Troubleshooting - Honda NX250 1989 Manuals

I

TROUBLESHOOTING

NOTE
• If the battery is overcharged, check for —
— Loose or poorly connected black wire terminal at the regulator/rectifier 3P connector
— Open circuit in black wire
— Faulty regulator/rectifier
Battery undercharged
Perform the leakage current inspection (page
15-4).
NORMAL
1
Start the engine and perform the regulated volt-
age inspection (page 15-5).
LOW VOLTAGE
(SAME AS BATTERY VOLTAGE)
1
i
Measure the voltage between the R/W (+) and G
(—) wires and Bl and G (with ignition switch ON)
of the regulator/rectifier connector (wire har-
ness side).
BATTERY VOLTAGE MEASURED
i
Check the alternator stator coil (page 15-4).
NORMAL
1
Check the regulator/rectifier by itself Ipage 1 5-
5).
NORMAL
ABNORMAL
Open or short circuit in wire haness
• Loose connector
REGULATED
Faulty battery
NO VOLTAGE
Open or short circuit in wire harness
• Loose connector
•
OUT OF
ORDER
Faulty stator coil
ABNORMAL
Faulty regulator/rectifier
••• Loose connector
BATTERY/CHARGING SYSTEM
16-3