Troubleshooting - KYMCO 2006 MXU 500 Off-Road Owner's Manual

17
. BATTERY/CHARGING SYSTEM

TROUBLESHOOTING

Battery is damaged or weak
Remove the battery.
Check the battery condition.
Correct
Install the battery.
Check the battery current leakage.
Specified current leakage: 0.5 Ma
max
Correct
Check the alternator charging coil.
Standard: 0.1 – 0.3
Correct
Measure and record the battery
voltage using a digital multimeter.
Start the engine.
Measure the charging voltage.
Compare the measurements to result
of the following calculation.
Measured voltage < measured
charging voltage < 15.5 V
Incorrect
Perform the regulator/rectifier wire
harness inspection.
Correct
Faulty regulator/rectifier
Incorrect
Incorrect
Incorrect
(20°C/68°F)
Correct
Incorrect
Faulty battery
Disconnect the regulator/rectifier
connectors and recheck the battery
current leakage.
Incorrect
Faulty regulator/rectifier.
Shorted wire harness.
Faulty ignition switch.
Faulty charging coil.
Faulty battery.
Open circuit in related wire.
Loose or poor contacts of related
terminal.
Shorted wire harness
MXU 500
Correct
17-4