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If it's a humid day and you're running your vehicle's lights, the air in your tail lights heats up and gets trapped inside the plastic housings. Once the outside air cools down, the moisture condenses into water droplets inside your lights and tin can hinder your visibility at night. While condensation usually goes abroad on its own inside a few days, you can get rid of it within a few minutes just by applying rut. Even though this a quick fix, the moisture will come dorsum if you don't seal off leaks in the housing and set up the underlying problems. With a little bit of piece of work, your tail lights volition be clean and moisture-free!

  1. 1

    Try warming the outside of the light with a pilus dryer. You lot can usually become rid of condensation without taking apart your tail light. Hold your hair dryer about 6 inches (15 cm) away from your tail light and turn it on the everyman setting. Motility the hair dryer back and forth then you don't focus on one spot for besides long. As y'all heat up the water, information technology will evaporate and escape out from the vent in the back of the lite.[1]

    • You lot can also apply a heat gun if you don't accept a hair dryer.
    • If at that place's water pooling in your headlight, applying estrus externally will not be enough to make it all evaporate.

  2. 2

    Disconnect your tail lite from your vehicle if in that location's still condensation. Open your vehicle'south trunk and expect for screws or bolts directly behind your tail light. Apply a screwdriver or wrench to loosen the tail light from your vehicle. Carefully pull it directly out from your vehicle. Look for a big square connector on the wires coming out from the dorsum, and disconnect it to disassemble your tail light completely.[2]

    • If you don't know how to have out your tail light, consult with your vehicle's manual or take information technology to a mechanic.

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  3. 3

    Unscrew the bulb to drain the water from the housing. Await for the big circular screw or cap on the behind of the light'due south housing. Turn the cap counterclockwise by hand until it comes loose. Slowly pull the cap and bulb straight out from the housing so it doesn't get damaged. Tilt the housing upside downwards and cascade the excess water out from the hole.[3]

    Warning: Be conscientious non to touch the seedling glass with your blank hands since you lot could cause the light to dice prematurely.[4]

  4. four

    Cut a hole in a paper-thin box that'southward the aforementioned size as the hair dryer nozzle. Choose a cardboard box that'south big enough to fit the tail light housing inside. Hold the end of your hair dryer against the side of the box about 2 inches (5.1 cm) up from the bottom near one of the corners. Trace around the hair dryer'south nozzle and carefully cut out effectually the outline with a utility pocketknife.[five]

    • The box will help trap the oestrus so the h2o evaporates more quickly.
    • Avoid cutting the hole larger than the hair dryer'due south nozzle, or else the oestrus volition escape out of the box.

  5. five

    Put the tail lite in the contrary corner of the paper-thin box. Employ the corner of the box that's across from the hair dryer so y'all don't impairment your calorie-free. Position the tail low-cal so the bulb pigsty faces the pilus dryer's nozzle.[vi]

    • Yous can put your light horizontally or vertically in the box.

  6. 6

    Position a piece of paper-thin between the pigsty and the tail light. Direct heat tin melt or damage your tail light, then cut a scrap piece of paper-thin that'southward tall enough to stand up up in the box. Gear up the cardboard vertically betwixt your hair dryer and tail calorie-free and so information technology blocks the estrus. It's okay if you exit open space on the sides of the cardboard as long as the nozzle isn't pointed correct at the lite.[7]

  7. 7

    Stick the hair dryer nozzle into the hole in the box. Push the finish of the nozzle into the pigsty you cutting earlier. Make sure the sides of the nozzle press tightly against the edge around the hole so air doesn't leak out from the box.[8]

  8. eight

    Turn the hair dryer on the lowest setting for 5 minutes. Set your hair dryer onto the lowest setting and shut the top of the box as tightly equally you can. Stay nearby while the hair dryer runs, simply go out the box airtight so heat doesn't escape. After 5 minutes, turn off your hair dryer and open the box to check if your light is dry.[9]

    • If you still run across condensation, run the hair dryer for some other five minutes.
    • The tail light housing may be hot to the impact, so be careful when you take hold of it. Use an oven mitt or a thick piece of work glove to take hold of it if you lot need to.

    Warning: Never leave your hair dryer unattended since it could kickoff a fire.

  9. ix

    Reassemble your tail lite to install it back on your vehicle. Feed the light bulb back into the housing and screw the cap clockwise to secure it. Plug the wire connector back into the tail light and carefully button the cords into your vehicle. Position your tail light so the commodities or spiral holes line upward and hold it in place then you can screw it back in.[10]

    • Start your vehicle's battery and plough on your tail lights to brand sure they piece of work properly. If they don't, endeavor taking apart the tail lights again to cheque the wire connections.

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  1. 1

    Caulk around the seams to prevent h2o from leaking in. Utilize a clear silicone caulk to ensure that it'southward waterproof and won't affect your visibility. Hold the nozzle against the seam going around the edge of the clear plastic casing. Pull the trigger on the caulk gun to identify a bead all the way around the seam. Button the caulk into the seam with your finger and allow it to dry for about 30 minutes to keep moisture locked out.[xi]

    • Only seal the tail low-cal once it'due south completely dry out, or else you may trap moisture within.

    Variation: You can too use silicone caulk to fill in cracks or holes in your tail light if you need to make a quick repair. Otherwise, water tin easily leak into the light.

  2. 2

    Supervene upon the O-ring around the bulb if it's damaged. The O-band is a round rubber gasket on the bulb cap that prevents water from leaking inside. Remove your tail lite from your vehicle and unscrew the round bulb cap. Inspect the O-ring and supervene upon information technology if you find whatever cracks.[12]

    • You tin can buy O-rings from automotive or hardware stores.

  3. three

    Spray the vents with compressed air to unblock them. The backs of your tail lights volition usually have small plastic tubes about the bottom or top so air can bicycle in and out of them. Get a tin can of compressed air and stick the nozzle into the tail light's vent. Printing down on the compressed air's push button using short bursts to spray out whatever grit or dirt that's stuck inside.[13]

    • Check your vehicles transmission if you have problem locating the vents on your tail lights.
    • If the vents become clogged, moisture that's trapped within your lights won't be able to escape.

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  • If you lot don't have any tools to remove the condensation, merely drive around with your lights on. The oestrus will help the water evaporate and driving will make air menses through the lights more.[fourteen]

  • Endeavour leaving a silicon desiccant packet, like one y'all'd find in storage boxes and packaging, inside of the tail calorie-free overnight since they can blot a lot of moisture.[xv]

  • Tail lights naturally develop condensation when in that location are changes in temperature and humidity, but information technology will get away on its own.

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  • If you frequently get water filling up in your tail calorie-free, take your vehicle in to a mechanic to meet if there are whatsoever leaks or drainage bug.

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Things You'll Need

  • Wrench
  • Screwdriver
  • Cardboard box
  • Utility knife
  • Pilus dryer
  • Caulk gun
  • O-ring
  • Compressed air

References

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