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Where is the rearview mirror heating button on the Envision?

1 Answers

AdelynFitz

07/30/25 8:56am

The rearview mirror heating button on the Envision is located in the air conditioning control area of the center console panel. It is positioned above the AC button and features an icon of a rectangle with three wavy lines. Note that the Envision's rearview mirror heating button shares the same function as the rear window defogging/heating button. The rearview mirror heating function is particularly useful during rainy or snowy weather. When activated, the heater behind the mirror quickly warms the mirror surface, gradually removing rainwater or fog, eliminating the need for frequent manual wiping by the driver and thereby reducing driving hazards. How to use the rearview mirror heating function: There are generally two ways to activate the rearview mirror heating function. One method combines it with the power mirror adjustment control—simply rotate the knob to turn it on. The other method involves a dedicated button on the air conditioning control panel—press the heating button to activate it. No manual angle adjustment is required, as the driver's side has a dedicated adjustment button. Principle of the rearview mirror heating function: When the button is pressed, the electric heater behind the rearview mirror glass rapidly heats up to a fixed temperature (typically between 35-60°C) within minutes. The heat is then distributed across both left and right mirrors. As the temperature rises, water droplets on the mirror surface gradually shrink due to evaporation, and fog slowly dissipates, effectively clearing frost and condensation. However, in heavy rainfall, the effect may diminish and become less noticeable. Precautions for using the rearview mirror heating function: The heating function operates via electric heating wires embedded in the mirrors, which consume significant power. Ensure the vehicle is running when using this feature to avoid draining the battery. Avoid activating rearview mirror heating while the car is stationary, as it may lead to insufficient battery power for starting the engine. Alternative methods for defogging rearview mirrors include: 1. Opening windows slightly to allow air circulation between the interior and exterior, reducing temperature differences and gradually eliminating fog. 2. Adjusting the car's air conditioning to an appropriate setting to blow warm air for defogging.

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