Lexus 2012 RX450h Owner's Manual page 428

3-2. Using the air conditioning system and defogger
Window defogger feature
■
Recirculated air mode may automatically switch to outside air mode in situations
where the windows need to be defogged.
When outside air temperature is below 32F (0C)
■
The cooling and dehumidification function may not operate even when
pressed.
When the indicator light on
■
Press to turn on the cooling and dehumidification function again. There may
be a problem in the air conditioning system if the indicator light goes off again
shortly after the button is pressed. Have it inspected by your Lexus dealer.
Air conditioning odors
■
During use, various odors from inside and outside the vehicle may enter into
●
and accumulate in the air conditioning system. This may then cause odor to be
emitted from the vents.
To reduce potential odors from occurring:
●
• It is recommended that the air conditioning system be set to outside air mode
prior to turning the vehicle off.
• The start timing of the blower may be delayed for a short period of time
immediately after the air conditioning system is started in automatic mode.
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goes off
is