一辆解放CA141汽车,回场后,关闭点火开关,发动机不能熄火。而该车水温表指示正常,且电源、油压指示灯均亮,只是在关闭开关时,各指示灯变得稍暗些,拆下点火开关上述现象依然。于是我们对仪表和点火系进行了仔细检查, A liberation CA141 car, back to the field, turn off the ignition switch, the engine can not turn off. The car water temperature gauge indicates normal, and power, hydraulic indicator light, but the switch is turned off, the lights become slightly darker, remove the ignition switch above phenomenon still. So we examined the instrument and ignition system carefully,