Thankyou, It has no spark at all I have tried to do a process of elimination, Checked Coil - Re/rec resistance with multi meter. Is there a post i could check what readings im looking for ? Also about to check Killswitch i understand you can bridge it to be sure its not that ? (spark plug is new... ...

Hi , names Lucas, I own A CRM250 AR Hoping to get some info on CDI