Lexus IS250 2014 Owner's Manual

4918-2. Steps to take in an emergency
8
When trouble arises
IS250_EE(OM53C51E)
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
Con-
tinuousThe driver’s door was opened when
the shift lever was not in P and the
engine switch was not turned off.
→Shift the shift lever to P.
Con-
tinuousCon-
tinuous
The driver’s door was opened and
closed while the electronic key was
not in the vehicle, the shift lever was
not in P and the engine switch was
not turned off.
→Shift the shift lever to P.
→Bring the electronic key back
into the vehicle.
Once
The electronic key is not detected
when an attempt is made to start the
engine.
→Start the engine with the elec-
tronic key present.
OnceCon-
tinuous
An attempt was made to exit the
vehicle with the electronic key and
lock the doors without first turning
the engine switch off when the shift
lever was in P.
→Turn the engine switch off and
lock the doors again.
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(Displayed alternately)
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(Displayed alternately)
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4928-2. Steps to take in an emergency
IS250_EE(OM53C51E)
Once3 times
The electronic key was carried out-
side the vehicle and a door other
than the driver’s door was opened
and closed while the engine switch
was in a mode other than off.
→Bring the electronic key back
into the vehicle.
The driver’s door was opened and
closed while the electronic key was
not in the vehicle, the shift lever was
in P and the engine switch was not
turned off.
→Turn the engine switch off.
→Bring the electronic key back
into the vehicle.
9 times
An attempt was made to drive when
the electronic key was not inside the
vehicle.
→Confirm that the electronic key
is inside the vehicle.
Con-
tinuous
An attempt was made to lock the
doors using the smart entry & start
system while the electronic key was
still inside the vehicle.
→Retrieve the electronic key
from the vehicle and lock the
doors again.
OnceCon-
tinuous
An attempt was made to lock either
front door by opening a door and
putting the inside lock button into
the lock position, then closing the
door by pulling on the outside door
handle with the electronic key still
inside the vehicle.
→Retrieve the electronic key
from the vehicle and lock the
doors again.
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
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(Vehicles with the entry function)
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4938-2. Steps to take in an emergency
8
When trouble arises
IS250_EE(OM53C51E)
Once
The electronic key has a low battery.
→Replace the electronic key bat-
tery. (→P. 4 4 2 )
Once
The steering lock could not be
released within 3 seconds of the
engine switch being pressed.
→Press the engine switch while
depressing the brake pedal and
moving the steering wheel left
and right.
Once
Indicates a malfunction in the smart
entry & start system
→Have the vehicle inspected by
any authorized Lexus dealer or
repairer, or another duly quali-
fied and equipped professional.
Once
• When the doors were unlocked
with the mechanical key and then
the engine 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 engine switch was pressed
two consecutive times.
→Touch the electronic key to the
engine switch while depressing
the brake pedal.
Once
During an engine starting procedure
in the event that the electronic key
was not functioning properly (→P.
525), the engine switch was touched
with the electronic key.
→Press the engine switch within
10 seconds of the buzzer sound-
ing.
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
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4948-2. Steps to take in an emergency
IS250_EE(OM53C51E)

Indicates that:
• With the engine switch off, the
doors were unlocked and then the
driver’s door was opened and
closed
• The engine switch was turned to
ACCESSORY mode without
starting the engine
• The shift lever was shifted to P or
N from another position with the
engine switch in IGNITION ON
mode.
→Press the engine switch while
depressing the brake pedal.
Once
The engine switch has been turned
off with the shift lever in a position
other than P or N.
→Shift the shift lever to P.
Once
After the engine switch has been
turned off with the shift lever in a
position other than P, the shift lever
has been shifted to P.
→Turn the engine switch off.

Power was turned off due to the
automatic power off function.
→Next time when starting the
engine, increase the engine
speed slightly and maintain that
level for approximately 5 min-
utes to recharge the battery.
Con-
tinuous
Indicates that the engine was
stopped in an emergency while driv-
ing
→To restart the engine, shift the
shift lever to N and turn the
engine switch to IGNITION
ON mode.
*
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
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4958-2. Steps to take in an emergency
8
When trouble arises
IS250_EE(OM53C51E)
*: The engine may not be restarted depending on the vehicle condition.
■Warning messages
→P. 4 9 0
■Warning buzzer
→P. 4 8 0
Once
Indicates that the engine switch has
been pressed while driving
→Except when emergency stop-
ping of the vehicle is needed,
immediately release the engine
switch.
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
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4968-2. Steps to take in an emergency
IS250_EE(OM53C51E)
●Stop the vehicle on a hard, flat surface.
●Set the parking brake.
●Shift the shift lever to P.
●Stop the engine.
●Turn on the emergency flashers. (→P. 466)
If you have a flat tire (vehicles with a spare tire)
Your vehicle is equipped with a spare tire. The flat tire can be replaced with
the spare tire.
For details about tires: →P. 4 2 7
CAUTION
■If you have a flat tire
Do not continue driving with a flat tire.
Driving even a short distance with a flat tire can damage the tire and the wheel beyond
repair, which could result in an accident.
Before jacking up the vehicle

4978-2. Steps to take in an emergency
8
When trouble arises
IS250_EE(OM53C51E)
Location of the spare tire, jack and tools
Jack handle
Screwdriver
Wheel nut wrenchTowing eyelet
Spare tire
Jack1
2
3
4
5
6

4988-2. Steps to take in an emergency
IS250_EE(OM53C51E)
CAUTION
■Using the tire jack
Observe the following precautions.
Improper use of the tire jack may cause the vehicle to suddenly fall off the jack, leading
to death or serious injury.
●Do not use the tire jack for any purpose other than replacing tires or installing and
removing tire chains.
●Only use the tire jack that comes with this vehicle for replacing a flat tire.
Do not use it on other vehicles, and do not use other tire jacks for replacing tires on
this vehicle.
●Put the jack properly in its jack point.
●Do not put any part of your body under the vehicle while it is supported by the jack.
●Do not start the engine or drive the vehicle while the vehicle is supported by the jack.
●Do not raise the vehicle while someone is inside.
●When raising the vehicle, do not put an object on or under the jack.
●Do not raise the vehicle to a height greater than that required to replace the tire.
●Use a jack stand if it is necessary to get under the vehicle.
●When lowering the vehicle, make sure that there is no-one near the vehicle. If there
are people nearby, warn them vocally before lowering.

4998-2. Steps to take in an emergency
8
When trouble arises
IS250_EE(OM53C51E)
Remove the luggage mat.
Take out the jack handle from the
reverse side of the luggage mat.
Remove the spacer.
Take out the jack.
For tightening
For loosening
If the jack is too tightly installed to be
removed by hand, insert a tool, such
as the screwdriver included with the
vehicle, into the hole of the jack (por-
tion “A”) and loosen the jack.
Remove the luggage mat.
Remove the spacer and tool tray.
Taking out the jack and jack handle
1
2
3
1
2
Taking out the spare tire
1
2

5008-2. Steps to take in an emergency
IS250_EE(OM53C51E)
Loosen the center fastener that
secures the spare tire.
If the center fastener cannot be turned
by hand, use the wheel nut wrench that
is stored in the trunk. (To secure the tire,
tighten the center fastener by hand. Do
not use the wrench or other tools.)
Chock the tires.
3
CAUTION
■When storing the spare tire
Be careful not to catch fingers or other body parts between the spare tire and the body
of the vehicle.
Replacing a flat tire
1
Flat tireWheel chock positions
FrontLeft-hand sideBehind the rear right-hand side tire
Right-hand sideBehind the rear left-hand side tire
RearLeft-hand sideIn front of the front right-hand side tire
Right-hand sideIn front of the front left-hand side tire