siren chirp

hi all

I installed  alarem and starter  command  start  cs-580i fm in acura tl 1996  every thing working good  exept i have one problem the siren dosnt chirp  during lock  unlock and when the alarem is triged but i get the confirmation on the remote that the alarm is triged  if someone open the doors but the sirn dosnt sound  the siren works  manualy i mean when i atached to the battry . i need help pleas

thanx

Is the brain giving voltage out on the siren output wire? Have you checked any of your wiring?

Does the siren work when you press the lock or unlock button for > 3 seconds ? If the siren works, then try this press truck button once within 3 seconds press lock or unlock button.