2012 Ford Focus Radio Wiring - the12volt Mar 04, 20132012 Ford Focus Radio Wiring - Done a lot of searching but could not find any information. I have RCAs and remote wire ran to factory radio. I am looking for speaker color codes and switched 12v at radio. Please assist. Thanks, Ryan..2012 Ford Focus Stereo Wiring DiagramDec 22, 20142012 Ford Focus Titanium With Sony Stereo WiringSep 23, 2012See more results[PDF] 2012 Ford Focus - scosche Model: Focus Year: 2012 FRONT DOOR SPEAKERS PRELIMINARY: Disconnect the negative battery cable. 1. Use pick to remove panel above a/c controls on the bottom side of the radio. 2. Unscrew (2) T-25 torx behind the panel just removed. 3. Use PRT to unclip radio face, unplug and remove. 4. Unscrew (2) T-25 torx securing the radio, unplug and remove. 5.