Kawasaki Ninja Owners Manual: Spring Preload Adjustment

Kawasaki Ninja Owners Manual / Maintenance and adjustment / Front Fork / Spring Preload Adjustment

The spring preload adjuster is located at the lower end of each front fork leg and can be adjusted.

To increase spring preload and stiffen the suspension, turn the preload adjuster clockwise with a hexagon wrench.
To decrease preload and soften the suspension, turn the preload adjuster counterclockwise.

A. Spring Preload Adjuster

B. Hexagon Wrench

Spring Preload Setting

*: This position is the fully seated position (turned fully counterclockwise).

**: In from the fully seated position (turned fully counterclockwise). This adjustment range may not exactly match the number shown in the table due to small tolerance of production.

Front Fork Inspection

Holding the brake lever, pump the front fork up and down several times to inspect smooth stroke. Visually inspect the front fork for oil leakage, scoring or scratches on the outer surface ...

Compression Damping Force Adjuster and Rebound Damping Force Adjuster Adjustment

The compression damping force adjuster and the rebound damping force adjuster are located on top of each front fork leg. Turn the adjuster clockwise with a screwdriver to increase damping f ...

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Self-Diagnosis Procedures
NOTE Use a fully charged battery when conducting self-diagnosis. Otherwise, the light (LED) and symbol do not light or blink. Turn the ignition switch to ON. When a problem occurs with DFI system and ignition system, the warning indicator light (LED) [A] goes on and FI warning symbol ...

For Secondary Fuel Injectors
Remove the fuel tank (see Fuel Tank Removal). Disconnect the secondary fuel injector connector [A]. Connect a digitalmeter to the terminals in each secondary fuel injector [A]. Measure the secondary fuel injector resistance. Secondary Fuel Injector Resistance Standard: Abo ...

Fuel Injector Output Voltage Inspection
NOTE Be sure the battery is fully charged. Turn the ignition switch to OFF. Remove the ECU (see ECU Removal). Do not disconnect the ECU connector Connect a digital meter [A] to the connector (gray) [B] with the needle adapter set. Special Tool - Needle Adapter Set: 57001-1457 ...