Exhaust Butterfly Valve Actuator Sensor Resistance
Connections: W lead [C] ←→ BK lead [D]
Standard: 4 
6 kΩ
If the reading is out of the standard, replace the exhaust butterfly valve actuator.
If the reading within the standard, but the problem still exists, replace the ECU (see ECU Removal/Installation in the Fuel System (DFI) chapter).
Exhaust Butterfly Valve Actuator Sensor Circuit
1. ECU
2. Exhaust Butterfly Valve Actuator
Exhaust Butterfly Valve Actuator Sensor Output Voltage InspectionParking
WARNINGOperating or parking the vehicle
near flammable materials can
cause a fire, and can result in
property damage or severe personal
injury.
Do not idle or park your vehicle
in an area where tall or dry vegetation,
or other flammable materials
could come into cont ...
For Secondary Fuel Injectors
Remove the fuel tank (see Fuel Tank Removal).
Disconnect the secondary fuel injector connector [A].
Connect a digitalmeter to the terminals in each secondary
fuel injector [A].
Measure the secondary fuel injector resistance.
Secondary Fuel Injector Resistance
Standard: Abo ...
Exhaust Butterfly Valve Actuator Inspection
NOTE
Be sure the battery is fully charged
Remove the front seat (see Front Seat Removal in the
Frame chapter).
Turn the ignition switch to ON.
In the left side view of the motorcycle, check to see
the pulley [A] clockwise [B] and counterclockwise [C]
smoothly.
The pulley turns ...
