It seems you are referring to , which is a version of the diagnostic software for PSA vehicles (Peugeot, Citroën, DS, and some older Toyota/Opel models built with PSA platforms).
Diagbox 7.57 can talk to every Electronic Control Unit (ECU) in the car. This includes the BSI (Built-in Systems Interface), Airbag modules, ABS/ESP controllers, and the transmission. 2. Component Testing diagbox 7.57