thank's ben i did the soap test before we plug the diagnostic machine in . been at agian tonight manged to get one side infalted but due to night had to give up .

my car was in getting is rear brake done and it since has developed a suspension problem where it raised on one side and not the other side . we plugged in a snap on fault finder and got a code of 199 (NOT PO199) compressor valve cycled exceeded . we not got a clue what this is anybody help us...