This is a known problem for 2004 honda accord year. I had the same problem with my 2012 honda civic volume control on the steering wheel didnt work lights on the radio were out.
Dashboard Lights Not Working 8th Generation Honda Civic Forum
2012 honda civic radio lights not working. I replaced the battery and the volume control on the steering wheel and radio lights mysteriously worked again. Until my battery died. Honda civic 2012 fuse box diagram year of production. Here is a much cheaper way to fix. This will be an internal circuitry failure of the radio which being that this is a 2012 model is still under the new car warranty. Number circuits protected ampere rating a 1 eps 70 absvsa motor 30 absvsa fsr 30 main fuse 100 2 ig main 50 fuse box main 60 fuse box main 2.
You will need to call your local honda dealership to have them inspect it and in all likelyhood have to replace the audio unit. My 2012 honda civic now has no rear taillights working however the brake lights are working. My car has 75000 miles. Third link also shows in detail the. Fuses are okay. 2003 2007 honda accord.
This seems to be a very common issue with the honda accordbad internal resistor has to be changed see 2nd link. Caution though i am not responsible for any further damage you may cause to your vehicle or radio. You have to take your vehicle to the dealership and get your radio replaced. Try removing the battery for 5 15 minutes let it reset the car. Make sure you get your new code from the dealership. You will need this when you change your battery if done anywhere other than a honda deler.
Talks of repair scroll down about to 9th of page. The vehicle assumes its being stolen and renders radio completely useless unless. Hithe radio back lights are on same circuit as radio which means that it wont be anything simple like a bad fuse. I only succeeded at locking everything up since all honda electrical wiring runs through the radio lesson learned from 1997 honda civic. Honda quoted me 32000 to fix. At centaur1 rick radio light does not work link below may help get your radio light working.
They replace the pcb board. My car has an automatic transmission. 2012 engine compartment fuse box located near the brake fluid reservoir. Light bulbs are okay. What could maybe be wrong.