故障现象一辆行驶里程约为1.1万km的2014年4月产东风悦达起亚K3车,车主反映,该车停车后拉起驻车制动器,4个车门的闭锁器一直不停地解锁和闭锁。故障诊断接车后,首先确认故障现象,在车辆停稳后拉起驻车制动器,观察仪表盘,仪表盘上显示4个车门及行李箱门均未关(图1),且4个车门的闭锁器一直不停地解锁和闭锁,这说明车主反映的故障确实存在,但如果把驻 Trouble phenomenon A mileage of about 1.1 million km in April 2014 produced KIA K3 Dongfeng Yueda, the owner said the car parked after pulling the parking brake, four door latch has been constantly unlocked and locked . Troubleshooting After the car is received, first confirm the fault phenomenon, pull the parking brake after the vehicle is parked, observe the dashboard, the dashboard shows 4 doors and trunk doors are not closed (Figure 1), and 4 doors Stopper has been constantly unlocked and locked, indicating that the owners reflect the failure does exist, but if the resident