How to Defog a Toyota Corolla?

3 Answers
VanGia
07/28/25 11:12pm
Toyota Corolla's defogging steps are: 1. Turn on the car's air conditioning; 2. Adjust the air conditioning to the warm air setting; 3. Turn on the car's external circulation; 4. Press the front and rear defogging buttons, and use warm air to complete the defogging. Taking the Toyota Corolla 2021 model as an example, its body dimensions are: length 4635mm, width 1780mm, height 1455mm, with a wheelbase of 2700mm. The Toyota Corolla 2021 model is equipped with a 1.2T turbocharged engine, with a maximum horsepower of 116ps and a maximum power of 85kw, matched with a continuously variable transmission.
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Blanco
08/12/25 2:32am
I've got plenty of experience with defogging. When you're rushing to work in the morning and find the windshield completely fogged up, just follow these three steps: First, turn the key to start the engine and wait for the RPM to stabilize. Second, turn the air conditioning temperature knob to the hottest position in the red zone and set the fan to the highest setting. Third, press the defogging button on the center console (usually located in the upper right corner of the AC panel) that looks like a fan with an arrow. At this point, hot air will blast onto the front windshield, and the fog should start clearing in about 30 seconds. Remember to turn on the external air circulation for better results—it reduces humidity inside the car faster. If the rear window fogs up, press the rectangular button with wavy lines for the rear defroster; the heating wires will clear the fog in about five minutes. Don’t rush to drive off—wait until your visibility is completely clear for safety.
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DiRafael
10/01/25 5:18am
As a Corolla owner for ten years, I've found that defogging depends on the season. During summer rainstorms, turning on the AC is most effective: press the AC button until the green light comes on, set the temperature to the lowest, adjust the fan to level four, switch to external circulation, then press the defog button. The cold air will clear the fog in just two minutes. In winter, do the opposite: turn off the AC and use warm air, but wait until the temperature gauge moves before operating, or you'll just be blowing cold air and making it worse. In northern sub-zero temperatures, remember to scrape off the ice crystals on the inside of the windshield with a snow scraper beforehand—these form from the temperature difference between hot and cold. Just blowing warm air will take forever. Another tip: before parking, turn off the AC and open the windows to ventilate, reducing the temperature difference inside and out to prevent fogging.
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