anybody know what this is?

[dsiew]

guys, found this in my car today, was wondering anybody knew what it is and what's it for?

 

[Trung]

Found what :?: :roll:

 

[herts62]

Diagnostics port

 

[Adz]

Herts62 is correct.. this is the main interface to the ecu and immobilser (if fitted) system. Known as an OBD Type II socket, it allows a computer to interface with the ECU and check/reset fault codes and make adjustments to the cars electronic systems.. :-k