2006-2012 Honda TRX90 TRX90EX/X Service Manual, Page 262Get this manual
ELECTRIC STARTER
SERVICE INFORMATION
GENERAL
Always turn the ignition switch to OFF before servicing the starter motorThe motor could suddenly start, causing serious injury The starter motor can be serviced with the engine in the frame When checking the starter system, always follow the steps in the troubleshooting (page 16-4) weak battery may be unable to turn the starter motor quickly enough, or supply adequate ignition current If the current is kept flowing through the starter motor to turn it while the engine is not cranking over, the starter motor may be damaged For starter clutch service, See page 10-7