Kawasaki Ninja Service Manual: Fuel Hose Inspection (fuel leak, damage, installation condition)

Kawasaki Ninja Service Manual / Periodic Maintenance / Periodic Maintenance Procedures / Fuel System (DFI) / Fuel Hose Inspection (fuel leak, damage, installation condition)

If the motorcycle is not properly handled, the high pressure inside the fuel line can cause fuel to leak [A] or the hose to burst. Remove the fuel tank (see Fuel Tank Removal in the Fuel System (DFI) chapter) and check the fuel hoses.

Replace the fuel hose if any fraying, cracks [B] or bulges [C] are noticed.

Fuel Hose Inspection (fuel leak, damage, installation condition)

Check that the primary fuel hose [A] and secondary fuel hose [B] are routed according to Cable, Wire, and Hose Routing section in the Appendix chapter.

Replace the hose if it has been sharply bent or kinked.

Fuel Hose Inspection (fuel leak, damage, installation condition)

Check that the fuel hose joints are securely connected.

Push and pull [A] the fuel hose joint [B] back and forth more than two times, and make sure it is locked.

Check the other hose joint in the same way.

Fuel Hose Inspection (fuel leak, damage, installation condition)

NOTICE

When pushing and pulling the fuel hose joint, do not apply strong force to the delivery pipe [C] on the nozzle assy. The pipe made from resin could be damaged.

WARNING

Leaking fuel can cause a fire or explosion resulting in serious burns. Make sure the hose joint is installed correctly on the delivery pipe by sliding the joint.

If it does not locked, reinstall the hose joint.

Idle Speed Inspection

Start the engine and warm it up thoroughly. With the engine idling, turn the handlebar to both sides [A]. If handlebar movement changes the idle speed, the throttle cables may be improperly ...

Evaporative Emission Control System Inspection (CAL and SEA-B1 Models)

Inspect the canister as follows. Remove the upper fairing assembly (see Upper Fairing Assembly Removal in the Frame chapter). Remove the canister [A]. Visually inspect the canister for cracks ...

Other materials:

Piston Wear Inspection
Measure the outside diameter [A] of each piston 5 mm (0.20 in.) [B] up from the bottom of the piston at a right angle to the direction of the piston pin. If the measurement is under service limit, replace the piston. Piston Diameter Standard: 75.959 75.974 mm (2.9905 2.9911 in.) ...

Water Temperature Sensor Resistance Inspection
Refer to the Water Temperature Sensor Inspection in the Electrical System chapter. If the reading is within the standard, but the problem still exists, replace the ECU (see ECU Removal/Installation in the Fuel System (DFI) chapter). Water Temperature Sensor Circuit 1. ECU 2. Water T ...

Air Switching Valve Installation
Install the air switching valve [A] with hose [B] as shown in the figure. Front [C] Left Side View [D] White Paint [E] Air Switching Valve Operation Test Refer to the Air Suction System Damage Inspection in the Periodic Maintenance chapter. Air Switching Valve Unit Test ...