Eton America Matrix R4-150, Service Manual

Page: 71 / 74

11. ELECTRICAL SYSTEM
11.1 TROUBLESHOOTING
ENGINE STARTS BUT STOPS

IMPROPER IGNITION TIMING

FAULTY SPARK PLUG
NO SPARK AT PLUG

ENGINE STOP SWITCH AT “ OFF “

FAULTY IGNITION COIL

FAULTY GENERATOR

FAULTY CDI UNIT

POOLY CONNECTED:
o
Between CDI and ignition coil
o
Between alternator and CDI unit
o
Between CDI and engine stop switch
o
Between ignition coil and spark plug
o
Between generator and CDI unit
ENGINE STARTS BUT RUNS POORLY

IGNITION PRIMARY CIRCUIT
o
Faulty generator or CDI unit
o
Faulty alternator exciter coil
o
Loosen contacted terminals
o
Faulty ignition coil

IGNITION SECONDARY CIRCUIT
o
Faulty plug
o
Loosen contacted spark plug wire

IMPROPER IGNITION TIMING
o
Faulty generator or CDI unit
CHARGING SYSTEM FAILURE

LOOSE, BROKEN OR SHORTED WIRE

FAULTY ALTERNATOR

FAULTY IGNITION SWITCH

LOOSE BATTERY CONNECTION
ENGINE INTERMITTENT POWER

LOOSE CHARGING SYSTEM CONNECTION
STARTER MOTOR WILL NOT TURN

DEAD BATTERY

FAULTY IGNITION SWITCH

LOOSE OR DISCONNECTED WIRE
STARTER MOTOR AND ENGINE TURN,
BUT ENGINE DOES NOT START

FAULTY IGNITION SYSTEM

ENGINE PROBLEMS
FAULTY ENGINE STOP SWITCH