Lexus 2012 RX450h Owner's Manual page 893

Interior
Exterior
buzzer
buzzer
 
Sounds

once
Warning message
5-2. Steps to take in an emergency
Details
Power was turned
off due to the
automatic power
off function.
The electronic key
has a low battery.
Correction
procedure
RX350
Next time when
starting the
engine, increase
the engine speed
slightly and main-
tain that level for
approximately 5
minutes to
recharge the 12-
volt battery.
RX450h
Next time when
starting the hybrid
system, increase
the hybrid system
speed slightly and
maintain that level
for approximately
5 minutes to
recharge the 12-
volt battery.
Replace the elec-
tronic key battery.
(P. 792)
893
5