Replace it if necessary.

Inner Tube Inspection
Spring Tension InspectionFor Primary Fuel Injectors
Remove the air cleaner housing (see Air Cleaner Housing
Removal).
Disconnect the injector connector and connect the harness
adapter [A] between these connectors as shown in
the figure.
Main Harness [B]
Primary Fuel Injector #1 [C]
Special Tool - Measuring Adapter: 57001-1700
...
DFI System Wiring Diagram
Part Names
1. Air Intake Solenoid Valve (Other than US, CA and CAL Models)
2. Front Wheel Rotation Sensor
3. Engine Stop Switch
4. Starter Button
5. Air Switching Valve
6. Stick Coil #1, #2, #3, #4
7. Spark Plugs
8. Intake Air Temperature Sensor
9. Crankshaft Sensor
10. Secondary Fuel ...
Tire Air Pressure Inspection
Remove the air valve cap.
Measure the tire air pressure with an air pressure gauge
[A] when the tires are cold (that is, when the motorcycle
has not been ridden more than a mile during the past 3
hours).
Install the air valve cap.
Adjust the tire air pressure according to the specifi ...