air bag light on....

hi all.......havn't been on the forum lately........well, n e wayz....here`s my prpblem.....my airbag light has been lit....and i`ve brought my max to the dealer and many shops, but they couldnt seem to figure out the problem with the mini handheld computer.....would it be the harnesses that is causing the problem?....than u`ll....!!:D :confused: :rolleyes: