I really like this thing just for general diagnostics.The only thing is that I don’t have a inpa cable or a computer to run the program for that, I have scanners made specifically for bmw, but haven’t gotten no codes for anything in the trunk, but I guess I should look into that weird trunk issue
Aidixun obd2 Scanner for BMW, BMW... https://www.amazon.com/dp/B09227WZ89?ref=ppx_pop_mob_ap_share
It doesn’t actively Monitor anything I don’t think, but it presents codes in a way that is straight forward and easy to dig through.