View detailed logs of system errors and hardware status.
Depending on the year of your Peugeot 308, you likely have one of three infotainment systems: , or the newer 1. SMEG & SMEG+ Systems (Typical for 2013–2017 Models) These systems are common in early second-generation 308s. Access Method
Connect a laptop utilizing a cloned Lexia 3 cable or a compatible wireless OBD2 interface.
: Initiating hard factory resets from this menu can sometimes trap the system in an infinite boot loop. peugeot 308 secret menu
See how many satellites the car is currently tracking.
Swiping through the three customizable home screens reveals an application drawer for energy flow and ADAS (Advanced Driver Assistance Systems) management. Custom i-Toggles:
Quick verification that every single pixel and LED in your cluster is working. Useful when buying a used Peugeot 308. View detailed logs of system errors and hardware status
Most early face-lifted first-generation 308 models use the Magneti Marelli SMEG system. Turn on the vehicle ignition or start the engine.
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.
Standard users get a basic bass/treble slider. The secret menu reveals a 7-band parametric equalizer. Access Method Connect a laptop utilizing a cloned
Some menus allow you to toggle a "Demo Mode" for the navigation system. Safety First: Words of Caution
View internal fault codes that might not appear as engine management lights on the dash. Important Warnings and Considerations
The digital or semi-digital cluster on the Peugeot 308 houses diagnostic “screens” that the manual never mentions.
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.