Driving at night is inherently more dangerous than driving during the day. Despite the artificial light from streetlights and car headlights, darkness can hide road hazards such as pedestrians and nocturnal animals. And driving after sunset becomes even more challenging when the headlights of the car shine little. If you notice the lights dim suddenly or the brightness fluctuates, there’s a problem.

The purpose of car headlights, of course, is to help us see the road in poor visibility or at night. Nevertheless, they also allow us to be seen by other drivers as a warning sign, therefore the day clothes should be worn during the day. That is why we must always keep their condition in optimal condition, check that they light up correctly and most importantly that they work when we need them.

Headlight Basics

Since you are used to changing light bulbs in the house when they no longer emit light, you can assume that the same solution will also work in the car. Replacing your headlights can fix the problem, yes, but should that be the first step to take? There are several problems that can cause headlights to not shine enough, and understanding how headlights work will help you understand the reasons better.

Headlights of a car on batteries same when it’s off. Once turned on, the thruster begins to supply power to all electrical systems, including battery charging. The alternator transfers power from the engine to the vehicle’s electrical components. The headlights are connected to the block via a wiring harness and grounded to the chassis. There can be no power interruption in this electrical circuit.

Any malfunction can even cause the lights to dim or go out completely. It is important to pay attention to headlight bulbs are usually on or off, not half way. If they are still OK, they should light up completely. If they break, they don’t shine at all. If yours has a bad beam of light, that may not be the cause of your problem. You will have to look elsewhere for the root cause of the problem. Now, why might it motivate a low birth? Read on to find out.

Why can headlights get low? How to Shine up Headlights?

Toothpaste is the best way to shine up headlight, wash your headlight with shampoo, rub with Toothpaste and clean with wet cloths. Now, we are going to know that why headlights get low?

Worn Outer Shell

Modern headlights have a clear plastic cover over the headlights to protect the bulbs (or LEDs) from damage. Over time, this plastic can turn yellowish with exposure to sunlight. Pebbles, dirt and other road debris can scratch the surface of the plastic and make it look white or cloudy. This discoloration darkens the lens and impedes the passage of light, or what the same, the pilots can ignite very little even when working correctly.

You can often extend the life of the housing by using a kit headlight restoration at a hardware store, buffing out imperfections to bring the plastic back to its clear state. Many auto repair shops offer: lighthouse restoration services for those who want to avoid DIY projects. Keep in mind that the benefit of polishing a headlight is temporary and they may need to be replaced in the future.

Faded Light Bulb

Most factory car headlights come with: halogen lamps. Over time, the gas in it gradually forms a film in the glass. If your headlight bulbs are dark, it’s likely that gas has built up in the headlight bulbs, preventing the light from escaping. Unfortunately, the only way to fix this problem is: replace lamps, something that can be very economical and simple in an older vehicle, but expensive and tedious in a final batch.

Electrical wiring error

The cable connecting the headlights to the chassis is vital. East ground wire It is part of the circuit that allows electricity to flow to them and provide energy. If the cable is damaged or obstructed by dirt or corrosion, the electricity cannot flow freely. As a result, the headlights will receive less power and shine less brightly. The power supply can be cut off completely, causing the headlights to go out, even though they are still in good condition.

To fix this problem, the ground wire must be replaced. The cable is not an expensive part, but it will take some time for your favorite mechanic to replace it. Most of the cost of this repair will be labor, not the parts.

Faulty alternator

A dynamo in operation is not only responsible for maintaining the correct brightness of the headlights, but also for supplies electrical power relevant to all functions of the car. Power steering, windshield wipers, radio, power windows and dashboard instruments all require electricity to function. The alternator receives power from the engine and converts it into usable electricity to power all of these different components.

When the alternator fails, it stops supplying power. When that time comes, the battery should meet the electrical needs of the entire vehicle, but it’s not designed to deliver that much power. This will quickly drain the battery from the needs of the car, leaving you on the side of the road. How do you know if the alternator is working? When starting, pay attention to the headlights, they should not dim or oscillate in their beam on first contact. If they do (or if you notice any other of these symptoms), bad.

Worn alternator korea

Headlights that seem to dim at random intervals may indicate that the alternator belt needs to be replaced. This belt is connected to a pulley that integrates the alternator into the engine. When the belt is old and worn, you can both slide and grab. In the first case, the headlights lose power, causing them to shine poorly. When the belt grips the pulley again, the headlights gain more power and become brighter. These belts wear out and a mechanic can check their condition and make any necessary repairs.

Wrong Headlight Height

Headlamps are probably very narrow in their beam range because they are pointed towards the ground. Otherwise, if they are too high, the rest of the drivers will give you blowouts when you wear them. In this case, if your car has halogen headlights, it is possible that: the headlight height adjustment is not correct, while the xenon and LED versions have automatic height adjustment.

The solution is to adjust the height of the headlights to the vehicle’s load. In general, all models have a control on the dashboard that allows you to adjust the height of the headlights, usually on a dial with a 0 to 3 marking. The “normal” is to choose position “0” when only the front seats are occupied, “1” when all seats are occupied, “2” with passengers in all seats and luggage in the trunk, and “3” only when the driver is driving and the luggage compartment is fully loaded.

Unfortunately, poorly shining headlights are not a problem that most drivers notice until they need them. Driving at night with little more than the light of a few headlights can be really dangerous. If your headlights aren’t shining like they should, it’s time to investigate the usual suspects, identify the culprit, and fix the problem.