KYMCO Mongoose/KXR 250

1. GENERAL INFORMATION
1-25
Mongoose/KXR 250
POOR CHARGING (BATTERY OVER DISCHARGING OR OVERCHARGING)
Undercharging
Dead battery
Faulty battery
Faulty A.C. generator coil
Broken yellow wire
Shorted pink and yellow
wires
Broken red wire
Faulty regulator/rectifier
Poorly connected coupler
Faulty A.C. generator
Overcharging
Broken green wire
Poorly connected coupler
Faulty regulator/rectifier
Start engine and tes
t
limit voltage of battery
terminals
Connect battery (+) wire
to regulator/rectifier
coupler red wire and
battery (-) wire to engine
g
round and test volta
g
e
Inspection/Adjustment
Inspection/Adjustment
Symptom
Symptom
Probable Cause
Probable Cause
Normal voltage
B
attery
h
as vo
l
tage
with ignition
switch “ON”
Normal
Voltage does no
t
increase
B
attery
h
as no
voltage with ignition
switc
h
“ON”
Resistance too high
Normal voltage No voltage
Measure resistance
between AC generator
coil terminals
Normal
Abnormal
Check regulator/rectifier
coupler for loose
connection
Normal
Abnormal
Connect battery (+) wire
to regulator/rectifier
coupler green wire and
battery (-) wire to engine
g
round and test volta
g
e
Check regulator/rectifier
coupler for loose
connection