The invention discloses a vehicle-mounted electronic system and a fault diagnosis method thereof, a readable storage medium and a vehicle, the vehicle-mounted electronic system comprises a battery and an electronic control unit, and the method comprises the following steps: detecting the state of the vehicle-mounted electronic system; under the condition that the state of the vehicle-mounted electronic system meets at least one preset condition, first duration time is detected, the first duration time is duration time when the state of the vehicle-mounted electronic system meets the preset condition, and the preset condition comprises a first preset condition and a second preset condition; the first preset condition is a state condition corresponding to a safety critical fault of the battery, and the second preset condition is a state condition corresponding to an electronic and electrical fault of the electronic control unit; the fault type of the vehicle-mounted electronic system is determined according to the first duration time, preset first time and preset second time, the first time is the confirmation time corresponding to the safety critical fault, the second time is the confirmation time corresponding to the electronic and electrical fault, and the first time is longer than the second time.

    本发明公开了一种车载电子系统及其故障诊断方法、可读存储介质、车辆,车载电子系统包括电池和电子控制单元,方法包括:检测车载电子系统的状态;在车载电子系统的状态符合至少一种预设条件的情况下,检测第一持续时间,其中,第一持续时间为车载电子系统的状态符合预设条件的持续时间,预设条件包括第一预设条件和第二预设条件,第一预设条件是与电池的安全关键性故障对应的状态条件,第二预设条件是与电子控制单元的电子电气故障对应的状态条件;根据第一持续时间、预设的第一时间以及预设的第二时间确定车载电子系统的故障类型,其中,第一时间是安全关键性故障对应的确认时间,第二时间是电子电气故障对应的确认时间,第一时间大于第二时间。


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    Title :

    Vehicle-mounted electronic system and fault diagnosis method thereof, readable storage medium and vehicle


    Additional title:

    车载电子系统及其故障诊断方法、可读存储介质、车辆


    Contributors:
    KANG BIN (author) / LIU QIFAN (author) / TAN BINGHUI (author) / GU WENLIANG (author)

    Publication date :

    2024-09-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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