It's a five digit code. Chances are that it is your code scribled in.

Anything to do with the front seats, the OBC, the instrument cluster, steering wheel, and perhaps the entire cruise control system (not sure) including all three pedals, are subject to the SRS light going off. Yes, you read that right: the front seats. Removing them without pulling power will cause the dreaded SRS light.

Well, I beat you by two paragraphs repentokyo