all mazda cars from 2005 to 2016 is ok via obd. vw with nec and 24c32 and 24c64 good. all old vw ok. kia / hyundai 24c16 all good, kia / hyundai with nec procesors all good. all dodge calibers is good. chevrollet cruze via obd ok. 2010 audi a5 not good. 2006 jeep liberty not good. new nissans not good. i have x100 pad.