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Is it normal for BMW X1 headlights to fog up?

1 Answers

StellaDella

07/29/25 5:39pm

Fogging is a normal phenomenon. Here are the relevant explanations: Reasons: BMW headlights adopt a non-sealed design for heat dissipation. There is an air intake hole and an exhaust hole on the headlight, which are used to balance the air temperature inside the headlight. The exhaust hole discharges hot air, while the air intake hole draws in cold air from outside. When the outside air is humid (such as during rainy or snowy weather), the air drawn in will contain relatively high moisture. After the headlights are turned off, the temperature inside the headlight decreases, and the drawn-in air condenses into fog. Brightness inspection: After driving 50,000 kilometers or more than two years, it is necessary to promptly inspect the brightness of the headlights. After a period of use, due to oxidation, power loss, and other reasons, the brightness of the headlights will be lower than the original level and will continue to decrease with prolonged use.

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