2012 Hyundai Elantra Owner's Manual - Page 167

Features of your vehicle Defogging logic When defogging logic is operating, the air intake is controlled automatically (You can't control the air intake) according to certain conditions such as or position to reduce the probability of fogging up the inside of the windshield. To cancel or return the defogging logic, perform the following steps. OMD040124 OMD040125 Manual climate control system 1. Turn the ignition switch to the ON position. 2. Press the defrost button ( ). 3. Push the air intake control button at least 5 times. The indicator light in the air intake control button will blink 3 times with 0.5 second of interval. It indicates that the defogging logic is canceled or returned to the programmed status. If the battery has been discharged or disconnected, the system resets to the programmed defogging logic. Automatic climate control system 1. Turn the ignition switch to the ON position. 2. Select the defrost position pressing defrost button ( ). 3. While holding the air conditioning button (A/C) pressed, press the air intake control button at least 5 times within 3 seconds. The indicator on the air intake control button blinks 3 times with 0.5 second of interval. It indicates that the defogging logic is canceled or returned to the programmed status. If the battery has been discharged or disconnected, the system resets to the programmed defogging logic. 4 89