Process and apparatus for activation of an electronic circuit in an automobile

The method involves monitoring at least one region (20) of the vehicle's (10) surroundings with at least one sensor (18), which generates an activation signal if a person or an object enters the monitored region and transmits it to the electronic circuit and changes it from a first operating state into a second operating state. An especially keyless access authorization system can be changed from awaking state to a fully functional state. An independent claim is also included for the following: (a) an arrangement for activating an electronic circuit in a motor vehicle.