Can anyone help car radio code for renault grand scenic?

Can anyone help me find the code to reset my radio on the grand scenic please?

Info on stereo sticker reads as follows
Model - RENRDW132-10
M176 - Security
RNRD0450184838
Prod No - FD0805190184838
8200300859TM176

Any help/advice or where to go would be greatly received - I can't go on without the radio to drown out my boys humming the star wars tune everywhere we drive!!

Elaine
January 2012