B60R 25/25 - Definition 
Definition statement
This subclass covers:
Systems where the vehicle fitting to prevent theft or unauthorised use is turned on or off by means of a biometric identification device, e.g. fingerprint reader, iris reader, voice recognition, face recognition.
Examples:
vehicle access by iris recognition 
vehicle access by fingerprint recognition 
Informative references
Attention is drawn to the following places, which may be of interest for search:
Methods or arrangements for recognising patterns per se, e.g. fingerprints | G06K 9/00 |