電動(dòng)汽車(chē)動(dòng)力總成驅(qū)動(dòng)電機(jī)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(lèi)與快速識(shí)別

1.1 驅(qū)動(dòng)電機(jī)常見(jiàn)故障現(xiàn)象

驅(qū)動(dòng)電機(jī)的典型故障現(xiàn)象主要包括異響振動(dòng)、動(dòng)力驟降及過(guò)熱三類(lèi)。（剩余3152字）