Kawasaki Ninja Service Manual: Fuel Pump Relay (Service Code 46)

ECU Communication Error (Service Code 39)

ECU Communication Line Inspection When the data is not sent from the ECU to the meter unit for more than about 10 seconds, the service code 39 is displayed. The data is sent through the CAN commun ...

Fuel Pump Relay Removal/Installation

The fuel pump relay is built in the relay box [A]. Refer to the Relay Box Removal in the Electrical System chapter. ...

Other materials:

Spring Tension Inspection
Since a spring becomes shorter as it weakens, check its free length [A] to determine its condition. If the spring of either fork leg is shorter than the service limit, it must be replaced. If the length of a replacement spring and that of the remaining spring vary greatly, the remaining s ...

Wheel Rotation Sensor Rotor Inspection
Remove: Wheels (see Front/Rear Wheel Removal in the Wheels/Tires chapter) Brake Disc Mounting Bolts [A] Sensor Rotor [B] Front Wheel [C] Rear Wheel [D] Visually inspect the wheel rotation sensor rotor. If the rotor is deformed or damaged (chipped teeth [A]), replace the ...

Check 2-1: Speedometer Inspection
Using the suitable stand, raise the rear wheel off the ground. Rotate the rear wheel by hand or start the engine. Check that the display changes speedometer. If the display function does not work, check the following parts. Rear Wheel Rotation Sensor (see Wheel Rotation Sensor Inspe ...