Lexus RX 450h 2010 Owner's Manual page 616

Changing "POWER" switch modes and starting the hybrid system
Ensure that the shift lever is in P and depress the brake pedal.
STEP 1
STEP 2
To change "POWER" switch modes: Within 10 seconds of the
STEP 3
buzzer sounding, release the brake pedal and press the
"POWER" switch. Modes can be changed each time the switch is
pressed. (→P. 167)
To start the hybrid system: Press the "POWER" switch within 10
seconds of the buzzer sounding, keeping the brake pedal
depressed.
In the event that the hybrid system still cannot be operated, contact your
Lexus dealer.
5-2. Steps to take in an emergency
Touch the Lexus emblem side of
the electronic
"POWER" switch.
If any of the doors is opened or
closed while the key is being
touched to the switch, an alarm will
sound to indicate that the start
function cannot detect the elec-
tronic key.
key to the
615
5