YOU KNOW WHEN YOUE ENGINE LIGHT GOES ON AND IT COST A $100 TO FIND THE PROBLEM , IF THERE IS,NT ANYTHING TO SO WITH THE ENGINE ,COULD BE SO MANY THINGS ,I HAVE A MINI COOPER DIOGNOSTIC METER THAT COMES WITH MP3 THAT TELLS YOU BUY HOW MANY BEEPS WHAT IS WRONGE , BOUGHT IT THEN WENT WITH A SPORTS CAR / IF INTERESTED PLEASE PHONE CALLS ONLY