Toyota Lexus IS300 Manual page 202

Heating
For best results, set controls to:
For automatic operation –
Set the air flow control dial and the fan speed control
dial to "AUTO" position.
Temperature – To the desired temperature
Air intake – OUTSIDE AIR
For manual operation –
Fan speed – To the desired fan speed
Temperature – Towards WARM (to the right)
Air intake – OUTSIDE AIR
Air flow – FLOOR
D For quick heating, select RECIRCULATED AIR for a few
minutes. To keep the windows from fogging, select
OUTSIDE AIR after the vehicle interior has been warmed.
D Push the "A/C" button on for dehumidified heating.
D Choose floor/windshield air flow to heat the vehicle interior
while defrosting or defogging the windshield.
Air conditioning
For best results, set controls to:
For automatic operation –
Set the air flow control dial and the fan speed control
dial to "AUTO" position.
Temperature – To the desired temperature
Air intake – OUTSIDE AIR
For manual operation –
Fan speed – To the desired fan speed
Temperature – Towards COLD (to the left)
Air intake – OUTSIDE AIR
Air flow – PANEL
D For quick cooling, select RECIRCULATED AIR for a few
minutes.
Ventilation
For best results, set controls to:
For automatic operation –
Set the air flow control dial and the fan speed control
dial to "AUTO" position.
Temperature – Towards low temperature
Air intake – OUTSIDE AIR
2003 IS300 from Aug. '02 Prod. (OM53439U)
AIR CONDITIONING
189