Honda Goldwing GL1800 Owner's Manual page 25

Gauges & Indicators
Lights when the transmission is in neutral.
Lights when the transmission is in overdrive (5th gear).
Lights when engine oil pressure is low enough to cause engine damage. If the
indicator lights, pull safely to the side of the road. See page
and cautions. Lamp Check
Lights when there is any abnormality in the PGM-FI (Programmed Fuel
Injection) system. Should also light for a few seconds and then go off when the
ignition switch is turned ON and the engine stop switch is at RUN. If the
indicator comes on at any other time, reduce speed and take your motorcycle to
a Honda dealer as soon as possible.
18
Instruments & Controls
neutral indicator (green)
overdrive indicator
low oil pressure indicator (red)
.
PGM-FI malfunction indicator lamp (red)
Lamp Check.
190 for instructions