Patent ID: 8843264
Filing Date: 2014-09-23
Classification: B60W

Abstract:
1. A method for operating a motor vehicle having a motor vehicle drive system, the method comprising: noting an occurrence including a critical operating state of the motor vehicle drive system, the critical operating state including a failure in a first actuator of the motor vehicle drive system, the motor vehicle drive system comprising at least one of an internal combustion engine and electric motor, the first actuator including at least one of a throttle valve, an intermittent charge valve, an injection valve, or a spark plug; then, during a first time period, automatically signaling the occurrence to a driver of the motor vehicle by implementing a reaction of the motor vehicle drive system perceptible to the driver, the reaction of the motor vehicle drive system including oscillation of a second actuator of the motor vehicle around a predetermined set position, the second actuator affecting a torque or rpm of at least one of the engine and electric motor of the motor vehicle; and at the end of the first time period, automatically implementing a limited operation of the motor vehicle.