Kawasaki Ninja Service Manual: Rear Wheel Rotation Sensor Wiring Inspection (Service Code b 45)

Kawasaki Ninja Service Manual / Self-Diagnosis System / KIBS Service Codes (KIBS Equipped Models) / Rear Wheel Rotation Sensor Wiring Inspection (Service Code b 45)

Disconnect the rear wheel rotation sensor lead connector [A] (see Rear Wheel Rotation Sensor Removal in the Brakes chapter).

Rear Wheel Rotation Sensor Wiring Inspection (Service Code b 45)

Disconnect the KIBS hydraulic unit lead connector (see KIBS Hydraulic Unit Removal in the Brakes chapter).
Check the wiring continuity of the G lead and R lead.

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

Rear Wheel Rotation Sensor Wiring Inspection (Service Code b 45)

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.

Perform the Pre-Diagnosis Inspection 1 and 2 (see Inquiries to Rider in the Brakes chapter).

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).

Still, when it is not good, replace the KIBS hydraulic unit.

If the service code does not appear, the KIBS system normal (temporary failure).

Rear Wheel Rotation Sensor Signal Abnormal (Service Code b 44)

Measure the air gap between the rear wheel rotation sensor and sensor rotor. Thickness Gauge [A] Air Gap Standard: 0.4 1.6 mm (0.02 0.06 in.) If the measurement is not the standard, ch ...

Power Supply Voltage Inspection (Low-Voltage) (Service Code b 52)

Check the battery condition (see Charging Condition Inspection in the Electrical System chapter). If the battery is good condition, perform the Pre-Diagnosis Inspection 1 and 2 (see Inquiries ...

Other materials:

Spring Plate Free Play Measurement
Insufficient clutch free play will cause the engine braking effect to be more sudden, resulting in rear wheel hop. On the other hand, if the free play is excessive, the clutch lever may feel “spongy” or pulsate when pulled. Hold an extra drive shaft in a vise and install the following c ...

Intake Air Pressure Sensor #2 Installation
NOTE The intake air pressure sensor #2 is the same part as the intake air pressure sensor #1. Installation is basically the reverse of removal. Position the intake air pressure sensor #2 [A] between the projections [B] on the rubber damper. Install the rubber damper [A] on the brac ...

Fuel Injector Fuel Line Inspection
Remove: Fuel Tank (see Fuel Tank Removal) Air Cleaner Housing (see Air Cleaner Housing Removal) Disconnect: Primary and Secondary Fuel Hoses (see Fuel Hose Replacement in the Periodic Maintenance chapter) Do not remove the nozzle assy from the air cleaner housing. Be sure to pla ...