Device for protection against theft, in particular for motor vehicles

摘要

This device comprises a keypad (3) for inputting a user code, means (2) for storing a code for unlocking a device (B) for controlling the engine, means (1) for comparing the unlocking code with the user code and for unlocking the said control device (B) if the unlocking code (2) coincides with the user code, is characterised in that it further includes means (1) for triggering the operation of means (1) for inputting an emergency user code via the accelerator pedal (C) of the vehicle.