If the fuse is good, check the wiring continuity as follows.
Disconnect: Battery Positive Cable (see Battery Removal in the Electrical System chapter) KIBS Hydraulic Unit Lead Connector (see KIBS Hydraulic Unit Removal in the Brakes chapter)

Check the wiring continuity between the positive cable terminal [A] of the battery and R/W lead terminal [B] in the KIBS Hydraulic Unit Lead Connector [C].
If the wiring is open, replace or repair the harness (see KIBS System Circuit in the Brakes chapter).
If the wiring is good, go to next step.

The KIBS motor relay is built in the KIBS Hydraulic Unit.
Therefore the relay cannot be checked directly.
If this service code appears even if all checks are ended, replace the KIBS hydraulic unit.
If the service code does not appear, the KIBS system normal (temporary failure).
Front, Rear Wheel Rotation Difference Abnormal Inspection (Service Code b
25)
Front Wheel Rotation Sensor Signal Abnormal (Service Code b 42)Battery Removal
Remove the rider’s seat (see Seats
section in the GENERAL INFORMATION
chapter).
Turn the ignition switch to “OFF� and
disconnect the (–) cable from the battery.
Remove the red cap form the (+) terminal,
and disconnect the (+) cables
from the battery.
NOTE
The battery is ...
Tie-Rod Removal
Squeeze the brake lever slowly and hold it with a band
[A].
Remove the front footpeg bracket bolts [A].
Raise the rear wheel off the ground with the jack (see
Rear Shock Absorber Removal).
Special Tools - Jack: 57001-1238
Jack Attachment: 57001-1608
Remove:
Upper ...
Inner Tube Inspection
Visually inspect the inner tube [A].
If there is any damage, replace the inner tube. Since
damage to the inner tube damages the oil seal, replace
the oil seal whenever the inner tube is replaced.
NOTICE
If the inner tube is badly bent or creased, replace
it. Excessive bending, followed by ...