Why do car headlights fog
You are talking about the inside of the headlamp glass mask fog it, that is, headlamps into the water, a light can not get out of the water vapor to the shade, and go to the 4S shop claims it
Headlamps are wearing parts, the warranty period is shorter. There are two cases of headlamps, one is fog, but in the lights half an hour automatically disappear is normal; there is a water from the water, if the lights can not automatically disappear for half an hour, there may be two Reason, one is the quality problem, one is subject to external damage to the lamp body.
The main reason is that the temperature inside the lamp when the external high humidity into the interior of the lamp, and in the lamp inside the water vapor condensation caused by the formation of water mist, in order to ensure the balance of pressure inside and outside the headlamps, headlamps are designed With the dust function of the ventilation holes, under normal circumstances the fog will disappear naturally, if the water inside the lamp to accumulate too much need to remove the fog operation. If the fog can not be removed, or condensed into more water, it may be caused by the headlamps lax, should go to the repair station maintenance, to determine the quality of the problem should be possible to claim claims.
Find 4S claim the quality of the lights have problems
