故障现象 一辆三菱轿车,冬季行驶时行驶不到1km,发动机就“咕咚、咕咚”逐渐熄火;再次起动发动机,没行驶多远又熄火。回场后原地试车,发动机在低速时工作正常,中、高速时又熄火,急加速时现象更明显。 故障排除 首先判断是化油器故障。拆下分解检查,发现化油器主供油装置内部有脏物,清除脏物;再检查加速泵及其它部位均正常,调整后装复试车,故障现象仍 Symptoms A Mitsubishi sedan, less than 1km driving in winter, the engine “Clumsy, Gudong” gradually flameout; start the engine again, did not drive far and turn off. After returning to the scene of the test run, the engine is working properly at low speed, turn off at medium and high speed, the phenomenon of rapid acceleration more obvious. Troubleshooting First determine the carburetor failure. Remove the decomposition inspection and found that the carburetor oil supply device internal dirt, remove dirt; then check the acceleration pump and other parts are normal, adjusted after the installation of retesting the vehicle, the phenomenon is still