80% of your posts are total tripe, as they are mostly replies to sh1te posts created by the morons that, unfortunately this forum attracts.
its normaly a handle operated cable for bonnet, i think you may have to take all the doors off and either re-solder your modules or replace them as it sounds like theres a loose/broke connection somewhere and you've checked for codes?
Yes there is a bonet sensor dunno where thou but I have been leavin my bonet open and it doesn't beep when lock is pressed