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guang qi feng tian kai mei rui gu zhang liu li
Author(s): 
Pages: 49-52
Year: Issue:  9
Journal: Auto Maintenance

Keyword:  制动片连接器故障现象故障原因故障诊断点火开关发动机故障制动钳左后轮控制面板;
Abstract: <正>一、凯美瑞后轮制动片单侧偏磨行驶里程:112890km。故障现象:一辆凯美瑞240G,客户车辆在保养过程中发现后轮两侧制动片磨损相差较大,异常现象较为明显。询问客户得知,该制动片刚换不到20000km。为什么会磨损这么快,客户要求我们尽快找出问题。故障诊断:通过确认后轮制动片,的确存在左后和右后两侧磨损异常情况(如图1所示)。故障可能原因有:①左后轮制动拖滞;②左后轮制动分泵回位不好;③制动钳回位销不回位或回位异常;④制动钳固定支架变形;⑤制动片质量不好;⑥错误的安装方法等。
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