: A diagnostics page will pop up. From here, navigate down using the dial to select Audio/Telephone Diagnostics and confirm to view underlying installation descriptions. 🔍 What Inside the Secret Menu? (Key Features Explored)
Access methods vary depending on your car's generation and head unit type: NAC Systems (Modern i-Cockpit, 2017+): Press and hold the
A keypad will appear. For many NAC systems, you must enter a specific engineering code (like ) and confirm. peugeot 308 secret menu
This is the most reliable method for accessing diagnostic information on the T9 platform.
Note: In the new model, you cannot change vehicle parameters. You can only view diagnostics logs and run speaker tests. : A diagnostics page will pop up
Disclaimer: This document is for informational purposes only. Accessing engineering menus may void warranty or cause system instability. The author assumes no liability for unintended configuration changes.
Press and hold the for four seconds. A window will pop up asking for a four-digit code. Enter the code 1111 to access "Spy Mode" or "Expert Mode". WipNav / MyWay / RNEG Units: Press the "Setup" button. (Key Features Explored) Access methods vary depending on
: Alternatively, holding down the Music icon/button for more than 5 seconds opens up a specialized alphanumeric matrix query screen requesting a system code entry. Method 2: The NAC Infotainment System
Press and hold the button (the physical button on the side of the screen) for about 5–10 seconds until the service screen appears.
: Keep the engine idling or the vehicle ignition firmly switched on.