Go over the entire plastic headlight cover with your rag to lift up any.

How to clean car headlights. Pour some hot water over the headlight, and then coat the lens with some dish soap. Get a few grades of wet/dry sandpaper. Web wipe the headlights down with a new microfiber cloth soaked in clean water.

Web buff back and forth until you have covered the entire lens. Giving your headlights a good clean will help to remove the worst of the dirt,. Rub the dish soap in a circular.

Web take a jar of water mix 1/3 teaspoons of baking soda in them and shake them well mix well them well until they converted to the diluted solution, after doing this. Then use a microfiber towel to clean off the used polishing compound. Web first, clean the headlights with windex or soap and water.

Repeat until the headlight is clean. If they are, you may need to use a more aggressive method to clean. Let the soap set for five minutes.

Turn on your multimeter and turn it to dc voltage, then 20 volts. Wet the sandpaper and start sanding. Cleaning the inside of the headlights.

Web if cleaning doesn’t work why do headlights need to be clean? Touch the black probe (negative) onto the negative (black). Web clean the terminals, if necessary.