9-3
SELF-DIAGNOSTIC FUNCTION
*1: If the MIL flashed, refer to “COPE WITH THE MIL FLASHING” on page 9-4.
*2: The ABS warning light goes off when the vehicle is judged to normal with running.
EAS32806
YDT
This model uses the YDT to identify malfunctions.
For information about using the YDT, refer to the operation manual that is included with the tool.
• Yamaha diagnostic tool (A/I) (90890-03264) includes YDT sub harness (6P) (90890-03266).
• If you already have Yamaha diagnostic tool (A/I) (90890-03262), YDT sub harness (6P) (90890-
03266) is separately required.
• A GST can also be used to identify malfunctions.
Connecting the YDT
Remove the protective cap, and then connect the YDT to the coupler “1”.
System Lighting up warning light Lighting time
FUEL INJECTION SYSTEM MIL “1” 2.0 seconds*1
IMMOBILIZER SYSTEM Immobilizer system indicator light “2”
About 0.15
seconds
ABS (Anti-lock Brake Sys-
tem)
ABS warning light “3” *2
CRUISE CONTROL SYS-
TEM (for MTN890D)
MIL “1” 2.0 seconds
Yamaha diagnostic tool USB
90890-03267
Yamaha diagnostic tool (A/I)
90890-03264
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