The owner's manual of the car contains all the versions of the equipment and useful information on how to use the vehicle efficiently and safely, e.g.-indicators, control lights, opening and closing-lighting and visibility, seats, gloveboxes, heating, ventilation, air conditioning-driving, operating tips, vehicle maintenance-fluid levels, checking and topping up, emergency operations, changing wheels, fuses, changing bulbs-technical data... and many other things that give a sense of safety and comfort to travellers .