Honda Pioneer 1000 2017 Owner's Manual page 27

The indicators and displays on your Honda SXS keep you informed,
alert you to possible problems, and make your driving safer and
more enjoyable. Refer to the indicators frequently. Their functions
are described on the following pages.
Lamp Check
The indicators come on and go off sequentially when you turn the
ignition switch to the ON (q) position.
If one of these indicators does not come on key ON check, have your
dealer check for problems.