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di ba dai suo na ta zhuan xiang deng gu zhang
Author(s): 
Pages: 92-95
Year: Issue:  9
Journal: Auto Maintenance

Keyword:  转向灯接线盒组合开关室内故障现象故障原因故障诊断交通事故电路分析指示灯;
Abstract: <正>故障现象:该车因为交通事故在外面修理厂维修后不久,右前侧转向灯始终常亮;车辆右后部转向灯不亮;不能通过开启组合开关右侧转向灯开关控制灯光;仪表右侧转向指示灯在开启转向后没有显示(如图1所示)。故障诊断:用诊断仪检测,结果如图2、图3所示。进行电路分析(如图4、图5所示)。首先,组合开关将转向信号送至室内接线盒。室内接线盒将转向灯开启信息发放到车身CAN线上,车辆仪表通过CAN接受信号并点亮指示灯。同时,室内接线盒点亮对应灯光,并检测相应线路是否正常。
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