Signals transmission system inside a vehicle

The system has a cordless radio connection based on the Bluetooth standard and the transmission is carried out between mechatronic modules of the vehicle. The transmission can be carried out between buttons on the steering wheel and an evaluation unit in the vehicle, between buttons and actuator motors or between a wiper switch and a wiper motor, etc. AN Independent claim is also included for the following: a vehicle, especially a motor vehicle, with an inventive system.