A device designed for - trucks equipped with Euro 4, 5, and 6 emission systems. This OBD2-connected unit is easy to install—simply plug it into the vehicle’s OBD2 port and follow the recommended procedures, including fuse removal as specified in the instructions. The unit supports the simulation of a functioning AdBlue system and NOx sensors, allowing the vehicle to operate without requiring AdBlue fluid. It operates without causing engine power loss or triggering dashboard warnings and does not permanently alter factory settings. To restore original vehicle settings, simply unplug the device from the OBD2 port. Compatible with select - truck models. Installation requires turning off the ignition, removing specified fuses, connecting the device, and turning the ignition back on. If any fault indicators appear, they can be cleared using a standard service scanner.