How To Clean Headlights With WD40

How To Clean Headlights With WD40


April 5, 2022

The headlights are eventually becoming cloudy and misty over time, reducing your visibility and placing you in more dangerous driving situations at night.

We’ll go through the ins and outs of how to clean headlights with WD40, baking soda, and toothpaste, the most common reasons for headlight haze, and our best techniques for preventing it.

It’s a fantastic technique to preserve money, maintain your automobile looking new, and, hold you on the road safe by learning how to repair your headlights at home with one or more easy household items.

Why Do Headlights Get Obscured By Fog?

How To Clean Headlights With WD40

If you like cars as much as we do, you’ll be proud of the cleanliness and appearance of your automobile overall.

Even with repeated cleaning and polishing, the light in your car headlights will be hazy or yellow with time, creating a significant safety concern as well as the potential for a fine in several countries.

What causes foggy headlights on automobiles?

Here are the most frequent reasons for hazy headlights, in no particular order.

Road Wear

The plastic that holds the headlight covers in place is subject to a lot of gravel, flying debris, pebbles, and salt on a daily basis, which is one reason they become yellowed.

The continual debris striking your headlights will erode the overcoat of the polycarbonate, which reduces the material’s durability and results in blemishes and deterioration that all too often produce an unclean blurry appearance.

Excessive Soil Buildup

If you drive many kilometers, your headlights will quickly accumulate dirt and grime on the lens, which can be disturbing if they’re just freshly polished. The transparent topcoat is usually applied to new headlights to shield the plastic headlight shell from UV damage.

Unfortunately, the material will decay, resulting in a yellowish or white color. It may come as a surprise to you that chemicals used in car cleaning products can also cause them to deteriorate.

Sunlight Exposure

Oxidation of your headlights is usually driven by factors such as openness to elements, including sunshine. In as little as a few years, the transparent plastic that covers your headlights can yellow due to sun damage.

However, because most headlights are now required to operate in the harsh light of the sun, it is becoming increasingly unavoidable.

It’s possible that moisture is accumulating between the coatings of your headlights because you are incapable to clean and remove them.

Condensation On The Outside Of The House

How To Clean Headlights With WD40

While your headlights will be waterproofed to avoid this, as with many other aspects of your automobile, regular usage will force the need for maintenance that might have an impact on function. The most popular reason is a burned-out or unclean interior light bulb.

If you remove it, the remaining illumination will be dimmer and may cause safety and visibility issues while driving at night or in tunnels with little light. Now you’ll be thinking of how to clean headlights with WD40.


Oxidation is a chemical process in which oxygen attacks several popular materials, like iron and polycarbonate. When your headlights are exposed to sunshine and air, electrons in the end product oxidize and spin pale due to the chemical reaction between them.

How To Recognize When The Headlights Are Damaged?

Here are some indications that your headlights aren’t operating properly and how to clean headlights with WD40.

When a motorist discovers that their headlights are not functioning, they will typically be unaware of the problem until it is brought to a mechanic for routine maintenance. This is the time, the cost of replacing them may be prohibitive.

If you use your car on a regular basis in low-light situations, the formerly attractive and crystal headlights may have mislaid their appeal. This is because the plastic turns yellow that goes through the cover and reduces light transmission.

To keep your headlight in good working order, check them for wear or color shift on a regular basis. They won’t be able to perform their function if they have a yellow or hazy veil over them.

Cleaning Your Headlights On A Budget

How To Clean Headlights With WD40

Finding the answer to the question, of how to clean headlights with WD40. Here are a few suggestions. Even if you use a windshield washing solution on a regular basis, your headlights may oxidize or become hazy as a result of other causes. 

Automotive cleaning solutions will not be as effective on car headlights as they would on the rest of the vehicle. As a convenience, we’ve compiled a list of things that most people have in their homes to keep their headlight covers clean and safe.

Reforming Headlights With WD40

The first step is to clean your headlights with water only, which removes any grime and residue that may have accumulated on them.

This may seem unimportant, but it will help prevent the grit and dirt from further damaging your headlights by scratching them. If you can reach for a stress washer, this is an excellent way to get rid of any dirt from the light.

Finally, your headlights must be dried. A paper, towel, or microfiber cloth may be utilized; however, any moisture should be eliminated and your lights should be clean after this operation. We suggest using a microfiber towel to remove all moisture in order to absorb more nutrients.

How To Clean Headlights With WD40

If you’ve ever opened a bottle of WD40, be sure it’s not older than 5 years because the effects will be comparable to a newer container.

Learning how to clean headlights with WD40, you may either sprinkle the WD40 straight over your headlights and wait to sit for some time or use a clean fabric to apply it.

Wipe down your headlights once they’ve been drenched in liquid to remove any remnants or excess chemicals, and they will be clean like the day you purchased your automobile!

If you don’t see the results you desire, repeat this function until your headlights are fixed. Make careful to do this procedure for both headlights.

Cleaning Headlights With Toothpaste

This method may be used with any toothpaste, however, abrasive particles in whitening tube toothpaste are ideal for removing car headlights’ glare.

  1. To remove any remaining grime and debris, Cleaning the headlights using water and soap is recommended.
  2. Using a towel, apply toothpaste over your headlight.
  3. Apply toothpaste to your headlights in small circular strokes until the paste is gone, then leave it alone for 5-6 minutes to dry.
  4. Duplicate for your other headlight.
  5. Flush the lights with glass cleaner or, if possible, water and nude dry using a microfiber cloth after 5 minutes (if you go over slightly).

How To Clean Your Headlights With Baking Soda Paste

After knowing the facts about how to clean headlights with WD40, you must understand that baking soda is a frequent cleaning substance in homes. It may be used to clean drains, rugs, and carpets, for their deodorizing properties.

You may either combine baking soda with water or vinegar to clean your headlights, vinegar is the better choice since it generates a foam that cleans your lights immediately.

  1. To make a firm paste that will remain in place on your headlights and not glide off and become useless, combine baking soda with water or vinegar.
  2. Using any cloth, the lotion should be applied to your headlight.
  3. Brush the dense liquid into your headlight in round movements, then wait 5 minutes to allow it to dry.
  4. Repeat the procedure on your different headlights.
  5. Finally, wash the lights with water after 5 minutes and dry them using a microfiber towel.

How To Prevent Your Headlights From Being Damaged?

How To Clean Headlights With WD40

The key to stopping yellowing and shattered headlights is to figure out what’s causing the problem.

One of the most common and inexpensive solutions to how to clean headlights with wd40, you need to restore headlights that have been cleaned and maintained on a regular basis is to apply a clear topcoat once they’ve cooled.

This topcoat protects against oxidation and pollution-induced damage, including gasoline fumes, acid rain, and industrial pollution.

If nothing else works, consider inspecting the cleaning chemicals you use on your automobile.

Unfortunately, the majority of the automobile headlight covers on the market today are produced with chemicals that can disrobe and terminate the defensive layers from your car’s headlight covers, resulting in faster damage and an increased chance of dangerous driving situations.


Is It True That WD40 Can Clear Oxidation From Headlights?

When the film is removed, your headlights will need to be cleaned and brightened again. As a result, while it solves the problem, it does not prevent it from recurring. And you come to know, how to clean headlights with WD40.

Is It True That Toothpaste Over Headlights Works?

It’s similar to how toothpaste cleans your teeth. It may be used to polish away tints and yellow color from your headlights in the same way that regular toothpaste does. The liquid in tubes of toothpaste removes dirt and debris from your headlights, leaving them clean and bright.

Is It Possible To Clean Headlight Lenses Using Magic Eraser?

According to specialists, Magic Erasers should not be used on car paint because they might dull the finish. They can, however, be used to remove and polish your hazy headlights. Just dampen the sponge with water and dry it with a towel to obtain brilliant and transparent headlights.

Is It Possible To Clean Car Headlights With Coke?

It’s possible that Coca-Cola will harm the paint on your automobile, so dip a sponge in Coke and lay it on your headlight for a few minutes before rinsing and drying it.

What Can You Clean Your Plastic Headlights With In Your House?

Cleaning your automobile’s plastic headlight covers with a variety of substances, such as WD-40, baking soda, toothpaste, vinegar, Coca-Cola, and PAM cooking spray is possible.


Your car’s headlights may get hazy, yellowed, and even cause vision difficulties in poor light without proper cleaning and upkeep.

If you’re having difficulties removing the polycarbonate on your headlight covers, here are some tips for how to clean headlights with WD40, toothpaste and baking soda as well as prevent future harm. 


Jeffrey Bryce is an experienced motorcycle rider with years of experience caring for motorcycles. His natural fondness for motorcycles have made him come up with, which is dedicated to answering and teaching you how to care for your bike with the care it requires. LetsGoForARide is the one of his important lifework in reaching out to communities of motorcycle enthusiasts on how to take care of their bike and choosing the correct spare part.