The "As-Built" configuration in a 2012 Focus consists of long strings of hexadecimal code. Changing the wrong digit can result in "bricking" a module or triggering a dashboard full of error lights.
For enthusiasts, the software combined with a verified spreadsheet of configuration codes is the key to unlocking these hidden capabilities. What is FORScan? 2012 ford focus forscan spreadsheet verified
This is the most critical step. Always save a backup of your original As-Built data for every module before you change a single digit. Where to Find the Spreadsheet The "As-Built" configuration in a 2012 Focus consists
Enables the ability to open or close all windows by holding the lock/unlock buttons on your key fob. What is FORScan
Based on the most widely circulated verified data, here are the top mods for the 2012 model year:
Useful for those running aftermarket wheels or winter tires without sensors.
You need an OBDLink EX or a modified ELM327 with an HS/MS-CAN toggle switch. Cheap generic adapters often fail during the writing process. Windows Laptop: FORScan runs natively on Windows.