Diagnostics - Yamaha TT600R Service Manual

DIAGNOSTICS

•
THE FLASHER LIGHTS, BRAKE LIGHT AND/OR WARNING LIGHTS FAIL TO TURN ON.
•
THE HORN FAILS TO SOUND.
Procedure
Check:
1. Fuse
2. Battery
3. Main switch
4. Harness connections (entire system of con-
nections)
NOTE:
•
Before starting inspections, remove the following parts:
1. Seat
2. Rear cowling
3. Cowling (headlight)
4. Tail light cover
•
To check for operating faults use the following special tools.
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?
2. Battery.
•
Check the condition of the battery.
Refer to "CHECKING AND CHARGING
THE BATTERY" in Chapter 3.
Min. open-circuit voltage:
12.8 V or more at 20°C (68°F)
•
Is the battery OK?
YES
YES
*
SIGNAL SYSTEM
NO
Replace the fuse.
NO
•
Clean the battery terminals.
•
Recharge or replace the battery.
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