Peugeot 308 Secret Menu Best Info

Release the physical button as soon as the counter hits zero, then cycle your keys out to save the reset status. Safety Warnings for Operators BMW Hidden Menu EXPLAINED [iDrive 7]

The exact method to access the secret menu depends on your specific vehicle. Below are the documented procedures from owner forums and technical guides.

Depending on the model year (2013–2021 for the T9 generation, or the 2021+ P5 generation), accessing this menu reveals data ranging from GPS satellite lock status to individual speaker tests and even video playback settings.

: Turn your vehicle’s ignition to the ON position and let the central navigation unit load fully. peugeot 308 secret menu

Once inside, you will see a list of options. Here is what the most common entries actually do:

Check the internal temperature of the head unit and the current battery voltage. Service Reset:

: Turn on the ignition and wait for the system to boot up. Press and hold the button for approximately 5 seconds. What You’ll Find Detailed software and firmware versions. Map versions for the navigation system. GPS signal strength and the number of active satellites. Technical hardware info like CPU usage and fan PWM. Release the physical button as soon as the

After analyzing hundreds of forum posts (Peugeot Forums, Reddit r/peugeot, and French auto forums), here are the top three "secret menu" tricks that actually help 308 owners.

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Never attempt to navigate these menus while driving. Most modern Peugeot Connect Depending on the model year (2013–2021 for the

⭐ One of the most practical uses for the secret menu is checking the battery’s health. If your Stop-Start system isn't working, it’s often because the voltage is too low. The hidden menu shows the exact voltage the alternator is providing.

Enables a demonstration mode for the navigation system.

This forces the system into "Component Test Mode."

For models built from 2013 to roughly 2017 utilizing the early touchscreen design:

When you first turn the key, you see the Peugeot lion and then your speed. But there is a hidden self-test mode.