2012 Lexus ES350 Owner's Manual

448
5-2. Steps to take in an emergency
ES350_U
NOTICE
■Precaution when installing a different tire
When a tire of a different specification or maker is installed, the tire pressure warn-
ing system may not operate properly.

5
When trouble arises
449
5-2. Steps to take in an emergency
ES350_U
If a warning message is displayed
Stop the vehicle immediately.The following warnings indicate the possibility of damage to the vehicle
that may lead to an accident. Immediately stop the vehicle in a safe place
and contact your Lexus dealer.
Wa r n i n g m e s s a g eDetails
(U.S.A)
(Canada) (Flashing)
Indicates an abnormal engine oil pressure.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 message turns on again after performing the fol-
lowing actions, contact your Lexus dealer.

450
5-2. Steps to take in an emergency
ES350_U
Have the vehicle inspected by your Lexus dealer immediately.Failing 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 your Lexus dealer immediately.
Wa r n i n g m e s s a g eDetails
(Flashing)
Indicates a malfunction in the steering lock system.
(Flashing)
(If equipped)
Indicates a malfunction in the pre-collision system. A buzzer also sounds.

5
When trouble arises
451
5-2. Steps to take in an emergency
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Wa r n i n g m e s s a g eDetails
(If equipped)
Indicates intuitive parking assist malfunction.A buzzer also sounds.
The malfunctioning assist-sensor is shown flashing on
the display.
(Flashing and then con-
tinuously on)
(Flashing)or
(Flashing)
(If equipped)Indicates a malfunction in the radar cruise control
system. A buzzer also sounds.
Press the “ON-OFF” button once to deactivate the
system, and then press the button again to reactivate
the system.

452
5-2. Steps to take in an emergency
ES350_U
Follow the correction procedure.After taking the specified steps to correct the suspected problem, check
that the warning message turns 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.
flashes and a
buzzer sounds to indi-
cate that one or more of
the doors is not fully
closed (with the vehicle
having reached a speed
of 3 mph [5 km/h]).
Make sure that all of the
doors are closed.
Indicates that the hood is
not fully closed.
flashes and a
buzzer sounds to indi-
cate that hood is not fully
closed (with the vehicle
having reached a speed
of 3 mph [5 km/h]).
Close the hood.

5
When trouble arises
453
5-2. Steps to take in an emergency
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Wa r n i n g m e s s a g eDetailsCorrection procedure
Indicates that the trunk is
not fully closed. flashes and a
buzzer sounds to indi-
cate that trunk is not fully
closed (with the vehicle
having reached a speed
of 3 mph [5 km/h]).
Close the trunk.
(Flashing)
Indicates that the moon
roof is not fully closed
(with the “ENGINE
START STOP” switch
OFF and the driver’s
door opened). A buzzer also sounds.
Close the moon roof.
(Flashing)
Indicates that the parking
brake is still engaged
(with the vehicle having
reached a speed of more
than 3 mph [5 km/h]).A buzzer also sounds.
Release the parking
brake.
Indicates that the washer
fluid level is low.A buzzer also sounds.
Add washer fluid.

454
5-2. Steps to take in an emergency
ES350_U
Wa r n i n g m e s s a g eDetailsCorrection procedure
Indicates that engine oil
level is low.A buzzer also sounds.Check the level of engine
oil, and add if necessary.
(USA only)
Indicates that all mainte-
nance according to the
driven distance on the
maintenance schedule*
should be performed
soon.
If necessary, perform
maintenance.
Comes on approximately
4500 miles (7200 km)
after the maintenance
data has been reset.
(USA only)
Indicates that all mainte-
nance is required to cor-
respond to the driven
distance on the mainte-
nance schedule*.
Pe r f o r m t h e n e c e s s a r y
maintenance. Please reset
the maintenance data
after the maintenance is
performed ( →P. 3 6 5 )
Comes on approximately
5000 miles (8000 km)
after the maintenance
data has been reset.
(The indicator will not
work properly unless the
maintenance data has
been reset.)

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When trouble arises
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5-2. Steps to take in an emergency
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Wa r n i n g m e s s a g eDetailsCorrection procedure
(If equipped)
Indicates that the pre-
collision system is not
currently functional.• Clean the grille and the sensor.
• Wait until the pre-colli- sion system cools down.
(If equipped)
Indicates that the sensor
of intuitive parking assist
is dirty or covered with
ice.A buzzer also sounds.
Clean the sensor.
(Flashing and then con- tinuously on)
(Flashing)
(If equipped)Indicates that the radar
cruise control sensor is
dirty or covered with ice. A buzzer also sounds.
Clean the sensor.