Kawasaki Ninja Service Manual: Master Cylinder Inspection (Visual Inspection)

Kawasaki Ninja Service Manual / Brakes / Master Cylinder / Master Cylinder Inspection (Visual Inspection)

If a master cylinder or piston shows any damage, replace them.

Master Cylinder Inspection (Visual Inspection)


If a cup is worn, damaged softened (rotted), or swollen, the piston assembly should be replaced to renew the cups.

If fluid leakage is noted at the brake lever, the piston assembly should be replaced to renew the cups.

If they are damaged, replace them.

If the springs are damaged, replace them.

If the relief port becomes plugged, the brake pads will drag on the disc. Blow the ports clean with compressed air.

Front Master Cylinder [I] Rear Master Cylinder [J]

Master Cylinder Inspection (Visual Inspection)


Rear Master Cylinder Installation
Replace the washers that are on each side of hose fitting with new ones. Install the brake hose [A]. Touch the brake hose to the stopper [B] of the rear master cylinder. Tighten: Torq ...

Brake Disc
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Other materials:

Nozzle Assy Assembly
Before assembling, blow away dirt or dust from the delivery pipes [A] by applying compressed air [B]. Replace the O-rings [A] of the joint pipe [B] with new ones. Apply engine oil to the new O-rings, and insert it to the delivery pipes [C] Insert the joint pipe so that the step ...

Cleaning Vehicle before Disassembly
Clean the vehicle thoroughly before disassembly. Dirt or other foreign materials entering into sealed areas during vehicle disassembly can cause excessive wear and decrease performance of the vehicle. Arrangement and Cleaning of Removed Parts Disassembled parts are easy to confuse. Arrange ...

Wheel Rotation Sensor Air Gap Inspection
Raise the front/rear wheel off the ground (see Front/Rear Wheel Removal in the Wheels/Tires chapter). Measure the air gap between the sensor and sensor rotor at several points by turning the wheel slowly. Thickness Gauge [A] Wheel Rotation Sensor Air Gap Standard: Front 0.4 1.6 mm ...