Control system for hybrid vehicle
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United States of America Patent
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Mar 6, 2018
Grant Date -
Mar 9, 2017
app pub date -
Aug 31, 2016
filing date -
Sep 8, 2015
priority date (Note) -
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Abstract
A control system may include a first electronic control unit programmed to control the engine and a second electronic control unit programmed to control the rotary electric machine. The second electronic control unit may be programmed to output an engine command signal to the first electronic control unit through communication with the first electronic control unit. The first electronic control unit may be programmed to control the engine in accordance with the engine command signal received from the second electronic control unit, when a communication abnormality with the second electronic control unit does not occur; and to execute fixing operation control in which the engine is controlled such that at least one of speed, output power, and output torque of the engine becomes a corresponding fixed value, when the communication abnormality with the second electronic control unit occurs.
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