ohm your injectors make sure they ohm at or around 12-14 i no i had a "misfire problem that was intermittent for 2 days before i said whoa there bessie im not risking my sweet lil ride for a couple more hours at worka nd i sat down and found out i had to bad injectors so ohm them and be safe rather then sorry if you ned help on how to do this ill gladly telyou or you can do a little research ;)