Troubleshooting - Suzuki GSF1200S 2001 Service Manual

6-28 ELECTRICAL SYSTEM
TROUBLE SHOOTING
No spark or poor spark
Check the ignition system couplers
for poor connections.
Correct
Measure the battery voltage
between input lead wires (O/Y and
B/W) at the ignitor with the ignition
switch in the "ON" position.
Correct
Measure the ignition coil primary
peak voltage. ( 6-29)
NOTE: The ignition coil peak voltage
inspection method is applicable only
with the multi circuit tester and the
peak volt adaptor.
Incorrect
Inspect the ignition coils.
( 6-30)
Correct
Measure the signal generator peak
voltage and resistance. (
NOTE: The signal generator peak
voltage inspection is applicable only
with the multi circuit tester and the
peak volt adaptor.
Correct
* Check that the transmission is in neutral and the
Looseness
Incorrect
Correct
Incorrect
Incorrect
6-31)
engine stop switch is in the "RUN" position.
Grasp the clutch lever. Check that the main fuse
is not blown and the battery is fully-charged before
diagnosing.
Poor connection of couplers.
Faulty ignition switch
Faulty turn signal/side-stand relay
Faulty engine stop switch
Broken wire harness or poor
connection of related circuit couplers
Inspect the spark plugs. (
Correct
Poor connection of the
spark plug cap(-s).
Faulty ignition coil(-s)
Faulty signal generator
Faulty ignitor
Poor connection of ignition couplers.
2-6)
Incorrect
Faulty spark plugs