The vehicle is equipped with two supplementary fog lamps in the front bumper.The fog lamps are activated by pressing a one-position switch on the left exterior lighting panel. When the fog lights are on, an associated warning light lights up on the control panel.A relay in the engine compartment junction unit controls fog light activation via a line protected by a special fuse.The relay is managed by the Body Computer Excitation is activated by the enablement signal produced when the key is inserted and turned ON in the ignition (INT from steering lock control unit), by a control signal from the above key and by the side lights on signal.If the side lights are deactivated, the fog lights are turned off even if the operating key is active. If the above enablement signals are re-activated, the function stays off until a new command is received from the dedicated key.If the key is turned OFF and/or removed from the ignition device (STOP position) and then reinserted and turned ON, the operating key must be re-pressed to activate the fog lights.