See also:

Have the vehicle inspected by your Lexus dealer immediately.
Failing to investigate the cause of the following warnings may lead to the system operating abnormally and possibly cause an accident. Have the vehicle inspected by your Lexus dealer immediately. ...

Rear air conditioning system
Airflow and outlets are automatically adjusted according to the tem- perature setting. Using the automatic mode Press the “AUTO” button. The air conditioning system will begin to operate. ...

Changing the rear seat settings (vehicles with a rear automatic air conditioning system)
 - Adjusting the temperature setting Press “” on the “REAR/TEMP” button to increase the temperature and “” to decrease the temperature. The air conditioning system switches betw ...