Kawasaki Ninja Service Manual: Front Wheel Rotation Sensor Signal Abnormal (Service Code b 42)

Kawasaki Ninja Service Manual / Self-Diagnosis System / KIBS Service Codes (KIBS Equipped Models) / Front Wheel Rotation Sensor Signal Abnormal (Service Code b 42)

Air Gap Standard: 0.4 1.6 mm (0.02
0.06 in.)


Front Wheel Rotation Sensor Signal Abnormal (Service Code b 42)


If the measurement is not the standard, check each part for deformation and looseness and correct accordingly.

If the measurement is the standard, go to next step.

If the sensor and sensor rotor in bad condition, remove the any deposits. Install the proper part or replace faulty part.

If the all items are good, go to next step.

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).

KIBS Motor Relay Inspection (Service Code b 35)
Check the KIBS motor relay fuse (25 A) [A] (see Fuse Inspection in the Electrical System chapter) If the fuse is good, check the wiring continuity as follows. Disconnect: Battery Positive Ca ...

Front Wheel Rotation Sensor Wiring Inspection (Service Code b 43)
Disconnect the front wheel rotation sensor lead connector [A] (see Front Wheel Rotation Sensor Removal in the Brakes chapter). Disconnect the KIBS hydraulic unit lead connector (see ...

Other materials:

ESD (Electronic Steering Damper) ECU Communication Error (Service Code 3C, ZX1000JD/KD)
ESD ECU Communication Line Inspection When the data (for status of ESD system) is not sent from the ESD ECU to the meter unit and ECU, the service code 3C is displayed. The data is sent through the CAN communication line. The service code 3C is detected with the meter unit. The FI symbol does ...

Tire Air Pressure Inspection
Remove the air valve cap. Measure the tire air pressure with an air pressure gauge [A] when the tires are cold (that is, when the motorcycle has not been ridden more than a mile during the past 3 hours). Install the air valve cap. Adjust the tire air pressure according to the specifi ...

Solenoid Valve Inspection (Service Code b 13, b 14, b 17, b 18)
The solenoid valve is built in the KIBS Hydraulic Unit [A]. Therefore the solenoid valve cannot be checked directly. Perform the Pre-Diagnosis Inspection 1 and 2 (see Inquiries to Rider in the Brakes chapter). If any of these service codes appears even if all checks are ended, replace t ...