Air Switching Valve Removal/Installation
Air Switching Valve Inspection
If the air switching valve [A] is normal, check the wiring for continuity (see Air Switching Valve Circuit).
Special Tool - Hand Tester: 57001-1394
If the wiring is good, check the ECU for its ground and power supply (see ECU Power Supply Inspection in the Fuel System (DFI) chapter).
If the ground and power supply are good, replace the ECU (see ECU Removal/Installation in the Fuel System (DFI) chapter).

Air Switching Valve Circuit

1. ECU
2. Air Switching Valve
3. Ignition Switch
4. Joint Connector F
5. Joint Connector A
6. Fuse Box 1
7. Ignition Fuse 15 A
8. Relay Box
9. ECU Main Relay
10. Frame Ground 1
11. Frame Ground 3
12. Starter Relay
13. ECU Fuse 15 A
14. Main Fuse 30 A
15. Battery
16. Engine Ground
Exhaust Butterfly Valve Actuator Resistance InspectionFuel Injector Fuel Line Inspection
Remove:
Fuel Tank (see Fuel Tank Removal)
Air Cleaner Housing (see Air Cleaner Housing Removal)
Disconnect:
Primary and Secondary Fuel Hoses (see Fuel Hose Replacement
in the Periodic Maintenance chapter)
Do not remove the nozzle assy from the air cleaner housing.
Be sure to pla ...
Meter Unit Inspection
Remove the meter unit (see Meter Unit Removal).
[1] Battery (+)
[2] Fuel Reserve Switch
[3] Ground (–)
[4] Unused
[5] Right Turn Signal Indicator Light (LED) (+)
[6] Left Turn Signal Indicator Light (LED) (+)
[7] High Beam Indicator Light (LED) (+)
[8] Neutral Indicator Light (LED) (в ...
Lighting System
This motorcycle adopt the daylight system and have a
headlight relay in the relay box. The headlight does not
go on when the ignition switch and the engine stop switch
are first turned on. The headlight comes on after the starter
button is released and stays on until the ignition switch is
turn ...