故障现象一辆行驶里程约为25万km的2006年款帕萨特领驭轿车,中控门锁和电动车窗升降器不能正常工作。此前也因为类似故障现象进行过维修,维修技术人员只是当作偶发性故障处理,但故障会反复出现。故障诊断接车后首先验证故障现象,接通点火开关,操控车内中央闭锁开关(E150),只有驾驶人侧车门的中控门锁能正常解锁和闭锁;操控驾驶人侧玻璃升降器开关,只有左前车门电动玻璃升降器能正常工作,其余车门的电动玻璃升降器均不工作;分别操控右前车门、左 Fault phenomenon A driving range of about 250,000 km Passat 2010 Passat sedan, central locking and electric window regulators do not work properly. Previously because of similar symptoms have been repaired, maintenance technicians only as a sporadic failure, but the failure will be repeated. Fault diagnosis After the first car to verify the phenomenon of failure, turn on the ignition switch, control the car central locking switch (E150), only the driver side door of the central control door locks to unlock and lock; control the driver side glass lifter switch, Only the left front door electric window regulator can work normally, the rest of the door electric window regulator do not work; respectively control the right front door, the left