Honda Gold Wing 2018 Owner's Manual page 205

Audio System Trouble
Symptom
Audio system cannot operate.
Set menu in [Vehicle setting] does
not be reflected or inoperable.
When turning the ignition switch
OFF and ON continuously.
High temperature/overcurrent
protection
About Idling Stop system
(GL1800D/DA Canada model)
Radio receiver sensitivity
Software update
If the problem continues after the above-described inspection, have your motorcycle inspected by your dealer.
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Certain manual functions and settings are disabled or inoperable while the vehicle is in motion.
You cannot select a grayed-out menu until the vehicle is stopped.
In [Vehicle setting], certain items cannot be selected and display information is limited when the
ignition switch is in ACC. The set menu will be reflected to the previous setting when the ignition
switch is turned ON.
Since the system restart takes time, it may take time until the screen is appeared.
To protect the system, some operations may be limited temporarily. The system automatically
recovers after the cause is solved.
When the Idling Stop system is activated, sound may not come out temporarily for system
protection, but sound will recover automatically.
The sensitivity of receiver is affected by the object which interrupts a radio wave nearby the radio
antenna (top of the right saddlebag).
The statements in this owner's manual may not match your vehicle's Audio System after
performing the software update (map data update).
Cause/remedy