Lexus RX 450h 2010 Owner's Manual, Quick Manual page 14

Power (Ignition) Switch
With the electronic key on your person, the hybrid system can be started by simply press-
ing the "POWER" switch, while depressing the brake pedal.
(The mechanical key cannot be used to start the hybrid system.)
■ Starting the hybrid system
■ Stopping the hybrid system
Set the parking brake and shift the shift lever to P.
Press the "POWER" switch.
■
Changing "POWER" switch mode
To change the "POWER" switch mode without turning on the hybrid system, press the
"POWER" switch without depressing the brake pedal. The mode can be changed in the fol-
lowing order:
OFF
(Indicator light: off)
13
Make sure the parking brake is set and the shift
lever is in P.
Depress the brake pedal.
The "POWER" switch indicator light turns
green.
Press the "POWER" switch.
When the "READY" indicator changes
from flashing to on, the hybrid system is
properly started.
ACCESSORY mode
(Indicator light: amber)
ON mode