i wanna fix my car today but cant figure out what my codes are car runs like **** have after market double din in 00 a4 b5 i read the rosstech but its 3rd conector black plug pin 3 is labled in a different order than mine as in number pin wise but i did what it said cliped pin 3 same deal no connection with my scanner and i scanned another vehical to check it work fine please leave some advice wanna fix this today and i have searched for 3 days

 

Over 40 views and nobody has any advice ?