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:

Stick Coil Inspection
Remove the stick coils (see Stick Coil Removal). Measure the primary winding resistance [A] as follows. Connect the hand tester between the coil terminals. Set the tester to the × 1 Ω range, and read the tester. Measure the secondary winding resistance [B] as follows. Conn ...

DFI System
1. ECU 2. Battery 3. Vehicle-down Sensor 4. Exhaust Butterfly Valve Actuator 5. Vacuum Chamber (Other than US, CA and CAL Models) 6. Air Intake Valve Actuator (Other than US, CA and CAL Models) 7. Air Intake Valve (Other than US, CA and CAL Models) 8. Air Flow 9. Air Intake Solenoid Valve ...

Fuel Pump Relay Inspection
Refer to the Relay Circuit Inspection in the Electrical System chapter. If the fuel pump relay is normal, check the wiring to the fuel pump relay (see Fuel Pump Relay Circuit). Special Tool - Hand Tester: 57001-1394 If the wiring is good, check the ECU for its ground and power supply (se ...