A control system for a power transmission unit to start an engine by a motor even if one of the engagement elements cannot be engaged or disengaged. If a rotational speed of the engine cannot be raised to a predetermined speed during motoring even if sending out an initial command for disengaging one of the engagement elements while engaging other engagement element, the control system sends out an alternate command for engaging said one of the engagement elements while disengaging said other engagement element to bring the engine into an allowable condition to be started.


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    Title :

    CONTROL SYSTEM FOR POWER TRANSMISSION UNIT


    Contributors:

    Publication date :

    2016-11-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F02N STARTING OF COMBUSTION ENGINES , Anlassen von Brennkraftmaschinen / 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 / F16H Getriebe , GEARING / 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



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