Honda CRF1100A 2021 Owner's Manual page 344

Audio System Trouble
Symptom
III IN, II MA, III MA, KO, III KO
type
Android Auto is not be
available.
338
When the paired headset connection is broken due to headset
battery depletion or communication failure, go back to the Home
screen, and pair the headset connection again.
Some USB cables may be incompatible with Android Auto. For
Android Auto, the USB cables should be certified by USB-IF to be
compliant with USB 2.0 Standard.
You have not agreed to enable Android Auto. Reconnect the
Android phone and enable to use Android Auto on the disclaimer
screen. P. 217
2
Android Auto setting on your Android phone may be disabled.
Disconnect Android phone and enable the Android Auto setting on
your Android phone.
Cause/remedy