Kawasaki Ninja Service Manual: Throttle Body Assy Removal

Kawasaki Ninja Service Manual / Fuel System (DFI) / Throttle Body Assy / Throttle Body Assy Removal

WARNING

Gasoline is extremely flammable and can be explosive under certain conditions, creating the potential for serious burns. Make sure the area is well-ventilated and free from any source of flame or sparks; this includes any appliance with a pilot light. Do not smoke. Turn the ignition switch OFF.

Be prepared for fuel spillage; any spilled fuel must be completely wiped up immediately.

NOTICE

Never drop the throttle body assy especially on a hard surface. Such a shock to the body assy can damage it.

Remove: Air Cleaner Housing (see Air Cleaner Housing Removal) Primary and Secondary Fuel Hoses (see Fuel Hose Replacement in the Periodic Maintenance chapter)
Disconnect: Idle Speed Control Valve Actuator Connector [A] Intake Air Pressure Sensor #2 Connector [B] Subthrottle Valve Actuator Connector [C] Intake Air Pressure Sensor #1 Connector [D] Hose [E] (Other than US, CA and CAL Models)
For the California and Southeast Asia models, pull off the vacuum hose.

Throttle Body Assy Removal

Disconnect: Primary Fuel Injector Connectors [A]

Throttle Body Assy Removal

Remove the caps [A] on both sides.

Throttle Body Assy Removal

Loosen the throttle body assy holder clamp bolts [A].

Throttle Body Assy Removal

Remove the throttle body assy [A] from the throttle body assy holders.
Disconnect: Main Throttle Sensor Connector [B] Subthrottle Sensor Connector [C]

Throttle Body Assy Removal

Remove: Clamp [A] Throttle Cable Lower Ends [B]
After removing the throttle body assy, stuff pieces of lint -free, clean cloth into the throttle body assy holders.

Throttle Body Assy Removal

NOTICE

If dirt gets into the engine, excessive engine wear and possible engine damage will occur.

Throttle Body Assy

Idle Speed Inspection Refer to the Idle Speed Inspection in the Periodic Maintenance chapter. Synchronization Inspection/Adjustment Refer to the Engine Vacuum Synchronization Inspection in the P ...

Throttle Body Assy Installation

Apply a thin coat of grease to the throttle cable lower ends. Fit the accelerator cable end [A] and the decelerator cable end [B] into the throttle pulley. Install the clamp [C] securely. ...

Other materials:

Coupling Bearing Inspection
Since the coupling bearing is made to extremely close tolerances, the clearance can not normally be measured. NOTE It is not necessary to remove the coupling bearing for inspection. If the bearing is removed, it will need to be replaced with a new one. Turn the bearing in the coupling b ...

Starter Relay Inspection
Remove the front seat (see Front Seat Removal in the Frame chapter). Remove the battery negative (–) cable from the battery negative (–) terminal (see Battery Removal). Take the starter relay [A] off the rear fender. Remove the cover [B]. Remove: Starter Motor Cable [A] ...

Crankcase Halves Assembly
Install: Crankshaft (see Crankshaft Installation) Connecting Rods (see Connecting Rod Installation) Using a cleaning fluid, clean off any oil or dirt on the mating surface of the crankcase halves. Apply liquid gasket to the mating surface of the lower crankcase half as shown in the fi ...