Peugeot 308 Secret Menu __hot__ Jun 2026

This mode provides a readout of sensor data rather than hardware tests.

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

: Locate the physical MENU button or the primary SRC/Musical Note button. peugeot 308 secret menu

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This unlocks the , where you can view detailed GPS data, software versions, and system logs. 📟 The "Setup Button" Method (Older SMEG Systems) This mode provides a readout of sensor data

Tinkering with these menus may alter vehicle settings. Always note your original configuration before making changes. Some functions are for professional use only.

Disables active spy logger utilities to clear up standard system RAM allocation. SIMU_NAV Direct you to on this specific topic Let

Test display colors, screen response, and audio output channels directly through mapped engineering tests.

Next time your Bluetooth acts up, or you simply want to check if your car's software is running the latest build, skip the trip to the mechanic and use these simple button holds to unlock the hidden side of your Peugeot 308.

However, if you access the QWERTY keyboard cheat codes or deep engineering menus, unless you are an expert. Doing so can accidentally brick your infotainment unit, leaving you with a blank black screen that requires a trip to a dealership to re-flash using proprietary Peugeot software. Summary Cheat Sheet Infotainment Unit Trigger Action Best Hidden Feature SMEG / SMEG+ Hold Settings / SRC icon for 7 seconds Firmware version check & Cheat Code Keyboard NAC (Newer models) Hold Music or Nav Piano Key for 10 seconds Deep hardware temperatures & GPS diagnostics RT6 (Older models) Hold the Setup button for 5 seconds Direct audio module testing