Peugeot 308 Secret Menu !!top!! 【2026】

Release the button when the screen changes to display the hidden service menu. How to Access "Expert Mode" on Later Touchscreens (2017+)

Whether you drive an early model or a second-generation (T9) variant with the SMEG or NAC touchscreen, these hidden engineering screens allow you to monitor GPS satellites, verify exact firmware versions, and run system tests without specialized OBD2 scanners. peugeot 308 secret menu

for roughly 5 to 10 seconds.