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 ...

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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 ...

Stick Coil Removal
Remove the air cleaner housing (see Air Cleaner Housing Removal in the Fuel System (DFI) chapter). Disconnect the stick coil connectors [A]. Pull out the stick coils [B] upward. First, turn the stick coil by 90 degrees, and then pull it out by twisting the coil head to the left and righ ...

Parts Location
1. Timing Rotor 2. Crankshaft Sensor 3. Horn 4. Oil Pressure Switch 5. Rear Brake Light Switch 6. Oxygen Sensor (Equipped Models) 7. Alternator 8. Stator Coil 9. Gear Position Switch 10. Sidestand Switch 11. Immobilizer Amplifier (Equipped Models) 12. Radiator Fan Motor 1 ...