Kawasaki Ninja Owners Manual: Engine Stop Switch - Right Handlebar Switches

In addition to the ignition switch, the engine stop switch must be in the
position for the motorcycle to operate.

The engine stop switch is for emergency use. If required, move the switch to the position.

Although the engine stop switch stops the engine, it does not turn off all the electrical circuits. Ordinarily, the ignition switch should be used to stop the engine.

Starter Button

The starter button operates the electric starter when the transmission is in neutral. Refer to the Starting the Engine section of the “How to Ride the Motorcycle” chapter for starting instr ...

Other materials:

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 ...

Special Tools and Sealant
Compression Gauge, 20 kgf/cm²: 57001-221 Valve Spring Compressor Assembly: 57001-241 Valve Spring Compressor Adapter, 25: 57001-1019 Valve Seat Cutter, 45° - 27.5: 57001-1114 Valve Seat Cutter, 45° - 32: 57001-1115 Valve Seat Cutter, 32° - 28: 57001-1119 Valve Seat Cutter ...

Main Throttle Sensor Input Voltage Inspection
NOTE Be sure the battery is fully charged. Turn the ignition switch to OFF. Remove the throttle body assy (see Throttle Body Assy Removal in the Fuel System (DFI) chapter). Do not disconnect the connectors of the throttle body assy. Disconnect the main throttle sensor connector ...