Ignition System; Troubleshooting - Suzuki AN400 Service Manual

IGNITION SYSTEM

ECM
CKP
Sensor

TROUBLESHOOTING

No spark or poor spark
NOTE:
Make sure the engine stop switch is in the "RUN" position and side-stand is in up-right position. Make sure
the fuse is not blown and the battery is fully-charged before diagnosing.
Step1
1) Check ignition system couplers for poor connections.
Is there connection in the ignition switch couplers?
YES Go to Step2.
NO Improper coupler connection.
Power
source
circuit
Wave from
arrangement
circuit
CPU
TP WT
Sensor Sensor
ELECTRICAL SYSTEM
Engine
Turn signal/
stop switch
side-stand relay
lgnition coil
8-21
lgnition fuse
lgnition switch
Main fuse
Battery