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:

Coupling Bearing Removal
Remove: Coupling Grease Seal Circlip [A] Special Tool - Inside Circlip Pliers: 57001-143 Remove the bearing [A] by tapping from the wheel side. Special Tool - Bearing Driver Set [B]: 57001-1129 ...

Spring Preload Adjustment
Remove the rear shock absorber from the frame (see Rear Shock Absorber Removal). Loosen the locknut and turn out the adjusting nut to free the spring. Special Tools - Hook Wrench T=3.2 R37: 57001-1539 Hook Wrench R=35: 57001-1580 To adjust the spring preload, turn in the adjusting n ...

Piston Ring Thickness Inspection
Measure the piston ring thickness. Use the micrometer to measure at several points around the ring. Piston Ring Thickness Standard: Top [A] 0.77 0.79 mm (0.0303 0.0311 in.) Second [B] 0.78 0.79 mm (0.0307 0.0311 in.) Service Limit: Top 0.70 mm (0.0276 in.) Second 0.71 mm (0.0280 ...