纯电动汽车无法上电故障诊断与排除

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摘 要：纯电动汽车无法上电故障为常见故障，其故障涉及部件较多，故障原因复杂，排除故障较为困难。本文分析了纯电动汽车整车上电流程，总结出上电失败故障原因及排除方法，为新能源汽车检修人员排除此类故障提供参考。

关键词：纯电动汽车 上电流程 故障诊断

Fault Diagnosis and Troubleshooting of the Power Failure of Pure Electric Vehicles

Chi Zhenkun，Dai Lu，Li Yang

Abstract：The failure of pure electric vehicles to power on is a common fault， which involves many components. The cause of the fault is complex， and it is difficult to eliminate the fault. This paper analyzes the power-on process of pure electric vehicles， summarizes the causes and troubleshooting methods of power-on failure， and provides reference for new energy vehicle maintenance personnel to eliminate such faults.

Key words：pure electric vehicle， power-on process， fault diagnosis

1 引言

在国家政策的大力扶植下及新能源企业的不懈努力下，新能源汽车价格逐渐降低、安全性与经济性不断提升，逐渐被广大消费者接受，保有量逐年攀升。（剩余4085字）