2008 Honda Civic Radio Code Unlock in 3 steps Do you have lost your Honda Civic 2008 radio anti-theft code? Find out how to retrieve it in the easiest way. It's easy, only takes few minutes and no complicated information is required. For the unlock process you only need the serial number which can be retrieved from the screen pressing a combo of buttons. How to get your Civic radio serial number For 2008 models, you don't need to pull out your radio to see the serial. You can get it from the screen in a few easy steps. Turn the ignition switch to ON so power can flow to the radio. Turn ON the radio and ensure you can read CODE If your radio doesn't read CODE, disconnect your battery for 1 minute and try again. Turn the radio OFF. Press and keep hold the preset buttons 1 and 6 while with the other hand, power it ON (1 + 6 + PWR BTN) Your 8 digits serial is displayed on the screen. Write it down, that's your serial you need for the ...