: If the standalone button hold does not respond, press and hold both the Music and Navigation buttons simultaneously for 5 seconds until the screen reboots into "Expert Mode". Inside the Secret Menu: Features and Capabilities
The Peugeot 308 is packed with advanced infotainment technology. Many drivers do not know that the system contains a hidden diagnostic menu. This secret menu allows you to view raw system data, test hardware components, and check software versions. peugeot 308 secret menu
Method 1: The SMEG and SMEG+ Systems (First Generation, 2013–2017) : If the standalone button hold does not
The "secret menu" is not password-protected in the traditional sense but is obfuscated by specific input sequences. Two primary methods exist, though availability depends on the specific firmware version of the infotainment system. This secret menu allows you to view raw
Discover how to access these hidden menus across different model years, identify what functions you can explore safely, and learn how to use diagnostic cheat codes to troubleshoot your vehicle. Unlocking the Secret Menu: Step-by-Step
It should be noted that earlier models (308 I with RT6/MyWay systems) and the latest 308 III (i-Cockpit with Android Automotive OS) utilize different architectures, though similar engineering principles apply. The specific "three-button" method described below is characteristic of the PSA (Stellantis) T9 era.
Press and hold down the physical (often labeled with a wrench icon or a zero symbol) located directly on the driver instrument panel.