What is the main problem with fogging headlights?

1 Answers
ArcherLynn
07/29/25 1:05pm
1. Reasons for fogging inside car headlights: 1. Temperature difference: Turning off the headlights immediately after prolonged use can easily cause fogging. 2. Improper car washing: Using high-pressure water jets to clean car headlights may cause water droplets to enter the vent holes, leading to fogging. 3. Driving through deep water: When water depth exceeds the wheel level, water can enter the headlights through vent holes. 4. Water ingress in headlights: Rainy or snowy weather can cause water to enter the headlights, resulting in fogging. 2. Solutions for fogging inside car headlights: 1. Park in sunlight: Parking the car in sunlight or a dry place for a while can eliminate the fogging. 2. Start the car: Turn on the car engine and activate all headlight functions; the fogging will disappear after a short time. 3. Drive the car: Starting the car and driving for a while will also dissipate the fogging inside the headlights.
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