Hyundai 2011 Sonata - Manual (Page 177)

4 97
Features of your vehicle
Defogging logic
To reduce the probability of fogging up
the inside of the windshield, the air intake
is controlled automatically according to
certain conditions such as
or
position. To cancel or return the defog-
ging logic, perform the following steps.
Manual climate control system
1. Turn the ignition switch to the ON posi-
tion.
2. Turn the mode selection knob to the
defrost position ( ).
3. Push the air intake control button at
least 5 times within 3 seconds.
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 pro-
grammed status.
If the battery has been discharged or dis-
connected, the system resets to the pro-
grammed 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 but-
ton (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 pro-
grammed status.
If the battery has been discharged or dis-
connected, the system resets to the pro-
grammed defogging logic.
OYF049222 OYF049133
YF HMA 4-103.QXP 12/24/2009 5:18 PM Page 97