본 발명은 HEV(Hibrid Electric Vehicle) 차량에서 OBD(On-Board Diagnostic) 제어기가 통신라인으로 배터리와 연결되어 있고, 상기 OBD 제어기 입력부 전압을 상기 배터리 전압과 비교하여 상기 OBD 제어기 시스템의 고장을 진단하는 HEV 차량의 OBD 제어기 시스템의 고장 진단 방법으로서, 본 발명에 의하면, OBD 제어기의 입력전압 측정회로나 제어기 자체의 이상시 진단 가능하다.

    A malfunction of an on-board diagnostic (OBD) controller system is diagnosed by comparing a voltage of an input part of an OBD controller with a voltage of a battery. The OBD controller is connected to the battery through a communication line in the HEV. When an input voltage measuring circuit or the controller is malfunctioning, the malfunction is diagnosed.


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    Title :

    HEV OBD METHOD OF DIAGNOSING MALFUNCTION OF OBD CONTROLLER SYSTEM OF ELECTRIC VEHICLE


    Additional title:

    HEV 차량의 OBD 제어기 시스템의 고장 진단 방법


    Contributors:

    Publication date :

    2024-04-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr



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