Kawasaki Ninja Service Manual: Exhaust Butterfly Valve Actuator (Service Code 63)

Subthrottle Valve Actuator Input Voltage Inspection

NOTE Be sure the battery is fully charged. Turn the ignition switch to OFF. Disconnect the subthrottle valve actuator connector and connect the measuring adapter [A] between these connect ...

Exhaust Butterfly Valve Actuator Removal

NOTICE Never drop the exhaust butterfly valve actuator especially on a hard surface. Such a shock to the actuator can damage it. Remove: Front Seat (see Front Seat Removal in the Frame chapte ...

Other materials:

Engine Vacuum Synchronization Inspection
NOTE These procedures are explained on the assumption that the intake and exhaust systems of the engine are in good condition. Situate the motorcycle so that it is vertical. Remove: Fuel Tank (see Fuel Tank Removal in the Fuel System (DFI) chapter) Air Cleaner Housing (see Air Cleaner ...

Cylinder Compression Measurement
NOTE Use the battery which is fully charged. Warm up the engine thoroughly. Stop the engine. Remove the spark plugs (see Spark Plug Replacement in the Periodic Maintenance chapter). Attach the compression gauge [A] and adapter [B] firmly into the spark plug hole. Using the startermo ...

Bolts, Nuts and Fasteners Tightness Inspection
Check the tightness of the bolts and nuts listed here. Also, check to see that each cotter pin is in place and in good condition. NOTE For the engine fasteners, check the tightness of them when the engine is cold (at room temperature). If there are loose fasteners, retighten them to ...