Lexus GS450h Owner's Manual page 364

364
5-2. Using the air conditioning system and defogger
Seat ventilators (without seat heaters) (if equipped)
■
Seat ventilator switches
1
Level indicator lights
2
The seat ventilator fan speed level is
displayed.
Modes and indicators
●
The mode changes each time the switch is pressed as follows:
The seat heaters/seat ventilators can be used when
■
The power switch is in ON mode.
Seat heater control (vehicles without automatic mode)
■
The seat heater automatically changes operations. If the power switch is turned off while
the seat heater is operating, the starting operation of the heater differs depending on the
amount of time that elapses before it is turned back on.
Current operation
Automatic operation of the seat heater during Eco drive mode
■
Eco drive mode controls the heating operations and fan speed of the air conditioning
system to enhance fuel efficiency. If the driving mode select switch is switched to Eco
drive mode in cold temperatures, the seat heater may be automatically operated to assist
heating performance.
GS450h_300h_OM_OM30F92E_(EE)
Mode
Off
Hi
Mid
Lo
Starting operation mode and amount of time elapsed
0 to 15 minutes
Hi
Mid
Lo
Level indicator lights
Off
3
2
1
until power switch in ON mode
Over 15 minutes
Hi
Mid
Lo
Hi
Hi
Hi