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故障现象一辆2010年产丰田凯美瑞车,搭载1AZ发动机和自动变速器,不配置智能进入和起动系统,累计行驶里程约为9万km,因空调系统组件蒸发器泄漏,在修理厂更换后,出现无线门锁控制系统失效而进厂检修。故障诊断接车后试车验证故障,操作遥控发射器上的锁止和开锁按钮,门锁电动机不能作动,危险警告灯不闪烁,确认故障现象属实。连接故障检测仪,读取故障代码,主体ECU未存储任何故障代码。结合该车的故障现象以及以往的维修经验进行分析,初步判断故障的原因可
Fault phenomenon An 2010 Toyota Camry car, equipped with 1AZ engine and automatic transmission, not equipped with intelligent entry and starting system, the cumulative mileage of about 90,000 km, due to leakage of air-conditioning system components evaporator, after the replacement of the repair shop, there Wireless door lock control system failure into the factory overhaul. Fault diagnosis After the test car to verify the fault, the remote control transmitter to operate the lock and unlock button, the door lock motor can not be actuated, the hazard warning light does not blink to confirm the fault is true. Connect the fault detector, read the fault code, the body ECU does not store any fault code. Combined with the phenomenon of the car and the previous maintenance experience analysis, the initial reason for the fault may be