Honda CB500F/FA Manual page 33

PGM-FI (Programmed Fuel Injection) malfunction indicator lamp (MIL)
Comes on briefly when the ignition switch is turned to the ON position with the engine stop
switch in the (Run) position. Comes on when the ignition switch is turned to the ON
position with the engine stop switch in the
If it comes on while engine is running:
Left turn signal indicator
Right turn signal indicator
High beam indicator
Neutral indicator
Comes on when the transmission
is in Neutral.
(Off) position.
(P.92)
31