1990 honda trx 300 have tried to find a repair manual for this bike . to no avail. need a starting wiring diagram or specs. on testing cdi, ign coil, stator and p.u. coil. need ohms and resistance values on complete starting system . i have no spark @ plug and i have tested everything i can w/o any luck. thank you. parked it in garage , shut it off, and went back later and it turns over but no spark @ plug. to poor to take it to shop. help if u can . have neutral light on, run sw is on,key is on , just dont know what the readings are for each pc. of starting system (test results) to determine whats bad ...