Yamaha TMAX 2020 Service Manual page 432

3. Check that the smart key system
indicator light " " flashes when the
ON/start switch on the vehicle is
operated.
(Refer to "SMART KEY SYSTEM
SELF-DIAGNOSIS" on page 8-
78.)
NO
• The centerstand cannot be un-
locked.
• Check the mechanical components
of the lock for malfunctions. Repair
or replace any defective parts. 
Replace the remote control unit and/
or centerstand lock unit.
Communication between the remote con-
trol unit and centerstand lock unit is not
possible.  Check the wire harness (Light
YES
green/White–Light green/White) and/or
replace the remote control unit and/or cen-
terstand lock unit.
8-77
SMART KEY SYSTEM