Lincoln Air bag code

I have a 95 Continental. With an air bag light on and it blinks out a 42 code before it remains on steady where do i start in order to find this problem. Gary

If this subject get's more urgent, and continues to go unanswered here, also try lol (http://www.lincolnsonline.com/cgi-bin/ultimatebb.cgi?ubb=forum&f=24) .