K12 radio code 2008

Hi all, can anyone help? I brought a 2008 micra and the previous owner said they would send me the radio code.. 1 week later.. still no code..

Code on the bottom on system CL081670016921

serial No: PP3001MB 0016921

Part No: 276 0034 54

Any help will be much appreciated
Hi can anyone help me please. Had to change battery on car and don't know code.
Serial no is pp3001MB 0019459