how can i bypass my immobiliser?

i have a 1997 p reg renault megane 1600cc.
the immobiliser has just went of for no reason, the remote has a new good battery, but it wont open or close the doors, it wont put the dash light of and the car wont start.
can you help please
gus hitchens.
gus hitchens, June 2006


done
check the fuses in the car there is one in there that gives this fault

rac services, March 2007
http://www.automotiveelectronics.co.uk/index.php?f=data_bypass_modules&a=1 These maybe able to help

Ed, August 2006
link Click here to see other fixes for Renault.