Troubleshooting - Honda 1998 VT750C Service Manual

BATTERY/CHARGING SYSTEM
TROUBLESHOOTING
Battery undercharging (voltage not raised to regulated voltage).
Measure the charging voltage with the battery _ Correct _ Check the battery current leakage (leak test,
fully charged and in good condition (page 16-6). page 16-8).
I
Correct
~
• Faulty battery
I
Incorrect
Standard regulated voltage is not reached when
the engine speed increases.
Disconnect the regulator/rectifier 6P connector
and recheck the battery current leakage.
I
Correct
I
Incorrect
~
• Shorted wire harness
• Faulty ignition switch
L..- . . . . .
Faulty regulator/rectifier
Check the voltage between the battery line and
ground line of the regulator/rectifier 6P -Incorrect - - - . • Shorted wire harness
connector (page 16-9), • Poorly connected connectors
Correct
!
Check the resistance of the charging coil at the
charging coil line ofthe alternator 3P connector f---Incorrect - - - . • Shorted wire harness
(page 16-9). • Faulty charging coil
I
Correct
I------------------. .
~
.
Faulty regulator/rectifier
16-3