We usually drive in the process, may encounter the lamp does not light or lighter case will not work. My first reaction is the lamp is broken or cigarette lighter interface is not bad. In fact, before the judge, you can look at whether the fuse is broken. The first thing that‘s going to be bad is probably the fuses. Now more and more automotive electronic equipment, failure rate will increase. Each electronic device is a fuse to ensure the safety of the circuit. Headlights, rearview mirror heating, the cigarette lighter of the large power equipment damage probability will be higher. If the fuse is broken, as long as we can change their own, very simple. Some riders may be asked, where is the fuse, how can I replace it. In general, the fuse box is in the engine compartment and there is a fuse box under the panel. How do we judge the fuse box of our car? In fact, as long as the instructions can be opened, there are detailed instructions. How to change the fuse box? We can see the instructions, such as headlight fuse, fuse number, then need to find the corresponding headlamps to find it, take tweezers out and replace the fuse same amp is enough, if those of you still do not understand it, then we can look at the color, each color is not the same as the fuse the same as the corresponding amp fuse. Where‘s the new fuse? General vehicles in the factory will take into account these problems, will leave a few spare parts in the spare place to replace the owner of the fuse. If it is not, we can also be used to pull out the fuse with the first, there is time to auto city to buy a new insurance replacement is enough, the price is generally around 1 yuan. Here is still hope that when you buy a car to look at the instructions, ah, the vehicle will be all the problems in which there is a corresponding description. The cigarette lighter lighter interface with the best equipment regular manufacturers, in order to avoid excessive current damage to the interface, causing unnecessary trouble.