LEXUS RX450h 2015 Owners Manual

7605-2. Steps to take in an emergency
Sounds
once 
(Flashes) •When the doors
were unlocked
with the
mechanical key
and then the
“POWER”
switch was
pressed, the
electronic key
could not be
detected in the
vehicle.
• The electronic
key could not be
detected in the
vehicle even
after the
“POWER”
switch was
pressed two
consecutive
times. Touch the elec-
tronic key to the
“POWER” switch
while depressing
the brake pedal.
Sounds
once 
(Flashes) An attempt was
made to start the
hybrid system
with the shift lever
in an incorrect
position. Shift the shift lever
to P and start the
hybrid system.Interior
buzzer Exterior
buzzer Wa r n i n g m e s s a g e Details Correction
procedure

5
When trouble arises
7615-2. Steps to take in an emergency
Sounds
once 
(Flashes) An attempt was
made to turn the
“POWER” switch
off when the shift
lever was not in P. To turn off the
hybrid system,
first shift the shift
lever to P and
then turn the
“POWER” switch
off.
  Po w e r w a s t u r n e d
off due to the
automatic power
off function. 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.
Sounds
once  The electronic key
has a low battery. Replace the elec-
tronic key battery.
(  P. 6 8 7 )Interior
buzzer Exterior
buzzer Wa r n i n g m e s s a g e Details Correction
procedure

7625-2. Steps to take in an emergency
Sounds
once 
(Flashes) The driver's door
was opened and
closed with the
“POWER” switch
turned off and
then the
“POWER” switch
was put in
ACCESSORY
mode twice with-
out the hybrid sys-
tem being started. Press the
“POWER” switch
while depressing
the brake pedal.
During an hybrid
system starting
procedure in the
event that the
electronic key was
not functioning
properly
(  P. 7 8 2 ) , t h e
“POWER” switch
was touched with
the electronic key. Press the
“POWER” switch
within 10 seconds
of the buzzer
sounding.
Sounds
once 
(Flashes) The steering lock
could not be
released within 3
seconds of the
“POWER” switch
being pressed. Press the
“POWER” switch
while depressing
the brake pedal
and moving the
steering wheel left
and right.Interior
buzzer Exterior
buzzer Wa r n i n g m e s s a g e Details Correction
procedure

5
When trouble arises
7635-2. Steps to take in an emergency
■
Warning message in radar cruise mode (if equipped)
In the following cases, the warning message may not be displayed even if vehicle-
to-vehicle distance decreases: ●
When your vehicle and the vehicle ahead are traveling at the same speed or the
vehicle ahead is traveling more quickly than your vehicle●
When the vehicle ahead is traveling at a very low speed●
Immediately after cruise control speed is set●
At the instant the accelerator pedal is depressed

7645-2. Steps to take in an emergency
If you have a flat tire Your vehicle is equipped with a spare ti re. The flat tire can be replaced with
the spare tire.
■ Before jacking up the vehicle
● Stop the vehicle on a hard, flat surface.
● Set the parking brake.
● Shift the shift lever to P.
● Stop the hybrid system.
● Turn on the emergency flashers.

5
When trouble arises
7655-2. Steps to take in an emergency
■ Location of the spare tire, jack and tools
Vehicles with a compact spare tire
Vehicles with a full-size spare tire Towing eyelet Tool bagJack handle
Jack Spare tireWheel nut
wrench Spare tire
cover
Towing eyelet To o l b a gJack handle
Jack Spare tireWheel nut
wrench Spare tire
cover

7665-2. Steps to take in an emergency
Taking out the jack
Vehicles with a compact spare tire
Pull the lever upward to fold back
the front part of the deck board.
Pull the folded deck board upright.
Pull on the attached hook to
extend the string.STEP 1
STEP 2
STEP 3

5
When trouble arises
7675-2. Steps to take in an emergency
Use the hook to secure the deck
board as shown in the illustration.
Remove the jack after removing
the hook.
Vehicles with a full-size spare tire
Pull the lever upward to fold back
the front part of the deck board.
Pull on the attached hook to
extend the string.STEP 4
STEP 5
STEP 1
STEP 2

7685-2. Steps to take in an emergency
Use the hook to secure the deck
board as shown in the illustration.
Remove the jack after removing
the hook.
Taking out the spare tire
Lift up the deck board. (See “Taking out the jack” for details.)
Remove the spare tire cover.
Loosen the center fastener that secures the spare tire.
Vehicles with a compact spare tire STEP 3
STEP 4
STEP 1
STEP 2
STEP 3

5
When trouble arises
7695-2. Steps to take in an emergency
Vehicles with a full-size spare tire
Replacing a flat tire
Chock the tires.STEP 1
Flat tire Wheel chock
positions
Front Left-
hand side Behind the
rear right-
hand side tire
Right-
hand side Behind the
rear left-
hand side tire
Rear Left-
hand side In front of the
front right-
hand side tire
Right-
hand side In front of the
front left-
hand side tire