hi folks I just purchaced the autel autolink al301 I have tried to connect it to my golf v6 4 motion 51 plate came up with errors and it wudnt connect to car ..tried it in my wifes v5 02 plate connected straight away ..then tried it on my sons golf gti 1.8 99 plate wont connect to car ...has anyone else had this problem ..??????? need help plz