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Hybrid vehicle and method of controlling hybrid vehicle

  • US 10,183,675 B2
  • Filed: 12/20/2017
  • Issued: 01/22/2019
  • Est. Priority Date: 12/22/2016
  • Status: Active Grant
First Claim
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1. A hybrid vehicle comprising:

  • an engine;

    drive wheels;

    a starter motor configured to start up the engine;

    an auxiliary battery configured to supply electric power to auxiliary machines including the starter motor;

    a motor generator configured to be coupled to the drive wheels;

    a clutch configured to couple the engine and the drive wheels to each other;

    a notification apparatus configured to notify a user of information regarding the hybrid vehicle; and

    an electronic control unit configured to execute one of first engine start-up control and second engine start-up control to start up the engine, the first engine start-up control being control for starting up the engine using the starter motor, and the second engine start-up control being control for starting up the engine by coupling the engine and the drive wheels to each other using the clutch while the hybrid vehicle is traveling, andthe electronic control unit being configured to notify the user of information for prompting the user to stop the hybrid vehicle in a predetermined notification mode using the notification apparatus, when following conditions i) and ii) are both satisfied while the hybrid vehicle is performing electric traveling using the motor generator with the engine stopped,i) the electronic control unit determines that the motor generator is in a malfunctioning state, and the engine needs to be started up, andii) the electronic control unit determines that a vehicle speed of the hybrid vehicle is lower than a threshold.

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