i haven't driven my civic for about 7 months..i start it up three to four time a week for about 15 to 20....this one day i started up...it when it got idle and warm i gave it some gas and out of nowhere it stall like no gas was goin into the motor and the motor sound like it was dying and kept rocking back and forth...what could have cause the problem? anyone who know about something like that would help...when it at idel it sound normal but when you give it some gas it stall and then goes back to normal...

 

Your fuel isn't being burned properly. Could be a weak spark or more likely a rich mixture.