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)ECU Communication Error (Service Code 39)
ECU Communication Line Inspection
When the data is not sent from the ECU to the meter unit
for more than about 10 seconds, the service code 39 is
displayed.
The data is sent through the CAN communication line.
The service code 39 is detected with the meter unit.
When the user mode, this commun ...
Lubrication
Lubrication is necessary after riding
through rain or on wet roads, or any
time that the chain appears dry.
Use a lubricant for sealed chains to
prevent deterioration of chain seals. If
the chain is especially dirty, clean it
using a cleaner for sealed chains following
the instructions suppli ...
Exhaust Butterfly Valve Actuator Removal
NOTICE
Never drop the exhaust butterfly valve actuator especially
on a hard surface. Such a shock to the actuator
can damage it.
Remove:
Front Seat (see Front Seat Removal in the Frame chapter)
Clamp [A]
Screws [B] and Washers
Slide the covers [A] and loosen the lock nuts [B] ...