Patent ID: 6870459
Filing Date: 2005-03-22
Classification: B60R

Abstract:
1. A method for initializing a theft protection system of an automobile, which comprises: sending a starting signal to a central control unit, for initiating an initialization; transmitting a challenge signal from the central control unit over a data line; sending identification code signals to the central control unit from control units connected to the data line and answering the challenge signal; providing at least one of the control units as an electronically coded plug part containing small electronics, and pluggably and releasably connecting the coded plug part to the data line in a location in the automobile being difficult to find; and storing all of the identification code signals or information regarding all of the answering control units in the central control unit as belonging to the theft protection system, for requesting identification code signals from all of the control units and checking them as to authorization, during future authentication operations.