What is the Principle of Rearview Mirror Heating?

1 Answers
ClaireDella
07/30/25 9:37am
The principle of rearview mirror heating is that electric heating elements (heating films) are installed inside the mirrors on both sides. During rainy or snowy weather, when the driver activates the rearview mirror heating function, the heating elements quickly warm up to a fixed temperature within a few minutes, typically between 35-60 degrees Celsius. This helps to heat the mirror surface, effectively removing fog and frost. The rearview mirror heating function ensures that the exterior mirrors remain clear by utilizing heating wires embedded behind the mirror glass when driving in rain, snow, or fog. Rearview mirror heating switch: Knob-type switch: Located on the driver's side door, there is a knob with several symbols, including L, 0, R, and a heating symbol. The heating symbol, which resembles a square frame with three upward-curving arrows inside, indicates the rearview mirror heating function. Turning the knob to the heating symbol activates the heating function. Button-type switch: Found on the control panel, it also features a square frame with three upward-curving arrows inside. Pressing the button turns on the rearview mirror heating function.
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