2011 Lexus ES350 Owner's Manuals

5
When trouble arises
455
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.
Warning messageDetails
(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.

456
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.
Warning messageDetails
(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
457
5-2. Steps to take in an emergency
ES350_U
Warning messageDetails
(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.

458
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.
Warning messageDetailsCorrection 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
459
5-2. Steps to take in an emergency
ES350_U
Warning messageDetailsCorrection 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.

460
5-2. Steps to take in an emergency
ES350_U
Warning messageDetailsCorrection 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 the engine
oil is scheduled to be
changed.A buzzer also sounds.
Check and the engine oil,
and change if necessary.
Comes on approximately
4500 miles (7200 km)
after the engine oil is
changed. (The indicator
will not work properly
unless the oil mainte-
nance data has been
reset.)
(USA only)
Indicates that the engine
oil should be changed.A buzzer also sounds.
Check and change the
engine oil.Comes on approximately
5000 miles (8000 km)
after the engine oil is
changed (and the oil
maintenance data has
been reset).

5
When trouble arises
461
5-2. Steps to take in an emergency
ES350_U
Warning messageDetailsCorrection 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.

462
5-2. Steps to take in an emergency
ES350_U
Warning messageDetailsCorrection procedure
(Flashing and then con-tinuously on)
(Flashing)
(If equipped)
Indicates that the radar
cruise control system is
unable to judge vehicle-
to-vehicle distance
because the windshield
wipers are set at high
speed operation mode. A buzzer also sounds.
Turn them off or set them
to either the intermittent
or the slow mode.
(Flashing)
(If equipped)
Indicates that your vehi-
cle is nearing the vehicle
ahead (in radar cruise
mode). A buzzer also sounds.
Slow the vehicle by apply-
ing the brakes.
Indicates one or more
stop lights are burned
out.Have the defective bulbs
replaced by your Lexus
dealer.