Honda CRF1100A 2021 Owner's Manual page 35

Tachometer
NOTICE
Do not operate the engine in the Tachometer red zone. Excessive engine
speed can adversely affect engine life.
Fuel gauge
Remaining fuel when only E (1st) segment starts flashing:
Approximately 3.6 L (0.95 US gal, 0.79 Imp gal)
Approximately 3.9 L (1.03 US gal, 0.86 Imp gal)
If the fuel gauge indicator flashes:
NOTICE
You should refuel when the reading approaches the E (1st) segment. Running out
of fuel can cause the engine to misfire, damaging the catalytic converter.
Coolant temperature gauge
When the coolant is over specified temperature, all segments turn
red and the H (6th) segment flashes and high coolant temperature
indicator lamps.
(P316)
If the coolant temperature gauge indicator flashes:
Tachometer red zone
(excessive engine rpm range)
CRF1100A/AL/D/DL
CRF1100AL2/AL4/D2/DL2/D4/DL4
(P322)
(P323)
Continued
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