Subthrottle Sensor Resistance
Connections: BL lead [D] ←→ BR/BK lead [C]
Standard: 4 
6 kΩ
If the reading is out of the standard, replace the throttle body assy.
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).
Subthrottle Sensor Circuit
1. ECU
2. Subthrottle Sensor
3. Main Throttle Sensor
Subthrottle Sensor Output Voltage Inspection
Oxygen Sensor - not activated (Service Code 33, Equipped Models)Engine No. ZXT00JE003023
1. Heat Insulation Rubber Plate
2. For Air Switching Valve Hoses (Place the air switching valve above the
rubber plate.)
3. For Stick Coils
4. For Throttle Body Assy Holder #2 and #3
5. For Water Temperature Sensor
6. Insert the tab into the slot.
7. For Throttle Body Assy Holder #4
8. ...
Throttle Control System
Check the throttle grip play each day
before riding the motorcycle, and carry
out maintenance and adjustments in
accordance with the Periodic Maintenance
Chart. Adjust it if necessary.
Throttle Grip
The throttle grip controls the butterfly
valves in the throttle body. If the throttle
grip ha ...
Oil Pressure Relief Valve Inspection
Remove the oil pressure relief valve (see Oil Pressure
Relief Valve Removal).
Check to see if the valve [A] slides smoothly when pushing
it in with a wooden or other soft rod, and see if it comes
back to its seat by spring [B] pressure.
NOTE
Inspect the valve in its assembled stat ...