Hello people have there times a little problem my car was standing now two days Audi 80 2.3E then let him run a little bit was also very undertoury!? went then also off!? I then ran again quite normal to my radio to run a bit, then looked at my battery indicator and then went always lower up to 6 volts I then turned off the radio is still still fallen motor then I turned off too!? After that I wanted to try again went ni no more juice on it !? How can this happen now? I was still driving there and now once empty !? that can’t be or ?