Brake pedal goes to floor
My ml430 2001 when I push on my pedal it go's to the fool I tryed to bleed my breaks a few times one time at the start of my problems I did and my friend was supposed to watch fluid level and it went dry and then we tryed it one more time and he had to go so he left me with it working half ass but Sents then I have drove it and I had to pump the breaks to stop well I for last few weeks been trying to see if it was air and had bleed the brakes with help of 3 friends but still acts the same I t don't seem to lose oil the brake fluid leave Stays at same height what could it be dose the brake light sensor got to do with any part of it I no benz is kinda ran together like one part don't work it can mess up other I one day couldn't get my car in gear cause my break light sensor was mest up a friend fixed it didn't change it but fixed it so maybe something to do with that I need my car to work so I can please help thank u