308 Secret Menu — Peugeot

Keep holding until it shows and the spanner disappears. MK3 Generation (2021–Present):

Newer Peugeot 308 models feature the upgraded NAC system, which is faster and supports Apple CarPlay and Android Auto. The trick to entering this menu relies on the piano-style toggle keys below the screen. Turn the ignition on.

The SMEG and SMEG+ touchscreen systems are the most frequent targets for secret menu exploration.

Displays the precise coordinates of the vehicle alongside a real-time signal strength counter showing the active satellite count. This helps diagnose broken or failing dash GPS antennas. peugeot 308 secret menu

The is a built-in diagnostic and developer mode hidden within the car’s touchscreen infotainment system. Often referred to by enthusiasts as the "Expert Menu" or "Engineering Mode," this interface bypasses the standard layout to grant owners and technicians access to live telemetry, raw GPS signals, exact system hardware logs, and a command line interface for "cheat codes". Whether your vehicle runs the older SMEG/SMEG+ hardware from early generation T9 models or the modern NAC (Navigation Advanced Connectivity) infotainment architecture, unlocking this menu is entirely possible using a series of specific button-press combinations.

Locate the reset button under the dials (marked with or a spanner) and hold it down .

Verify the exact firmware and mapping versions currently installed on your vehicle. System Reboot: Keep holding until it shows and the spanner disappears

Applicable to: 2014+ models with the 7-inch or 9.7-inch capacitive touchscreens.

Depending on your model year, your car features one of two main infotainment layouts: the legacy found in first-generation and facelifted models (up to 2017–2018), or the newer NAC/RCC system utilized in modern variations. Unlocking these modes requires specific combinations of continuous button presses or text cheat codes entered directly into the dashboard. How to Access the Secret Menu by Generation 1. The SMEG Infotainment System (Pre-2018 Models)

: To view raw satellite data and firmware data, press and hold the SRC/Menu button or the Navigation icon/button firmly for 5 to 10 seconds. Turn the ignition on

While the secret menu is useful for diagnostics, Peugeot also offers standard customization features for safer everyday use: Peugeot 308 Secret Menu

The Peugeot 308 is a popular hatchback known for its stylish design, comfortable ride, and impressive features. However, there's more to this car than meets the eye. Hidden beneath the surface is a secret menu that allows owners to access and customize various settings, diagnostics, and features. In this post, we'll explore the Peugeot 308 secret menu, how to access it, and what you can do with it.

This gets hot. Only do this in a well-ventilated area away from flammable materials.

Press and hold the Music/Radio button (or the volume knob, depending on the model) for about 10 seconds until the screen goes black and the Peugeot logo reappears. Summary of Quick Codes Code / Holding Time SMEG Software/GPS Info Hold MENU (5s) NAC Expert Mode Hold MUSIC (4s) + 1111 All Screen Reset Hold MUSIC/Power (10s) All Service Reset Hold 000/Stalk + Ignition Hidden Menu - Peugeot Forums