Kia Optima 2004 Owner's Manual page 140

• For maximum defrosting, set the
temperature control knob to the
extreme right/hot position and the fan
speed control knob to the highest
speed.
• If warm air to the floor is desired
while defrosting or defogging, set the
mode selection knob to the
position.
• Before driving, clear all snow and ice
from the windshield, rear window,
outside rear view mirrors, and all side
windows.
• Clear all snow and ice from the hood
and the air inlet in the cowl grille to
improve heater and defroster
efficiency and to reduce the
probability of fogging on the inside
of the windshield.
4-56
DRIVING YOUR VEHICLE
WARNING
Do not use the or
during cool operation in extremely
humid weather. The difference
between the temperature of the
outside air and that of the
windshield could cause the outer
surface of the windshield to fog
up, causing loss of visibility. In
this case, set the mode selection
knob to the position and fan
speed control knob to the lower
speed.
NOTICE :
If you don't want air-conditioning or
outside (fresh) air when operating in
either of these modes, pressing the air-
conditioning switch or air intake con-
trol switch again will deactivate the
air-conditioning or outside (fresh) air
mode.
How to cancel automatic air-
conditioning operation and
position
the outside (fresh) air position
in the Floor-Defrost and
Defrost position (If equipped):
When you select the Floor-Defrost or
Defrost position,
automatically turns on the air-
conditioning system and the outside
(fresh) air position will be selected.
If you don't want air-conditioning and
the outside (fresh) air position when
operating in either of these modes, you
can turn off the air-conditioning system
operation by performing the following:
the system