If the screen went black as soon as you turned the engine off, the radio is in standby (Hotel Mode). Press the power button on the radio volume knob to wake it fully before trying the corner-tap method.
: A common general access code for older NAC/RCC firmwares. 1122 : An alternative secondary code. Engineering Mode Peugeot 2008 Code
: Precise build numbers for the operating system, maps, and hardware components. If the screen went black as soon as
Accessing Engineering Mode is not an intuitive process; it requires a specific "cheat code" sequence designed for technicians rather than consumers. For most modern Peugeot 2008 models (typically post-2017), the procedure involves: The Long Press: Holding the "Settings" Engineering Mode Peugeot 2008 Code