Honda CB500XA 2017 Owner's Manual page 25

The average fuel mileage and fuel consumption will be based on tripmeter A.
• Current fuel mileage:
Current instant fuel mileage. If your speed is less than 7 km/h (5 mph), "--.-" is displayed.
When "--.-" is displayed at speeds above 7 km/h (5 mph), go to your dealer for service.
• Average fuel mileage:
Average fuel mileage since tripmeter A was reset. When "--.-" is displayed, go to your
dealer for service.
• Fuel consumption:
Total fuel consumption since tripmeter A was reset. When "---.-" is displayed, go to your
dealer for service.
To reset the average fuel mileage and fuel consumption:
u (P.22)
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