An electric brake booster vacuum pump of a vehicle has a deactivation level determined according to a percentage of maximum available vacuum at the instant altitude of the vehicle. The activation level may be determined in the same way. The invention provides for earlier on-switching of a vacuum pump at altitude, while ensuring that the off-switching value is achievable at low atmospheric pressure.


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    Title :

    METHOD OF CONTROLLING VACUUM PUMP FOR VEHICLE BRAKE BOOSTER


    Additional title:

    VERFAHREN ZUR STEUERUNG EINER VAKUUMPUMPE FÜR EINEN FAHRZEUGBREMSKRAFTVERSTÄRKER
    PROCÉDÉ DE COMMANDE DE POMPE À VIDE POUR SERVOFREIN DE VÉHICULE


    Contributors:

    Publication date :

    2018-05-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



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