Those of you with the Nav option in your mustangs can hold down the 3&6 buttons for a few seconds while stopped, and you can access all sorts of other tests and diagnostics... including one which will display fault codes!
Just... beware the speaker test at the beginning. If you're not ready for it, it'll scare the crap out of you. You've been warned. You can cancel it via touch-button at the bottom right corner of the screen.
2012 GT Premium Coupe 6MT
Kona Blue | Black/Grabber Blue
401A | 3.55 | BBP | CP | SP | EP | GR | HID | RVC | RSS | "Piss 5ohwhoa off"