Method and system for checking availability of an online function of a voice recognition system in a motor vehicle. A communication connection is provided between a communication interface in the motor vehicle and an external device, where it is determined whether the provided communication connection exists or has been interrupted at a current time. If the communication connection exists, a check is carried out in order to determine whether the online function of the voice recognition system of the motor vehicle is available via the existing communication connection. If the online function is not available and/or the communication connection has been interrupted, a notification describing a lack of availability of the online function of the voice recognition system is provided in the motor vehicle. The notification is provided irrespective of actual activation and/or use of the voice recognition system.