2017 Lexus IS300 warning

5408-2. Steps to take in an emergency
IS350/300/200t_U (OM53D76U)
*: Refer to the separate “Scheduled Maintenance” or “Owner’s Manual Supplement”
for the maintenance interval applicable to your vehicle.
■Warning messages
The warning message illustrations used are intended as examples, and may differ from
the image that is actually displaye d on the multi-information display.
■Warning message in radar cruise mode
In the following situations, the warning message may not be displayed even if vehicle-to-
vehicle distance decreases:
●When the speed of the preceding vehicle matches or exceeds your vehicle speed
●When the preceding vehicle is traveling at an extremely slow speed
●Immediately after the cruise control speed was set
●At the instant the accelerator pedal is depressed
■The LDA (Lane Departure Alert with steering control) lane departure warning func-
tion
In the following situations, th e warning message will not be displayed even if a lane line is
crossed.
●When the vehicle speed deviates from the operating range of the LDA system func-
tions ( →P. 232)
●When the lane lines cannot be recognized ( →P. 234)
■Resetting the message indicating ma intenance is required (if equipped)
Make sure to reset the oil change system. ( →P. 454, 468)
■Conditions that the tire pressure wa rning system may not function properly
→ P. 481
■Warning buzzer
→P. 520
Indicates that part of th e PCS (Pre-Collision System)
sensor is dirty, covered with ice, etc.
→ Remove any dirt, ice, etc.
Warning messageDetails/Actions
(Flashes)

5418-2. Steps to take in an emergency
8
When trouble arises
IS350/300/200t_U (OM53D76U)
InteriorbuzzerExteriorbuzzerWarning 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.
(Flashes)
(Displayed alternately)
(Flashes)

5428-2. Steps to take in an emergency
IS350/300/200t_U (OM53D76U)
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.
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.
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
(Displayed alternately)
(Flashes)

5438-2. Steps to take in an emergency
8
When trouble arises
IS350/300/200t_U (OM53D76U)
⎯Con-
tinuous
An attempt was made to lock the
doors using the smart access system
with push-button start 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 with the electronic key still
inside the vehicle.
→Retrieve the electronic key
from the vehicle and lock the
doors again.
Once⎯The electronic key has a low battery.
→Replace the electronic key bat-
tery. ( →P. 493)
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.
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
(Flashes)

5448-2. Steps to take in an emergency
IS350/300/200t_U (OM53D76U)
Once⎯
• When the doors were unlockedwith the mechanical key and then
the engine swit ch 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 proce-
dure in the event that the electronic
key was not functioning properly
(→ P. 560), the engine switch was
touched with the electronic key.
→ Press the engine switch within
10 seconds of the buzzer sound-
ing.
⎯⎯
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 wa s shifted to P or
N from another shift 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.
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
(Flashes)

5458-2. Steps to take in an emergency
8
When trouble arises
IS350/300/200t_U (OM53D76U)
*: The engine may not be restarted depending on the vehicle condition.
■Warning messages
→P. 540
■Warning buzzer
→P. 520
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.
*
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
(Flashes)
(Flashes)
(Flashes)

5468-2. Steps to take in an emergency
IS350/300/200t_U (OM53D76U)
●Stop the vehicle in a safe place on a hard, flat surface.
●Set the parking brake.
●Shift the shift lever to P.
●Stop the engine.
●Turn on the emergency flashers. ( →P. 506)
If you have a flat tire
Your vehicle is equipped with a spare tire. The flat tire can be replaced with
the spare tire.
For details about tires: → P. 476
WARNING
■If you have a flat tire
Do not continue driving with a flat tire.
Driving even a short distance with a flat ti re can damage the tire and the wheel beyond
repair, which could re sult in an accident.
Before jacking up the vehicle

5488-2. Steps to take in an emergency
IS350/300/200t_U (OM53D76U)
WARNING
■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 ot her 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 no t 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.