Page 531 of 652

5When trouble arises
531
RX350/270_EE
5-1. Essential information
Emergency flashers .............. 532
If your vehicle needs to
be towed ................................ 533
If you think something
is wrong ................................... 541
Fuel pump shut off
system..................................... 5425-2. Steps to take in an
emergency
If a warning light turns
on or a warning buzzer
sounds... ................................ 543
If a warning message is
displayed ................................ 552
If you have a flat tire ............... 572
If the engine will not
start.......................................... 587
If the shift lever cannot be
shifted from P....................... 589
If you lose your keys .............. 590
If the electronic key
does not operate
properly ................................... 591
If the vehicle battery is
discharged ............................. 594
If your vehicle
overheats .............................. 598
If the vehicle becomes
stuck ......................................... 601
If your vehicle has to
be stopped in an
emergency ............................ 603
RX350_270_EE_48D77E.book 531 ページ 2014年1月24日 金曜日 午前10時4分
Page 552 of 652

552
5-2. Steps to take in an emergency
RX350/270_EE
If a warning message is displayed
Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
The following warning indicates a possible problem in the brake system.
Immediately stop the vehicle in a safe place and contact any authorized
Lexus dealer or repairer, or another duly qualified and equipped profes-
sional.
Warning messageDetails
Indicates the following:
• The brake fluid level is low; or,
• The brake system is malfunctioning.
A buzzer also sounds.
If a warning is shown on the multi-information display, stay calm and per-
form the following actions:
Master warning light
The master warning light also
comes on or flashes in order to
indicate that a message is cur-
rently being displayed on the
multi-information display.
Multi-information display
If any of the warning lights comes on again after the following actions
have been performed, contact any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional.
RX350_270_EE_48D77E.book 552 ページ 2014年1月24日 金曜日 午前10時4分
Page 553 of 652
5
553
5-2. Steps to take in an emergency
When trouble arises
RX350/270_EE
Stop the vehicle immediately.
A buzzer sounds and a warning message is shown on the multi-informa-
tion display. The following warning indicates the possibility of damage to
the vehicle that may lead to an accident. Immediately stop the vehicle in a
safe place and contact any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional.
Warning messageDetails
Indicates abnormal engine oil pressure
The warning light may come on if the engine oil pres-
sure is too low.
(Flashes)
(AWD models)
Indicates the AWD system has overheated
RX350_270_EE_48D77E.book 553 ページ 2014年1月24日 金曜日 午前10時4分
Page 554 of 652
554
5-2. Steps to take in an emergency
RX350/270_EE
Have the vehicle inspected immediately.
A buzzer sounds and a warning message is shown on the multi-informa-
tion display. Failure to investigate the cause of the following warnings may
lead to the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional immediately.
Warning messageDetails
(AWD models)
Indicates a malfunction in the AWD system
Indicates a malfunction in the steering lock system
(If equipped)
Indicates a malfunction in the electronically modu-
lated air suspension system
RX350_270_EE_48D77E.book 554 ページ 2014年1月24日 金曜日 午前10時4分
Page 557 of 652
5
557
5-2. Steps to take in an emergency
When trouble arises
RX350/270_EE
Follow the correction procedures.
A buzzer sounds and a warning message is shown on the multi-informa-
tion display. After taking the specified steps to correct the suspected
problem, check that the warning message goes off.
Wa r n i n g m e s s a g eDetailsCorrection procedure
Indicates that one or
more of the doors is not
fully closed
The system also indi-
cates which doors are
not fully closed.
If the vehicle reaches a
speed of 5 km/h
(3 mph), a buzzer
sounds to indicate that
the door(s) are not yet
fully closed.
Make sure that all the
doors are closed.
Indicates that the hood is
not fully closed
If the vehicle reaches a
speed of 5 km/h
(3 mph), a buzzer
sounds to indicate that
the hood is not yet fully
closed.
Close the hood.
RX350_270_EE_48D77E.book 557 ページ 2014年1月24日 金曜日 午前10時4分
Page 560 of 652
560
5-2. Steps to take in an emergency
RX350/270_EE
(If equipped)
Indicates that the radar
cruise control sensor is
dirty or covered with ice
A buzzer also sounds.
Clean the sensor.
(If equipped)
Indicates that the radar
cruise control system is
unable to judge vehicle-
to-vehicle distance
A buzzer also sounds.
• Switch driving mode to
normal.
• If the windshield wipers
are on, turn them off or
set them to a mode other
than “AUTO” or high
speed wiper operation.
(Flashes)
(If equipped)
Indicates that there is a
high possibility of a fron-
tal collision, or that the
pre-crash braking func-
tion is operating
A buzzer also sounds.
At the same time,
will appear on
the head-up display (the
image flashes).
Slow the vehicle by apply-
ing the brakes.
Wa r n i n g m e s s a g eDetailsCorrection procedure
RX350_270_EE_48D77E.book 560 ページ 2014年1月24日 金曜日 午前10時4分
Page 561 of 652
5
561
5-2. Steps to take in an emergency
When trouble arises
RX350/270_EE
(Flashes)
(If equipped)
Indicates that your vehi-
cle is nearing the vehicle
ahead (in radar cruise
mode)
A buzzer also sounds.
At the same time,
will appear on
the head-up display (the
image flashes).
Slow the vehicle by apply-
ing the brakes.
Indicates that the engine
has overheated
A buzzer also sounds.Stop and check.
(→P. 5 9 8 )
Indicates that remaining
fuel is approximately 10.7
L (2.8 gal., 2.3 Imp. gal.)
or less
Refuel the vehicle.
(Flashes)
Indicates that the
“ENGINE START STOP”
switch is turned off or
turned to ACCESSORY
mode and the driver's
door is opened while the
lights are turned on.
Tu r n t h e l i g h t s o f f .
Wa r n i n g m e s s a g eDetailsCorrection procedure
RX350_270_EE_48D77E.book 561 ページ 2014年1月24日 金曜日 午前10時4分
Page 565 of 652
5
565
5-2. Steps to take in an emergency
When trouble arises
RX350/270_EE
Sounds
onceSounds
once
(Displayed alternately)
(Flashes)
An attempt was
made to exit the
vehicle with the
electronic key and
lock the doors
without first turn-
ing the “ENGINE
START STOP”
switch off.
Tu r n t h e
“ENGINE START
STOP” switch off
and lock the
doors again.
Sounds
once
(Flashes)
An attempt was
made to start the
engine without
the electronic key
being present, or
the electronic key
was not function-
ing normally.
An attempt was
made to drive
when the regular
key was not inside
the vehicle.
Confirm that the
electronic key is
inside the vehicle.
Interior
buzzerExterior
buzzerWa r n i n g m e s s a g eDetailsCorrection
procedure
RX350_270_EE_48D77E.book 565 ページ 2014年1月24日 金曜日 午前10時4分