2020 Lexus ES300h cooling

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ES300h_QG_OM06199U_(U)
In the following situations, kinetic energy is converted to electric energy and deceleration
force can be obtained in conjunction with the recharging of the hybrid battery (traction bat-
tery).
● The accelerator pedal is released while driving with the shift lever in D or S.
● The brake pedal is depressed while driv ing with the shift lever in D or S.
There may be no engine sound or vibration even though the vehicle is able to move with the
“READY” indicator is illuminated. For safety, apply the parking brake and make sure to shift
the shift lever to P when parked.
The following sounds or vibrat ions may occur when the hybrid system is operating and are
not a malfunction:
● Motor sounds may be heard from the engine compartment.
● Sounds may be heard from the hybrid battery (traction battery) behind the rear seats
when the hybrid syst em starts or stops.
● Relay operating sounds such as a snap or so ft clank will be emitted from the hybrid bat-
tery (traction battery), behind the rear seats, when the hybrid system is started or
stopped.
● Sounds from the hybrid system may be heard when the trunk lid is open.
● Sounds may be heard from the transmission when the gasoline engine starts or stops,
when driving at low speeds, or during idling.
● Engine sounds may be heard when accelerating sharply.
● Sounds may be heard due to regenerative braking when the brake pedal is depressed or
as the accelerator pedal is released.
● Vibration may be felt when the gasoline engi ne starts or stops.
● Cooling fan sounds may be heard from th e air intake vent under the rear seat.
Regenerative braking
Sounds and vibrations specific to a hybrid vehicle

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ES300h_QG_OM06199U_(U)
Adjust the right-hand side temperature setting
Function on/off indicators
When the function is on, the indica tor illuminates on the control screen.
Sub function menu
When the sub function button on the Remote Touch is pressed, the following functions
can be switched on and off.
: Set Lexus Climate Concierge ( P.63)
“AUTO”: Set automatic mode on/off ( P.67)
“Off”: Turn the fan off
“A/C”: Set cooling and dehumidification function
“DUAL”: Adjust the temperature for driv er and front passenger seats separately
(“DUAL” mode)
: Set eco air conditioning mode
■Option control screen
Select on the sub menu to di splay the option control screen.
The functions can be switched on and off.
When the function is on, the indicator illuminates on the screen.
Set Lexus Climate Concierge
( P.63)
Adjusting the temperature for driver
and front passenger seats separately
(“DUAL” mode)
Set eco air conditioning mode
Air conditioning and heater output is
limited to prioritize fuel economy.
Cooling and dehumidification function
Select the S-FLOW mode
Prevent ice from building up on the windsh ield and wiper blades (Windshield wiper
de-icer) (if equipped)
E
F
G
A
B
C
D
E
F

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ES300h_QG_OM06199U_(U)
■Side display (12.3-inch display model)
Display the heated steering wheel/seat
heaters/seat ventilators control screen
(if equipped)
Adjust the left-hand side temperature
setting
Adjust the fan speed setting
Adjust the right-hand side temperature
setting
Set cooling and dehumidification function on/off
Adjust the temperature for the driver’s and front passenger’s seats separately (“DUAL”
mode)
Select the air flow mode
1Press the automatic mode switch or sele ct “AUTO” on the sub function menu.
(  P.64, 66)
2Press the outside/recirculated air mode switch to switch to automatic air intake mode.
The air conditioning system automatically switches between outside air and recircu-
lated air modes.
3Adjust the temperature setting.
4To stop the operation, press the off switch or select “Off” on the sub function menu.
(  P.64, 66)
A
B
C
D
Using automatic mode
E
F
G