Honda RS150R 2019 Owner's Manual page 22

Indicators
If one of these indicators does not come on when it should, have your dealer check for
problems.
Left turn signal indicator
Comes on briefly when the ignition
switch is turned on.
If it comes on while riding:
18
High coolant temperature
indicator
High beam indicator
Neutral indicator
Comes on when the transmission is
in Neutral.
Right turn signal indicator
PGM-FI (Programmed Fuel
Injection) malfunction
indicator lamp (MIL)
Comes on briefly when the ignition
switch is turned on.
If it comes on while engine is
(P79)
running:
(P78)