KYMCO ZX/SCOUT 50 Service Manual page 30

2
. GENERAL INFORMATION
STARTER MOTOR
1. Starter motor won't turn
Inspection/Adjustment
Check operation of
stop switch by
applying brake.
Check battery circuit
by operating turn
signals.
Check operation of
starter relay by
depressing starter
button.
Connect starter
motor directly to
battery.
2. Starter motor turns slowly or idles
Inspection/Adjustment
Check battery circuit
by operating turn
signals.
Connect starter
motor directly to
battery.
Rotate crankshaft.
3. Starter motor does not stop turning
Inspection/Adjustment
Turn ignition switch
OFF.
Symptom
Stoplight comes on
Signals operate
properly
Relay operates
properly
Starter motor turns
Symptom
Signals operate
properly
Starter motor
turns slowly
Turns easily
Symptom
Not stopped
Stoplight does not
come on
Signals dim, remain
on or don't operate
Relay does not
operate
Starter does not turn
Signals dim, remain
on or don't operate
Starter motor
turns normally
Hard to turn
Stopped
ZX / SCOUT
Probable Cause
Burned out fuse
Weak or dead battery
Faulty stop switch
Loose or disconnected
connector
Broken or shorted ignition
switch wire
Faulty or weak battery
Poor starter button connection
Faulty starter relay
Loose or disconnected
connector
Faulty starter motor
Faulty wire harness
Probable Cause
Weak or dead battery
Loose or disconnected
connector
Faulty starter relay
Seized cylinder
Broken or shorted starter
motor cable
Faulty starter pinion
Probable Cause
Faulty starter pinion
Starter relay shorted or stuck
closed
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