The circuit for the dipped headlights is activated by the steering column switch unit H5 . When the switch is placed in the dipped headlights position it is energized through the ignition operated line (INT) protected by fuse F8 from the junction unit B1 - the relay J45 that supplies the dipped headlights for the lamps F10 (left) and F11 (right). Each circuit is protected by a fuse for the junction unit B1 : F5 for the right lamp and F4 for the left one. The supply line for the right lamp - protected by fuse F5 also acts as a go ahead signal for the headlight alignment adjustment Vedere E3080 REGOLATORE ASSETTO FARI and the headlight washer Vedere E3022 LAVAFARI