is there any BAPI to rlease the Maintenace order

Hi experts,

i want to do BDC for IW31 tcode.

i wnat to set the user status for this i am using

STATUS_CHANGE_EXTERN FUNCTION MODULle .

but as manually once i release the order only i can set teh user status.

here i am using function module, my Functional comsultant asking to release the order first and then set the user status as online(manual) creation.

how to do please help me?