really need some help!!

[dazza2468]

hello brought my first 106 the ignition barrel collapsed so brought another barrel didnt disconect the immobiliser as it clips on to the barrel the car will not start been told the barrel is coded is that correct as ive never heard of that i had an idea to just bypass the immobiliser and just have 2 switches from the barrel there are
1x blue wire
1x orange wire
1x yellow wire
3xred wires

could somebody identify them please!!!!!

really need help only brought her 2 days ago please people!!!

cheers
darren