PROBLEM TO BE SOLVED: To provide a vehicular electronic control device capable of preventing erroneous determination, when permanent diagnostic information is read out using an external tool, it is determined by erroneous determination that abnormality occurs.SOLUTION: A non-volatile memory 5 can store permanent diagnostic information (PDTC) in a non-volatile state. The non-volatile memory 5 stores a current destination as a current destination value. A CPU 2 determines whether or not a DTC is proper as the PDTC, according to the current destination value, for preventing storage of the DTC in advance. The CPU 2 prevents unsuitable PDTC from being outputted to an external tool 11 even the unsuitable PDTC is stored in the non-volatile memory 5.

    【課題】外部ツールを使用してパーマネントダイアグ情報を読み出したときに異常を生じているものと誤判断することを防止できるようにした車両用電子制御装置を提供する。【解決手段】不揮発性メモリ5はパーマネントダイアグ情報(PDTC)を不揮発的に記憶可能になっている。不揮発性メモリ5は現在の仕向け先を現在の仕向け値として記憶する。CPU2はこの現在の仕向け値に応じてDTCをPDTCとして適切か否か判定し、予め記憶させないようにする。またCPU2は適合しないPDTCが不揮発性メモリ5に記憶されていても外部ツール11に出力しないようにする。【選択図】図1


    Access

    Download


    Export, share and cite



    Title :

    VEHICULAR ELECTRONIC CONTROL DEVICE


    Additional title:

    車両用電子制御装置


    Contributors:

    Publication date :

    2015-11-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



    VEHICULAR ELECTRONIC CONTROL DEVICE AND CONTROL METHOD OF VEHICULAR ELECTRONIC CONTROL DEVICE

    KUROKAWA TOMOHIRO / KOBAYASHI KEISUKE | European Patent Office | 2015

    Free access

    VEHICULAR ELECTRONIC CONTROL DEVICE

    OKUBO SATORU / YAMAGUCHI NAOMICHI | European Patent Office | 2017

    Free access

    VEHICULAR ELECTRONIC CONTROL DEVICE

    SOYA RYUICHI | European Patent Office | 2017

    Free access

    VEHICULAR ELECTRONIC CONTROL DEVICE

    KOBAYASHI TAKUYA / FURUYA DAISUKE / TAKEI MASAYUKI | European Patent Office | 2022

    Free access

    VEHICULAR ELECTRONIC CONTROL DEVICE

    YOSHIDA KENJI | European Patent Office | 2018

    Free access