Lighting system with means to compensate the failure of cornering or bending lights.

The device has two intersecting headlights (14) to produce a light beam which is rotated towards left or right when a vehicle is in a situation of turn towards the left or right-hand side, respectively. A central unit (24) controls switching off failed headlights (14) and lights an auxiliary headlight (18) when the unit detects failure of the headlights (14) in directed position.