The "maintenance required" light is set to come on something like every 7500 miles. It's basically just an oil change reminder. There's a button under the dash that you can use to reset it.

These threads should give you all the info you need:

https://www.honda-acura.net/forums/s...d.php?t=106566
https://www.honda-acura.net/forums/s...ad.php?t=61020
https://www.honda-acura.net/forums/s...ad.php?t=78784