Kawasaki Ninja Service Manual: Exhaust Butterfly Valve Actuator Inspection

Kawasaki Ninja Service Manual / Self-Diagnosis System / Exhaust Butterfly Valve Actuator (Service Code 63) / Exhaust Butterfly Valve Actuator Inspection

NOTE

Be sure the battery is fully charged

Remove the front seat (see Front Seat Removal in the Frame chapter).
Turn the ignition switch to ON.
In the left side view of the motorcycle, check to see the pulley [A] clockwise [B] and counterclockwise [C] smoothly.

Exhaust Butterfly Valve Actuator Inspection

The pulley turns clockwise and then counterclockwise, and clockwise again.

Turn the ignition switch to OFF.

If the pulley does not operate, check the exhaust butterfly valve actuator resistance (see Exhaust Butterfly Valve Actuator Inspection Resistance Inspection).

Exhaust Butterfly Valve Actuator Installation

Install the pulley [A] on the actuator so that the hole side [B] align with the groove [C] on the shaft. Make sure that the groove on the shaft is pointing toward the center of the screw [D]. ...

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 t ...

Other materials:

Valve-to-Guide Clearance Measurement (Wobble Method)
If a small bore gauge is not available, inspect the valve guide wear by measuring the valve to valve guide clearance with the wobble method as indicated below. Insert a new valve [A] into the guide [B] and set a dial gauge against the stem perpendicular to it as close as possible to the cy ...

Rear Shock Absorber Inspection
Remove the rear shock absorber (see Rear Shock Absorber Removal). Visually inspect the following items. Smooth Stroke Oil Leakage Crack or Dent If there is any damage to the rear shock absorber, replace it. Visually inspect the rubber bushing [A]. If it show any signs o ...

ABS Indicator Light (For models equipped with KIBS)
: Normally the ABS indicator light goes on when the ignition switch is turned “ON” and goes off shortly after the motorcycle starts moving. If the ABS is normal, it stays off. If the ABS indicator light shows any of the following, a fault or faults may have taken place in the ABS. You ...