ABS (ANTI-LOCK BRAKE SYSTEM)
8-116
EAS31139
[B-3] DELETING THE FAULT CODES
To delete the fault codes, use the Yamaha diagnostic tool. For information about deleting the fault
codes, refer to the operation manual of the Yamaha diagnostic tool.
Check that all the displayed fault codes are deleted.
Connecting the Yamaha diagnostic tool
Remove the protective cap “1”, and then connect the Yamaha diagnostic tool to the coupler.
EAS31140
[C-1] FINAL CHECK
Check all the following items to complete the inspection.
If the process is not completed properly, start again from the beginning.
2 Defective rear wheel sensor • Check that there is no short circuit between the gray
terminal “1” and the white terminal “2”.
• If there is a short circuit, the wheel sensor is defective.
Repair or replace the wheel sensor.
3. ABS ECU
4. Rear wheel sensor
3 Defective hydraulic unit assembly Replace the hydraulic unit assembly.
Refer to “ABS (ANTI-LOCK BRAKE SYSTEM)” on page
4-62.
Yamaha diagnostic tool
90890-03231
Fault code No. 64
Item Rear wheel sensor power supply (voltage of power supply is low)
Symptom
Power voltage supplied from the ABS ECU to the rear wheel sensor is
too low.
Order Item/components and probable cause Check or maintenance job
WB
GyW
R/W
R/L
WBB
WG
G/RW/Y
YGG
Br/W
L/RL/BB/L
B
B/G
1
2
3
4
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