Peugeot 308 Secret Menu Exclusive -

While these are known as "cheat codes," the system is not truly hacked. Peugeot designed these menus to be accessible but not advertised. For advanced modifications, specialized professional tools are required. As a general rule, you should avoid changing any settings you don't fully understand.

Think of it as the "Task Manager" or "BIOS" of your car’s computer. It bypasses the pretty animations and rounded corners to show you raw data: voltages, GPS coordinates, antenna signal strength, RAM usage, and component test outputs.

Press and hold the Settings or SRC button for about 5–10 seconds. A screen will appear asking for a code. Common codes include: 1111 : Detailed system information and hardware versions. 1122 : Spy log and diagnostic data. 1133 : Audio and radio testing. NAC / RCC Systems (2017–Present):

Press and hold the or Gear icon on your touchscreen for 7 seconds. A prompt will appear on the screen with a text input field.

While it's tempting to poke around, these menus are designed for technicians. Don't Change What You Don't Know: peugeot 308 secret menu

Making changes might affect system stability.

For example, altering parameters like the vehicle's underlying CAN-bus type (e.g., changing a CAN2010 profile to a CAN2004 setting) can break the display scaling. This can result in reversed rearview camera feeds, non-functional air conditioning layouts, or missing parking sensor graphics. .

Go to "Radio Info."

While access is restricted to keep users from accidentally breaking critical operating system files, several informational screens are highly useful for owners and DIY mechanics: While these are known as "cheat codes," the

Before you poke around, take a photo of your screen's current settings. If you accidentally change a value, you can set it back to what it was.

Unlock access to advanced vehicle diagnostics, system information, and hidden settings on your Peugeot 308 by leveraging the infotainment system's built-in hidden menus.

If your navigation system is lagging or failing to find your position, the secret menu reveals how many GPS satellites your car is actively communicating with. If the satellite count is zero while parked outside, your roof antenna or its wiring is likely faulty. Hardware Modules and Cheat Codes

Once accessed, the hidden interface breaks away from standard user controls to display structural technical readouts split into distinct menus. As a general rule, you should avoid changing

button (or the gear icon/cog) for approximately 5–10 seconds.

Each of these systems has different access points for their respective hidden menus.

the button firmly for approximately 5 to 10 seconds.

Do you have a of 308? I can give you the exact button sequence for your specific dashboard layout. Peugeot Tutorials | 308 and 308 SW 3D Navigation