论文部分内容阅读
故障现象一辆2014年产上海大众途安车,搭载1.4TSI发动机和7挡双离合变速器,行驶里程约为2万km。据驾驶人反映,在使用遥控器或驾驶人侧中控门锁开关对车门进行闭锁操作时,4个车门能正常锁止,但燃油箱盖锁却会自动弹开:在使用遥控器或驾驶人侧中控门锁开关对车门进行解锁操作时,后侧车门无法解锁。故障诊断接车后试车验证故障,故障现象确实存在。连接故障检测仪对车辆进行检测,无故障代码存储(图1)。由于故障现象比较特别,且涉及到多个执行元件,梳理上述
Fault phenomenon A 2014 Shanghai Volkswagen Touran car, equipped with 1.4TSI engine and 7-speed dual-clutch transmission, mileage of about 20,000 km. According to the driver reflected in the use of the remote control or driver’s side door lock switch to lock the door, the four doors can be properly locked, but the fuel tank cap lock will automatically pop open: the use of the remote control or driving Man-side central locking switch When the door is unlocked, the rear door can not be unlocked. Troubleshooting After the test car to verify the fault, the fault does exist. Fault detector connected to the vehicle testing, fault-free code storage (Figure 1). As the phenomenon of the more special fault, and involves multiple actuators, carding the above