If they show any damage, replace it.

Caliper Fluid Seal Damage
Caliper Piston and Cylinder DamageFront Wheel Rotation Sensor Signal (Service Code 27)
Front Wheel Rotation Sensor Signal Inspection
The front wheel rotation sensor sends the signal to the
ECU through the KIBS hydraulic unit (KIBS equipped
models). For other than KIBS equipped models, the
signal is sent directly to the ECU.
The ECU uses the wheel rotation sensor signal for KTRC
...
Evaporative Emission Control System Inspection (CAL and SEA-B1 Models)
Inspect the canister as follows.
Remove the upper fairing assembly (see Upper Fairing
Assembly Removal in the Frame chapter).
Remove the canister [A].
Visually inspect the canister for cracks or other damage.
If the canister has any cracks or bad damage, replace it
with a new one.
NO ...
Self-Diagnosis Procedures
NOTE
Use a fully charged battery when conducting
self-diagnosis. Otherwise, the light (LED) and symbol
do not light or blink.
Turn the ignition switch to ON.
When a problem occurs with DFI system and ignition system,
the warning indicator light (LED) [A] goes on and
FI warning symbol ...