電動汽車動力總成驅動電機及控制器故障
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【Abstract】Thisarticle proposes a troubleshooting method based on practical operation for typical faults in the drive motorandcontrollerof theelectricvehicle powertrain.Byclarifying theuse processof inspection tols，breaking down maintenance techniquesstep by step，and documenting typical case repair records，a technical guide that can be directly applied to the maintenance workshop is formed.
【Keywords】 drive motor；controller MCU；troubleshooting；powertrain
1典型故障現(xiàn)象分類與快速識別
1.1 驅動電機常見故障現(xiàn)象
驅動電機的典型故障現(xiàn)象主要包括異響振動、動力驟降及過熱三類。（剩余3152字）