
Rear Wheel Rotation Sensor Lead Connector [A] KIBS Hydraulic Unit Lead Connector [B] G Lead Terminals [C] R Lead terminals [D]

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.
If this service code appears even if all checks are ended, replace the rear wheel rotation sensor (see Rear Wheel Rotation Sensor Removal in the Brakes chapter).
If the service code does not appear, the KIBS system normal (temporary failure).
Rear Wheel Rotation Sensor Signal Abnormal (Service Code b 44)
Power Supply Voltage Inspection (Low-Voltage) (Service Code b 52)Check 2-1: Speedometer Inspection
Using the suitable stand, raise the rear wheel off the
ground.
Rotate the rear wheel by hand or start the engine.
Check that the display changes speedometer.
If the display function does not work, check the following
parts.
Rear Wheel Rotation Sensor (see Wheel Rotation Sensor
Inspe ...
Master Cylinder Inspection (Visual Inspection)
Remove the master cylinders (see Front/Rear Master
Cylinder Removal).
Disassemble the front and rear master cylinders (see
Master Cylinder Rubber Parts Replacement in the Periodic
Maintenance chapter).
Check that there are no scratches, rust or pitting on the
inner wall [A] of each ma ...
Subthrottle Valve Actuator Inspection
NOTE
Be sure the battery is fully charged.
Remove the air cleaner housing (see Air Cleaner Housing
Removal in the Fuel System (DFI) chapter).
Turn the ignition switch to ON.
Check to see that all the subthrottle valves [A] open and
close smoothly.
Turn the ignition switch to OFF.
I ...