Kawasaki Ninja Service Manual: Fuel Injector Audible Inspection

Kawasaki Ninja Service Manual / Fuel System (DFI) / Fuel Injectors / Fuel Injector Audible Inspection

NOTE

1. The engine speed is more than 6 000 r/min (rpm).

2. The throttle opening is more than 12В°.

Special Tool - Extension Tube: 57001-1578

Fuel Injector Audible Inspection


A sound scope can also be used.

The click interval becomes shorter as the engine speed rises.

Fuel Injector Audible Inspection


If all the fuel injectors click at a regular intervals, the fuel injectors are normal.

If any fuel injector does not click, check the fuel injector resistance (see Fuel Injector Resistance Inspection).

Fuel Injector Audible Inspection


Fuel Injectors
Primary Fuel Injector Removal/Installation Refer to the Throttle Body Assy Disassembly/Assembly. Secondary Fuel Injector Removal/Installation Refer to the Nozzle Assy Disassembly/Assembly. ...

Fuel Injector Resistance Inspection
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Other materials:

Air Suction Valve Inspection
Remove the air suction valve (see Air Suction Valve Removal). Visually inspect the reeds [A] for cracks, folds, warps, heat damage or other damage. If there is any doubt as to the condition of the reeds, replace the air suction valve as an assembly. Check the reed contact areas [B] of ...

Balance Inspection
Remove the front and rear wheels (see Front/Rear Wheel Removal). Support the wheel so that it can be spun freely. Spin the wheel lightly, and mark [A] the wheel at the top when the wheel stops. Repeat this procedure several times. If the wheel stops of its own accord in various positi ...

Exhaust Butterfly Valve Actuator Resistance Inspection
Turn the ignition switch to OFF. Disconnect the exhaust butterfly valve actuator lead connector (2 pins connector) [A]. Set the hand tester to the × 1 Ω range and connect it to the exhaust butterfly valve actuator connector. Special Tool - Hand Tester: 57001-1394 Measure ...