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5-2. Steps to take in an emergency
IS F_EE
Stop the vehicle immediately.
A buzzer sounds and a warning message is shown on the multi-
information display. The following warning indicates the possibil-
ity of damage to the vehicle that may lead to an accident. Immedi-
ately stop the vehicle in a safe place and contact any authorized
Lexus dealer or repairer, or another duly qualified and equipped
professional.
Warning messageDetails
(Flashing)
Indicates an abnormal engine oil pressure.
The warning light may turn on if the engine oil
pressure is too low.
(Flashing)
Indicates that the engine oil temperature is too
high.
The engine oil temperature gauge display will
also flash. (P. 161)
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433
5-2. Steps to take in an emergency
When trouble arises
IS F_EE
Have the vehicle inspected immediately.
A buzzer sounds and a warning message is shown on the multi-
information display. Failing to investigate the cause of the follow-
ing 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
Indicates a malfunction in the headlight leveling
system.
(Flashing)
Indicates a malfunction in the steering lock sys-
tem.
(If equipped)
Indicates a malfunction in the pre-crash safety
system.
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5-2. Steps to take in an emergency
IS F_EE
(If equipped)
Indicates a Lexus parking assist-sensor malfunc-
tion.
The malfunctioning assist-sensor is shown flash-
ing on the display.
(Flashing and then
continuously on)
(Flashing)
(If equipped)
Indicates a malfunction in the radar cruise control
system.
Press the “ON-OFF” button once to deactivate
the system, and then press the button again to
reactivate the system.
Warning messageDetails
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435
5-2. Steps to take in an emergency
When trouble arises
IS F_EE
Follow the correction procedures.
A buzzer sounds and a warning message is shown on the multi-
information display. 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 5 km/h [3
mph]).
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 5 km/h [3
mph]).
Close the hood.
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5-2. Steps to take in an emergency
IS F_EE
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 5 km/h [3
mph]).
Close the trunk.
(Flashing)
(If equipped)
Indicates that the moon
roof is not fully closed
(with the “ENGINE
START STOP” switch
OFF and the driver's
door opened).
Close the moon roof.
Indicates that the park-
ing brake is still
engaged.
flashes and a
buzzer sounds to indi-
cate that the parking
brake is still engaged
(with the vehicle hav-
ing reached a speed of
5 km/h [3 mph]).
Release the parking
brake.
Warning messageDetailsCorrection procedure
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437
5-2. Steps to take in an emergency
When trouble arises
IS F_EE
(Flashing)
Indicates that the auto-
matic transmission fluid
temperature is too high
P. 1 5 8
Indicates that the
washer fluid level is
low.
Add washer fluid.
Indicates that engine oil
level is low.
Check the level of
engine oil, and add if
necessary.
This message may
appear if the vehicle is
stopped on a slope.
Move the vehicle to a
level surface and
check to see if the
message disappears.
(Flashing)
(If equipped)
Indicates that the pre-
crash safety system is
not currently functional.
• Clean the grille and
the sensor.
• Wait until the pre-
crash safety system
cools down.
Warning messageDetailsCorrection procedure
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5-2. Steps to take in an emergency
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(If equipped)
Indicates that Lexus
parking assist-sensor is
dirty or covered with
ice.
Clean the sensor.
(Flashing and then
continuously on)
(Flashing)
(If equipped)Indicates that the radar
cruise control sensor is
dirty or covered with
ice.
Clean the sensor.
(Flashing and then
continuously on)
(Flashing)
(If equipped)Indicates that the radar
cruise control system is
unable to judge vehicle-
to-vehicle distance.
• Switch the driving
mode to either the
Normal or “Sport”
mode.
• If the windshield wip-
ers are on, turn them
off or set them to
either the intermittent
or the slow mode.
Warning messageDetailsCorrection procedure
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5-2. Steps to take in an emergency
When trouble arises
IS F_EE
(Flashing)
(If equipped)
Indicates that your vehi-
cle is nearing the vehi-
cle ahead (in radar
cruise mode).
Slow the vehicle by
applying the brakes.
(Flashing)
(If equipped)
Indicates that there is a
high possibility of a
frontal collision, or that
the pre-crash braking
function is operating.
Slow the vehicle by
applying the brakes.
Warning light display in radar cruise mode (if equipped)
In the following cases, the warning light may not be displayed even if vehi-
cle-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
Warning messageDetailsCorrection procedure