The solenoid valve is built in the KIBS Hydraulic Unit [A].
Therefore the solenoid valve cannot be checked directly.
If any of these service codes 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).

KIBS Solenoid Valve Relay Inspection (Service Code b 19)Wheel Bearing Damage Inspection
Raise the front wheel off the ground with the jack (see
Front Wheel Removal in the Wheels/Tires chapter).
Special Tools - Jack: 57001-1238
Jack Attachment: 57001-1608
Turn the handlebar all the way to the right or left.
Inspect the roughness of the front wheel bearing by moving
[A] ...
Nozzle Assy Installation
Replace the dust seals [A] with new ones.
Apply engine oil to the new dust seals, and install them.
Install the nozzle assy securely.
Push the four mounting positions of the injectors.
Set the joint pipe parallel to the air cleaner housing [B].
NOTICE
When installing the nozzle assy, ap ...
Rear Caliper Holder Shaft Wear
The caliper body must slide smoothly on the caliper holder
shafts [A]. If the body does not slide smoothly, one pad will
wear more than the other, pad wear will increase, and constant
drag on the disc will raise brake and brake fluid temperature.
Check to see that the caliper holder shafts ar ...