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:

Valve-to-Guide Clearance Measurement (Wobble Method)
If a small bore gauge is not available, inspect the valve guide wear by measuring the valve to valve guide clearance with the wobble method as indicated below. Insert a new valve [A] into the guide [B] and set a dial gauge against the stem perpendicular to it as close as possible to the cy ...

Rear Master Cylinder Installation
Replace the washers that are on each side of hose fitting with new ones. Install the brake hose [A]. Touch the brake hose to the stopper [B] of the rear master cylinder. Tighten: Torque - Brake Hose Banjo Bolt: 25 N·m (2.5 kgf·m, 18 ft·lb) Install the master cylinder, the brack ...

Intake Air Temperature Sensor Removal
NOTICE Never drop the intake air temperature sensor especially on a hard surface. Such a shock to the sensor can damage it. Remove the fuel tank (see Fuel Tank Removal in the Fuel System (DFI) chapter). Disconnect the connector [A] from the intake air temperature sensor. Remove the da ...