Honda Rebel 2020 Series Owner's Manual page 37

Left turn signal indicator
High beam indicator
Neutral indicator
Comes on when the transmission is in Neutral.
Right turn signal indicator
ABS (Anti-lock Brake System) indicator
CMX500A only
Comes on when the ignition switch is turned to
the ON position. Goes off when your speed
reaches approximately 6 mph (10 km/h).
If it comes on while riding:
(P.101)
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