ELEC
IGNITION SYSTEM
7-13
DIAGNOSTICS
IF THE IGNITION SYSTEM WERE TO STOP WORKING
(NO OR INTERMITTENT SPARK)
Procedure
Check:
1. Fuse
2. Battery
3. Spark plug
4. Amplitude of ignition spark
5. Spark plug cap resistance
6. Ignition winding resistance
7. Main switch
8. Engine stop switch
9. Sidestand switch
10. Neutral switch
11. Clutch switch
12. Pick-up coil resistance
13. Wiring connections (whole connection sys-
tem)
NOTE:
Before making the inspections mentioned, remove the following parts:
1. Seat
2. Rear cowling
3. Fuel tank
4. Cowling (headlight)
•
To check functioning defects use the following special tools.
Dinamic spark tester:
P/N. 90890-06754
Pocket tester:
P/N. 90890-03112
1. Fuse
•
Check the fuse for continuity.
Refer to “CHECKING THE FUSES” in
Chapter 3.
•
Is the fuse OK?
YES
2. Battery
•
Check the condition of the battery.
Refer to “CHECKING AND CHARGING
THE BATTERY” in Chapter 3.
Min. open-circuit voltage:
2.8 V or more at 20°C (68°F)
•
Is the battery OK?
NO
Replace the fuse.
NO
•
Clean the battery terminals.
•
Recharge or replace the battery.
YES
*
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