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故障现象一辆2011款波罗轿车,行驶里程约为3万km,有时按下遥控器上的解锁按钮,中控门锁无反应。故障诊断试车发现,第1次按下遥控器上的解锁按钮,中控门锁大多能解锁,但慢速连续进行解锁、闭锁操作约12次,或者快速连续进行解锁、闭锁操作约3次,中控门锁便不再响应遥控器的解锁或闭锁指令,此时用钥匙机械打开左前车门或行李箱,然后再关闭,或者等待一段时间,中控门锁又能响应遥控器的解锁或闭锁指令。分析上述测试结果,推断车身控制单元(J519)损坏或相关线路存在虚接。更换J519并编码后试车,慢速连续进行解锁、闭锁操作约15次后,中控门锁又不能响应遥控器的解锁或闭锁指
Symptoms A 2011 Polo sedan, mileage of about 30,000 km, and sometimes press the unlock button on the remote control, the control door lock no reaction. Diagnostic test found that the first press the unlock button on the remote control, the central locking most of the locks can be unlocked, but the slow continuous unlock, lock operation for about 12 times, or fast continuous unlock, lock operation about 3 times, Central locking will no longer respond to the remote control to unlock or lock command, then open the left front door or trunk with a key mechanical, and then closed, or wait for a period of time, the central locking can respond to the remote control to unlock or lock instruction. Analysis of the above test results, concluded that the body control unit (J519) is damaged or related lines virtual connection. Replace J519 and coding test, slow continuous unlock, lock operation about 15 times, the control door lock can not respond to the remote control unlock or lock finger