help obd2 port stopped working with my device (maozua z137 bought in 2018 using on troque) not talking to ecu been trying different stuff on the app it self even replace the fuse for the port just wanted to now if anyone come across this before i drive Skoda Fabia 2 1.14 tdi 80pd worked fine bar was asking to connect when car was off but obd2 was still plug in and powered but now wont connect ive reset and redownload and done everything i can think off bar came across post able ecu reset to be able to talk back to port