Turn on your multimeter and turn it to dc voltage, then 20 volts.

How to clean car headlights. Web rinse your headlights with clean water and assess if the headlights are still dirty or cloudy. Keeping your car’s headlights as clean as possible is imperative from a safety perspective. Go over the entire plastic headlight cover with your rag to lift up any.

Rub the dish soap in a circular. Web buff back and forth until you have covered the entire lens. Get a few grades of wet/dry sandpaper.

Any time you're using sandpaper around the car, you want to make sure you don't get too. Touch the black probe (negative) onto the negative (black). Then, using a soft cloth, rub a fingertip amount of toothpaste onto the wet headlight.

Let the soap set for five minutes. To start with, you're going to buff out the headlights, using an. Web clean the terminals, if necessary.

Web if cleaning doesn’t work why do headlights need to be clean? Web first, clean the headlights with windex or soap and water. Pour some hot water over the headlight, and then coat the lens with some dish soap.

Web wipe the headlights down with a new microfiber cloth soaked in clean water. Then use a microfiber towel to clean off the used polishing compound. Wet the sandpaper and start sanding.