NOTE
Be sure the battery is fully charged.
Main Harness [B] Vehicle-down Sensor [C]
Special Tool - Measuring Adapter: 57001-1700

Vehicle-down Sensor Input Voltage Connections to Adapter: Digital Meter (+) → R (sensor BL) lead Digital Meter (–) → BK (sensor BR/BK) lead

Input Voltage
Standard: DC 4.75
5.25 V
If the reading is within the standard, check the output voltage (see Vehicle-down Sensor Output Voltage Inspection).
If the reading is out of the standard, remove the ECU and check the wiring for continuity between main harness connectors.
Special Tool - Hand Tester: 57001-1394
Disconnect the ECU and sensor connectors.
Wiring Continuity Inspection ECU Connector [A] ←→ Vehicle-down Sensor Connector [B] BL lead (ECU terminal 9) [C] BR/BK lead (ECU terminal 13) [D]

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).
Vehicle-down Sensor Installation
Vehicle-down Sensor Output Voltage InspectionWheels
Tubeless tires are installed on the
wheels of this motorcycle. The indications
of “TUBELESS” on the tire side
wall and the rim show that the tire and
rim are specially designed for tubeless
use.
A. “TUBELESS” Mark
A. “TUBELESS” Mark
The tire and rim form a leakproof unit
by ...
Multifunction Display
The multifunction display indicates
the following modes.
Odometer
Trip meter A
Trip meter B
Current Mileage
Average Mileage
Fuel Consumption
Stop Watch
These display modes can be shifted
by pushing the upper button.
NOTE
The “FUEL” warning can be indicated
if the ...
Warning Indicator Light (Red)
This red warning indicator light and
the oil pressure warning symbol ( )
should go on whenever the ignition
switch is turned to “ON” and go off after
starting the engine.
A. Warning Indicator Light (Red)
B. Warning Symbols
This red warning indicator light has
the two warning function ...