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What is the heating symbol for a sedan?

1 Answers

CamilaDella

07/29/25 6:08pm

The heating symbol in a car is typically a rotary knob. To increase the interior temperature, turn on the air conditioning and rotate the knob to the red zone. The heating switch symbol usually has red and blue markings on both sides, with the cold air setting on the left and the heating setting on the right. Turning the knob to the left lowers the car's temperature, while turning it to the right raises it. Some models also feature an automatic air conditioning system; pressing the AUTO button will allow the system to adjust the temperature automatically based on the interior conditions. Before turning on the heating, it's necessary to wait for the engine coolant temperature to rise. When the car is cold-started, the coolant temperature is at 0 degrees. Only after driving for some time will the temperature noticeably increase. Once the coolant temperature reaches around 90 degrees, the car's heating system will become effective. It's important to note that the A/C button should be turned off when using the heating. This is because the heating system utilizes the heat generated by the engine. Activating the air conditioning compressor can reduce the heating efficiency and increase fuel consumption. Driving with the heating on can lead to fatigue. It's advisable to adjust the air vents to avoid blowing directly at the head for extended periods, as this can cause drowsiness and affect driving safety. Periodically opening the windows to allow fresh air circulation is also recommended to maintain a comfortable and safe driving environment.

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