If GPS shows "No Fix" and your navigation shows the car in the wrong location (or "Position Unavailable"), check Engineering Mode for GPS Antenna: Open Circuit. The Peugeot 2008’s shark fin antenna is prone to water ingress.
Before displaying any code or procedure, the tool forces the user to confirm:
While entering the Peugeot 2008 engineering mode code is not illegal and will not void your warranty simply by viewing, there are significant risks if you go further. Engineering Mode Peugeot 2008 Code
Golden Rule: View, don't tweak. Use the code to read voltage and software versions, but do not change any values unless you have a backup configuration.
These units run a Linux-based OS with a distinct "dark" interface. If GPS shows "No Fix" and your navigation
The Peugeot 2008 features two distinct electronic architectures:
Engineering Mode provides low-level system information useful for diagnosing antenna faults, GPS lock issues, battery health, and software corruption without a $10,000 dealer-level diagnostic tool (DiagBox/PP2000). Golden Rule: View, don't tweak
Do not skip the timing – this is the part most people get wrong.
If you get the normal radio, you missed the timing. Try again with a longer hold.