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故障现象一辆东南戈蓝车遥控钥匙按锁止按钮和解锁按钮,车辆均无反应,危险警告灯也不闪烁;车内中控门锁操作良好。故障诊断接车后首先验证故障现象,属实。检查发现该车加装了铁将军。连接故障检测仪进行测试,无异常。根据故障现象对遥控防盗系统进行重点排查。为避免干扰,拆除了加装的铁将军。鉴于车内中控门锁操作良好,基本判定车辆防盗系统执行器正常,故障可能出现在防盗ECU或车身控制ECU(ETACS)。进一步检查发现,车辆的阅读灯、仪表背景灯、车门开启标志、钥匙孔照明等多处电路出现不工作或工作不正常(不
Symptom A remote control key to a southeast Gelan car by pressing the lock button and unlock button, the vehicle no response, the danger warning light does not blinking; car central locking operation is good. Fault diagnosis After the first verification of the fault phenomenon, is true. Check that the car was installed iron General. Connect the fault tester for testing, no abnormalities. According to the phenomenon of failure of the remote control anti-theft system for investigation. To avoid interference, remove the installed iron General. In view of the car central locking operation is good, the basic decision of the vehicle anti-theft system actuator normal, failure may appear in the theft ECU or body control ECU (ETACS). Further inspection found that the vehicle reading lights, instrument backlighting, door opening signs, keyhole lighting and many other circuits appear not working or not working properly (not