How do you fix a CD player in 2004 Honda Accord to eject and play?

To fix a CD player in a 2004 Honda Accord that won't eject or play, start by checking for any obstructions in the CD slot or ensuring the CD is not damaged. If there are no visible issues, try resetting the system by disconnecting the car battery for a few minutes, then reconnecting it. If the problem persists, consider using a CD cleaning disc or consult a professional technician, as internal mechanical issues may require repair or replacement.