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故障现象一辆行驶了约5000km的2008年上海大众斯柯达明锐1.8T轿车(采用BYJ发动机),该车平时用遥控器开、关车门正常,但行驶在颠簸路面时,中控锁自动跳锁。故障诊断经过试车验证,当以超过15km/h的速度行驶在颠簸路面时,4个车门锁会发出“咔咔咔”的连续开关的响声。首先检查车门开关。打开车门,发现仪表上车门打开指示灯正常点亮;关闭车门后,车门显示灯灭,反复几次,外加振动车门,反应正常。连接VAS 5051B查看故障代码,转向柱电子装置中储存的故障为如图1所示。
Fault phenomenon A car driving about 5000km 2008 Shanghai Volkswagen Skoda Octavia 1.8T sedan (BYJ engine), the car usually with a remote control to open and close the door normal, but driving in the bumpy road, the central locking automatically jump lock. Fault Diagnosis After the test proved that when driving at a speed of more than 15km / h in the bumpy road, the four door locks will be issued “Kaka carbazole ” continuous switch sound. First check the door switch. Open the door and found that the instrument on the door to open the light is normal light; close the door, the door lights show off, repeated several times, plus vibration door, the reaction was normal. Connect the VAS 5051B to view the error code, and the fault stored in the steering column electronics is shown in Figure 1.