First, the first thing Check how much load sends your alternator, with everything on and rings, if this load is fine with everything off, that is to say, it has to send 13.5 volts approx in relief and with everything off, if this measurement is not good, it measures the load direct Battery to the positive of the alternator and try to see how you are doing, if the amperage or voltage meter does not work, which is this clock that you mention and gather their cables that is to say the两个到达同一曲丝部分的手表,如果没有任何可行的话,请尝试一下并继续尝试事物。