
1. Turn the ignition switch to the ON position.
2. Turn the mode selection knob to the defrost position (
).
3. Select any fan speed except “0” position.
4. While pressing the air conditioning button (A/C), press 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 programmed status.
If the battery has been discharged or disconnected, it resets to the defog logic status.
To reduce the probability of fogging up inside of the windshield, the air intake or air conditioning are controlled automatically according to certain conditions such as or position.
1. Turn the ignition switch to the ON position. 2. Select the defroster position before pressing the defroster button ( ). 3. While pressing the air conditioning button (A/C), press the air intake control button ( ) at least 5 times within 3 seconds.
Repair procedures Inspection 1. Connect the battery voltage and check the blower motor rotation. 2. If the blower motor does not operate well, substitute with a known-good blower motor and check for proper operation.
Repair procedures Inspection 1. Turn the ignition switch ON. 2. Manually operate the control switch and measure the voltage of blower motor. 3. Select the control switch to raise voltage until high speed.