论文部分内容阅读
故障现象一辆江淮瑞风2.8柴油车(车辆型号为HFC6500KA2C8T1),搭载HFC4DA1-2B1发动机,累计行驶里程约为27万km。据驾驶人反应,该车行驶中发动机有时会自动熄火,且必须将点火开关置于OFF位后,才能重新起动着机。故障诊断与驾驶人沟通得知,发动机熄火没有任何规律性,有时早上发动机起动着机几分钟后就会突然熄火,有时在市区行驶中也会熄火,但在高速公路上行驶时熄火次数很少。同驾驶人路试了约20 km,发动机没有出现突然
Fault phenomenon A JAC Refine 2.8 diesel vehicle (vehicle model HFC6500KA2C8T1), equipped with HFC4DA1-2B1 engine, the cumulative mileage of about 270,000 km. According to the reaction of the driver, the engine may sometimes turn off automatically when the vehicle is traveling, and the ignition must be turned off before it can be restarted. Fault diagnosis Communication with the driver that the engine flameout without any regularity, and sometimes the engine start the engine a few minutes in the morning after a sudden turn off, and sometimes in the urban areas will turn off, but the number of flameout when driving on the highway is very less. About 20 km of road test with the driver, the engine did not appear suddenly