The first thing you should check is the oil box oil, there are automatic vehicles that do not start or turn off after starting to prevent you from getting rid of the box, in the end and tell us, since the boxes are complicated and you may have dirty internal filters and do not pass the oil, or that the problem is engine that has no strength, anyway check the oil and give us a little more details of the fault Say, pull and stop, stop immediately and things that are worth,