Yamaha FZ8NA Service Manual page 32

3. The ABS warning light comes on while riding.
If the ABS warning light comes on while riding, a malfunction has been detected in the ABS. The
ABS hydraulic control will not be performed. The ABS will have recourse to manual braking if this
occurs.
a. ABS warning light
4. The ABS warning light flashes while riding.
If the ABS warning light flashes while riding, there is no problem with the function of the ABS.
However, the ABS ECU input has unstable factors. (For details, refer to "ABS TROUBLE-
SHOOTING OUTLINE" on page 8-135.)
TIP
The ABS warning light comes on or flashes if the vehicle is ridden with the test coupler adapter con-
nected to the ABS test coupler.
a. ABS warning light
b. Comes on
5. The ABS warning light "1" flashes and a fault code "2" is indicated on the multi-function display
when the test coupler adapter "3" is connected to the ABS test coupler "4" for troubleshooting the
ABS.
When the test coupler adapter is connected to the ABS test coupler, the ABS warning light starts
flashing and the multi-function display indicates all the fault codes recorded in the ABS ECU.
Test coupler adapter
90890-03149
TIP
The ABS warning light comes on or flashes if the vehicle is ridden with the test coupler adapter con-
nected to the ABS test coupler.
b. Comes on
c. Goes off
d. Unstable ABS ECU input
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