Last week the wife took the grandson riding the 98 E-Z-GO Workhorse 850. The cart died had to push it to the house. I tried to start it and it acted like the battery was dead so put charger on it. It wouldn't charge bought new battery put it in started an ran fine one time since then it won't start no fire to plugs. So i bought a new coil and it still doesn't start. Any ideas? it's a