine.com/products/bentley-continental-gt-gtc-flying-spur-third-3-brake-light-resistor-repair-kit-1pcs-647

Tired to try html to small image)

 

Sorry, missed this messege, i've used stable vooltage on status contact, so it will be ok, but its conversion back is a bit harder that i wated to have) but let it be, i have a few of rhis block)