1997-2001 Honda TRX250 Fourtrax Recon Service Manual, Page 288Get this manual
BAITERYCHARGING SYSTEM 2Battery overcharging (regulated voltage too high)
Measure the cha rging voltage with the battery fully charged and in good condition (page 16-6)
Correct -
Faulty battery
Regulated voltage greatly exceeds the standard value
Check the continuity between the ground line and frame of the regulator rectifier connector (page 16-8)I