Run sled out shop made short loop around block found brake handle loose turned around to fix rode up to door shut sled off to open door now it starts poor no or low voltage going to af gauge and will not engage rev, sometimes take 3-4 pulls to start. unhooked all extras (fuel pump , gauges) still know diff. unhooked handle bar plug in to still no diff. two wire plug at front of tank some people tie in for power still has voltage. unhooked rev. moter to check for shorted moter no diff. sled will idle low and sound a little diff when it runs, checked ground wire at base of handle bar hoop its ok. I wonder if stater weak anybody have any ideas.