turn signal Lexus IS250 2014 Map database information and updates / LEXUS 2014 IS250,IS350 (OM53758U) User Guide

2114-5. Using the driving support systems
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Driving
IS350/250_U (OM53758U)
■Temporary cancelation of the LDA system functions
If any of the following occurs, the LDA system functions will be temporarily canceled. The
functions will resume after the necessar y operating conditions have returned.
●The turn signal lever is operated.
●The vehicle speed deviates from the operating range of the LDA system functions.
●When the lane lines cannot be recognized while driving.
●When the lane departure warning sounds.
The lane departure warning function will no t operate again for a several seconds after it
has been activated, even if the vehicle leaves the lane again.
■The lane departure warning
Depending on the audio system sound level or air conditioning fan noise while the audio
system or air conditioning system is in use, it may be difficult to hear the warning sound.
■After the vehicle has been parked in the sun
The LDA system may not be available and a warning message ( P. 465) will be dis-
played for a while after driving has started. When the temperature in the cabin decreases
and the temperature around the camera sensor ( P. 196) becomes suit able for its oper-
ation, the functions will begin to operate.
■If there are lane markers on only one side of the vehicle
The lane departure warning will not operate fo r the side on which lane markers could not
be recognized.
■Conditions in which the functi on may not operate correctly
In the following situations, the camera sensor may be unable to recognize lane markers
causing the lane departure warn ing function to operate incorrectly. However, this does
not indicate a malfunction.
●When driving through an area with no lane markers, such as a tollbooth, a crossing or
before a ticket checkpoint
●When driving on a sharp curve
●When lane markers are extremely narrow or extremely wide
●When the vehicle leans to one side an unus ual amount due to a heavy load or improper
tire inflation pressure
●When the following distance between your vehicle and the vehicle ahead is extremely
short
●When the lane markers are yellow (These may be more difficult for the system to rec-
ognize compared to white markers.)
●When the lane markers are broken, Botts’ dots (raised pavement markers) or stones
●When the lane markers are on a curb etc.
●When lane markers are obscured or partially obscured by sand, dirt, etc.
●When there are shadows on the road running parallel with lane markers, or if a shadow
covers the lane markers
●When driving on a particularly brig ht road surface, such as concrete
●When driving on a road surface that is bright due to reflected light
●When driving in a location where the light level changes rapi dly, such as the entrance to
or exit from a tunnel
●When sunlight or the headlights of oncoming vehicles are shining directly into the cam-
era lens

2464-5. Using the driving support systems
IS350/250_U (OM53758U)
The Blind Spot Monitor is a system that has 2 functions;
●The Blind Spot Monitor function
Assists the driver in making the decision when changing lanes
●The Rear Cross Traffic Alert function
Assists the driver when backing up
These functions use same sensors.
BSM (Blind Spot Monitor)

: If equipped
Summary of the Blind Spot Monitor
BSM main switch
Pressing the switch turns the system on or off. When the switch is set to on, the
switch’s indicator illuminates and the buzz er sounds. Common switch for Blind Spot
Monitor function and Rear Cross Traffic Alert function.
Outside rear view mirror indicators
Blind Spot Monitor function:
When a vehicle is detected in the blind sp ot, the outside rear view mirror indicator
comes on while the turn signal lever is not operated and the outside rear view mirror
indicator flashes while the turn signal lever is operated.
Rear Cross Traffic Alert function:
When a vehicle approaching from the right or left rear of the vehicle is detected, the
outside rear view mirror indicators flash.
Rear Cross Traffic Alert buzzer (Rear Cross Traffic Alert function only)
When a vehicle approaching from the right or left rear of the vehicle is detected, a
buzzer sounds from behind the rear seat.
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2835-4. Using the radio
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Lexus Display Audio system
IS350/250_U (OM53758U)
HD Radio™ Technology is the digital evolution of analog AM/FM radio. Your
radio product has a special receiver which allows it to receive digital broadcasts
(where available) in addition to the analog broadcasts it already receives.
Digital broadcasts have better sound quality than analog broadcasts as digital
broadcasts provide free, crystal clear audio with no static or distortion. For more
information, and a guide to available radio stations and programming, refer to
www.hdradio.com
.
■HD Radio™ Technology troubleshooting guide
HD Radio™ Technology
HD Radio Technology manufactured unde r license from iBiquity Digital Cor-
poration. U.S. and Foreign Patents. HD Radio™ and the HD, HD Radio, and
“Arc” logos are proprietary trademarks of iBiquity Digital Corp.
ExperienceCauseAction
Mismatch of time align-
ment- a user may hear a
short period of program-
ming replayed or an echo,
stutter or skip.The radio stations analog
and digital volume are not
properly aligned or the sta-
tion is in ballgame mode.None, radio broadcast
issue. A user can contact
the radio station.
Sound fades, blending in
and out.Radio is shifting between
analog and digital audio.
Reception issue, may
clear-up as the vehicle
continues to be driven. Set
“HD Radio” to off, can
force radio in an analog
audio.
Audio mute condition
when an HD2 /HD3 multi-
cast channel had been
playing.The radio does not have
access to digital signals at
the moment.This is normal behavior,
wait until the digital signal
returns. If out of the cover-
age area, seek a new sta-
tion.
Audio mute delay when
selecting an HD2 /HD3
multicast channel preset.
The digital multicast con-
tent is not available until
HD Radio™ broadcast can
be decoded and make the
audio available. This takes
up to 7 seconds.
This is normal behavior,
wait for the audio to
become available.

2865-4. Using the radio
IS350/250_U (OM53758U)
■If the satellite radio does not operate normally
If a problem occurs with the XM tuner, a me ssage will appear on the screen. Refer to the
table below to identify the problem, and take the suggested corrective action.
Contact the XM Listener Care Center at 1-877-515-3987 (U.S.A.) or 1-877-438-
9677 (Canada).
SAT Check Antenna
The XM antenna is not connected. Check whether the XM
antenna cable is attached securely.
There is a short-circuit in the antenna or the surrounding
antenna cable. See a Lexus certified dealer.
SAT Ch Unautho-
rized
Yo u h a v e n o t s u b s c r i b e d t o X M Satellite Radio. The radio is
being updated with the latest encryption code. Contact XM
Satellite Radio for subscription information. When a con-
tract is canceled, you can choose “Ch000” and all free-to-
air channels.
The premium channel you select ed is not authorized. Wait
for about 2 seconds until the radio returns to the previous
channel or “Ch001”. If it does not change automatically,
select another channel. To listen to the premium channel,
contact XM Satellite Radio.
SAT No SignalThe XM signal is too weak at the current location. Wait until
your vehicle reaches a location with a stronger signal.
SAT LoadingThe unit is acquiring audio or program information. Wait
until the unit has received the information.
SAT Channel Off AirThe channel you selected is not broadcasting any program-
ming. Select another channel.
-----There is no song/program title or artist name/feature asso-
ciated with the channel at that time. No action is required.
SAT Chan Unavail- ableThe channel you selected is no longer available. Wait for
about 2 seconds until the radio returns to the previous
channel or “Ch001”. If it does not change automatically,
select another channel.

3065-7. Connecting Bluetooth®
IS350/250_U (OM53758U)
When you register a phone, auto connection will be activated. Always set it to
this mode and leave the Bluetooth® phone in a place where a connection can be
established.
When the engine switch is turned to ACCESSORY or IGNITION ON mode,
the system will search for a nearby cellular phone you have registered.
Next, the system automatically connects with the most recent phone that was
connected. The connected result is displayed.
When auto connection has failed or “Bluetooth
* Power” is turned off, you must
connect the Bluetooth® device manually.
Go to “Bluetooth
* Setup”:  “Setup”  “Bluetooth*”
Select the device to connect.
Select “Connect All”, “Connect as a Ph one” or “Connect as an Audio player”.
If the desired Bluetooth
® device is not displayed, register the device.
( P. 3 0 3 )
*: Bluetooth is a registered trademark of Bluetooth SIG, Inc.
■Reconnecting a Bluetooth® phone
If the system cannot connect due to poor signal strength with the “ENGINE START
STOP” switch in ACCESSORY or IGNITION ON mode, the system will automatically
attempt to reconnect.
If the phone is turned off, the system will not attempt to reconnect. In this case, the con-
nection must be made manually, or the phone must be reselected.
■Connecting a phone while Bluetooth® audio is playing
●Bluetooth® audio will stop temporarily.
●It may take time to connect.
Connecting a Bluetooth® phone
There are two connecting methods av ailable: automatic and manual.
Auto connection
Manual connection
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4167-3. Do-it-yourself maintenance
IS350/250_U (OM53758U)
■If the tread on snow tires wears down below 0.16 in. (4 mm)
The effectiveness of the tires as snow tires is lost.
■Situations in which the tire pressure warning system may not operate properly
●In the following cases, the tire pressure warning system may not operate properly.
• If non-genuine Lexus wheels are used.
• A tire has been replaced with a tire that is not an OE (Original Equipment) tire.
• A tire has been replaced with a tire that is not of the specified size.
• Tire chains etc. are equipped.
• Lock nuts are equipped.
• An auxiliary-supported run-flat tire is equipped.
• If a window tint that affects the radio wave signals is installed.
• If there is a lot of snow or ice on the vehicle, particularly around the wheels or wheel housings.
• If the tire inflation pressure is extremely higher than the specified level.
• If tires not equipped with tire pressure warning valves and transmitters are used.
• If the ID code on the tire pressure warning valves and transmitters is not registered in the tire pressure warning computer.
●Performance may be affected in the following situations.
• Near a TV tower, electric power plant, gas station, radio station, large display, air-
port or other facility th at generates strong radio waves or electrical noise
• When carrying a portable radio, cellular phone, cordless phone or other wireless
communication device
If tire position information is not correctl y displayed due to the radio wave conditions,
the display may be corrected by driving and changing the radio wave conditions.
●When the vehicle is parked, the time taken for the warning to start or go off could be
extended.
●When tire inflation pressure declines rapidly for example when a tire has burst, the
warning may not function.
■The initialization operation
●Make sure to carry out initialization af ter adjusting the tire inflation pressure.
Also, make sure the tires are cold before carry ing out initialization or tire inflation pres-
sure adjustment.
●If you have accidentally turned the engine swit ch off during initialization, it is not neces-
sary to press the reset switch again as init ialization will restart automatically when the
engine switch has been turned to IG NITION ON mode for the next time.
●If you accidentally press the reset switch when initialization is not necessary, adjust the
tire inflation pressure to the specified level when the tires are co ld, and conduct initial-
ization again.

4327-3. Do-it-yourself maintenance
IS350/250_U (OM53758U)
Check the wattage of the light bulb to be replaced. ( P. 5 0 9 )
■Front
Vehicles with discharge headlights
Light bulbs
You may replace the following bulbs by yourself. The difficulty level of replace-
ment varies depending on the bulb. If necessary bulb replacement seems diffi-
cult to perform, contact your Lexus dealer.
For more information about replacing other light bulbs, contact your Lexus
dealer.
Preparing for light bulb replacement
Bulb locations
Front turn signal light
Fog light (if equipped)1
2

4337-3. Do-it-yourself maintenance
7
Maintenance and care
IS350/250_U (OM53758U)
Vehicles with LED headlights
■Rear
Fog light (if equipped)
Front turn signal light1
2
Back-up light
Rear turn signal light1
2

4367-3. Do-it-yourself maintenance
IS350/250_U (OM53758U)
■Front turn signal lights (vehicles with discharge headlights) To ensure enough space to per-
form work, turn the steering
wheel to rotate the front wheel
away from the bulb to be
replaced.
Remove the 2 fender liner clips.
Turn the steering wheel to the left
when replacing the right side light
bulb, and turn the steering wheel to
the right when replacing the left side
light bulb.
To take out the lower clip, turn the
head of the clip to unlock it, then
remove it by pulling.
Unfasten the clamp, and pull back
the fender liner.
When unfastening the clamp, wrap
the tip of the screwdriver with tape to
protect the vehicle from damage.
Turn the bulb base counterclock-
wise.
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4377-3. Do-it-yourself maintenance
7
Maintenance and care
IS350/250_U (OM53758U)
Remove the light bulb.
Install a new light bulb then install
the bulb base to the light unit by
inserting it and turning the bulb
base clockwise.
After installing the light bulb, turn on
the front turn signal light to visually
check that there is no light leaking
from the bulb base.
Reinstall the fender liner, fasten
the clamp and install the 2 clips.
Install the lower clip by inserting it
with the clip groove held vertically
straight.
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