change time Lexus IS250 2015 TIPS FOR THE NAVIGATION SYSTEM / LEXUS 2015 IS250/350 (OM53C50U) Owner's Manual

2945-4. Using the radio
IS350/250_U (OM53C50U)
■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.

3025-6. Using an external device
IS350/250_U (OM53C50U)
●“Made for iPod” and “Made for iPhone” mean that an electronic accessory has been
designed to connect specifically to an iPod , or iPhone, respectively, and has been certi-
fied by the developer to meet Apple performance standards.
●Apple is not responsible for the operation of this device or its compliance with safety
and regulatory standards. Please note that th e use of this accessory with iPod or iPhone
may affect wireless performance.
● iPhone, iPod, iPod classic, iPod nano and iPod touch are trademarks of Apple Inc., reg-
istered in the U.S. and other countries.
■iPod cover art
●Depending on the iPod and songs in the iPod, iPod cover art may be displayed.
●This function can be changed to on/off. (P. 2 8 5 )
●It may take time to display iPod cover art, and the iPod may not be operated while the
cover art display is in process.
■iPod functions
●When an iPod is connected and the audio sour ce is changed to iPod mode, the iPod will
resume play from the same poin t in which it was last used.
●Depending on the iPod that is connected to the system, certain functions may not be
available. If a function is unavailable due to a malfunction (as opposed to a system spec-
ification), disconnecting the device and reconnecting it may resolve the problem.
●Depending on the iPod, while connected to the system, the iPod cannot be operated
with its own controls. It is necessary to use the controls of the vehicle's audio system
instead.
●When the battery level of an iPod is very low, the iPod may not operate. If so, charge the
iPod before use.
●Compatible models (P. 3 0 3 )
■iPod problems
To resolve most problems encountered when using your iPod, disconnect your iPod from
the vehicle iPod connection and reset it. For in structions on how to reset your iPod, refer
to your iPod Owner's Manual.
■Error messages
MessageCause/Correction procedures
“Connection error.”This indicates a problem in the iPod or its connection.
“There are no songs available
for playback.”This indicates that there is no music data in the iPod.
“No items available.”This indicates that songs are not found in a selected
playlist.
“Please check the iPod firm-
ware version.”This indicates that the software version is not com-
patible.
Please check the compatible models. ( P. 303)
“iPod authorization failed.”
This indicates that the di splay audio system failed to
authorize the iPod.
Please check your iPod.

3265-9. Bluetooth® Phone
IS350/250_U (OM53C50U)
Phone number containing a “w” symbol
When the “w” symbol is dialed in an outgoing call, you need to go to the
“Release Tones” screen to dial the following digits. Move the controller to the
left and then select “Release Tones”.
Select “Handset Mode” to change from a hands-free call to a cellular phone call
or vice versa.
Press the switch on the steering wheel or select .
When a call is interrupted by a third party while talking, an incoming call mes-
sage will be displayed.
To talk with the other party:
Press the switch on the steering
wheel or select .
To refuse the call:
Press the switch on the steering
wheel or select .
Every time you press the switch on the steering wheel or select during call
waiting, you will be switched to the other party.
■Transferring calls
●It is not possible to transfer from hand s-free to the cellular phone while driving.
●If you transfer from the cellular phone to ha nds-free, the hands-free screen will be dis-
played, and you can operate the system using the screen.
●Transfer method and operation may vary according to the cellular phone used.
●For operation of the cellular phone in use, see the phone's manual.
■Call waiting operation
Call waiting operation may differ depend ing on your phone company and cellular
phone.
To transfer a call
To hang up
Call waiting

3596-1. Using the air conditioning system
6
Interior features
IS350/250_U (OM53C50U)
■Fan speed setting
Press to increase the fan speed.
Press to decrease the fan speed.
■Change the airflow mode
To change the airflow, press .
The air outlets used are switched each time the button is pressed.
■Other functions
●Switching between outside air and recirculated air modes (P. 3 6 1 )
●Defogging the windshield ( P. 3 6 2 )
●Defogging the rear window and outside rear view mirrors ( P. 3 6 2 )
With a Lexus Display Audio
Adjust the left-hand side temper-
ature setting.
Adjust the fan speed setting
Select to set auto mode on/off, fan
off and displaying the option con-
trol screen ( P. 3 6 0 )
Select the air flow mode
Adjust the right-hand side temperature setting
Move the Lexus Display Audio controller left/right to select the desired item
( to ).
When , or is selected:
Move the controller forward/backward or turn it left/right for adjusting.
When or is selected:
Move the controller forward/backward or turn it left/right to select a screen
button, then press the controller.
Air conditioning control screen
1
2
3
4
5
1
15
2125
34

3636-1. Using the air conditioning system
6
Interior features
IS350/250_U (OM53C50U)
■Location of air outlets
The air outlets and air volume
changes according to the selected
airflow mode.
■Adjusting the position of and opening and closing the air outletsDirect air flow to the left or right, up or down
To close the vent, move the knob to the most outside position. (rear outlets only)
Turn the knob to open or close the vent
■Registering air conditioning settings to elec tronic keys (vehicles with driving position
memory)
●Unlocking the vehicle using an electronic ke y and turning the engine switch to IGNI-
TION ON mode will recall that key's registered air conditioning settings.
●When the engine switch is tu rned off, the current air conditioning settings will automat-
ically be registered to the electronic ke y that was used to unlock the vehicle.
●The system may not operate correctly if more th an one electronic key is in the vicinity or
if the smart access system with push-button start is used to unlock a passenger door.
●The doors that can recall the air conditioning setting* when unlocked using the smart
access system with push-button start can be changed. For details, contact your Lexus
dealer.
*: The doors that can recall the driving posi tion memory are changed at the same time.
Air outlets
FrontRear
1
2

3656-1. Using the air conditioning system
6
Interior features
IS350/250_U (OM53C50U)
■When the outside temperature falls to nearly 32F (0 C)
The dehumidification function may not operate even when is pressed or “A/C” is
selected.
■Ventilation and air conditioning odors
●To let fresh air in, set the air conditio ning system to the outside air mode.
●During use, various odors from inside and outside the vehicle may enter into and accu-
mulate in the air conditioning system. This may then cause odor to be emitted from the
vents.
●To reduce potential odors from occurring:
• It is recommended that the air conditioning system be set to outside air mode prior to turning the vehicle off.
• The start timing of the blower may be dela yed for a short period of time immediately
after the air conditioning system is started in automatic mode.
■Air conditioning filter
 P. 4 3 7
■Customization
Settings (e.g. A/C Auto switch operation) can be changed.
(Customizable features P. 5 4 3 )
CAUTION
■To prevent the windshield from fogging up
●Do not use during cool air operation in extremely humid weather. The differ-
ence between the temperature of the outside air and that of the windshield can cause
the outer surface of the windshield to fog up, blocking your vision.
■To prevent burns
●Do not touch the rear view mirror surfaces when the outside rear view mirror defog-
gers are on.
●Do not touch the glass at lower part of the wi ndshield or to the side of the front pillars
when the windshield wiper de-icer is on.
NOTICE
■To prevent battery discharge
Do not leave the air conditioning system on longer than necessary when the engine is
stopped.
●Do not place anything on the instrument
panel which may cover th e air outlets. Other-
wise, air flow may be obstructed, preventing
the windshield defoggers from defogging.

3676-1. Using the air conditioning system
6
Interior features
IS350/250_U (OM53C50U)
●The heated steering wheel can be used when the engine switch is in IGNITION ON
mode.
●The heated steering wheel will automatically turn off after about 30 minutes.
Each time the switch is pressed, the
intensity of the seat heater changes and
the level indicator lights (amber) light
as follows:
Hi (3 segments lit)  Mid (2 segments
lit)  Lo (1 segment lit)  Off
■The seat heaters can be used when
The engine switch is in IGNITION ON mode.
■Seat heater timer control
To enable seat heater timer control, press and hold the driver and front passenger seat
heater switches at the same time until a buzzer sounds once. If a seat heater is turned on
while seat heater timer control is enabled, the intensity of the seat heater will automati-
cally change from Hi Mid Lo.
The timing of the change in seat heater intensity differs depending on the temperature
inside the cabin, etc. when the seat heater is operating.
To disable seat heater timer control, press and hold the driver and front passenger seat
heater switches at the same time until a buzzer sounds twice.
Each time the switch is pressed, the
intensity of the seat ventilator changes
and the level indicator lights (green)
light as follows:
Hi (3 segments lit)  Mid (2 segments
lit)  Lo (1 segment lit)  Off
The seat ventilators can be used when the engine switch is in IGNITION ON mode.
Seat heaters
Type A Type B
Seat ventilators

3696-2. Using the interior lights
6
Interior features
IS350/250_U (OM53C50U)
Tu r n s t h e l i g h t o n /o f f
Turns the door position on/off
Tu r n s t h e l i g h t o n /o f f
●Illuminated entry system: The lights automa tically turn on/off according to engine
switch mode, the presence of the electronic key, whether the doors are locked/
unlocked, and whether the doors are opened/closed.
●If the interior lights remain on when the d oor is not fully closed and the interior light
main switch is in the door position, the ligh ts will go off automatically after 20 minutes.
●Setting (e.g. the time elapsed before lights turn off) can be changed.
(Customizable features: P. 5 3 7 )
Interior lights
1
2
Personal lights
FrontRear
NOTICE
To prevent battery discharge, do not leave the lights on longer than necessary when the
engine is off.

4297-3. Do-it-yourself maintenance
7
Maintenance and care
IS350/250_U (OM53C50U)
■When initialization of the tire pressure warning system has failed
Initialization can be completed in a few minutes. However, in the following cases, the set-
tings have not been recorded and the system will not operate properly. If repeated
attempts to record tire inflation pressure settings are unsuccessful, have the vehicle
inspected by your Lexus dealer.
●When operating the tire pressure warning reset switch, the tire pressure warning light
does not blink 3 times.
●After carrying out the initialization procedure, the tire pressure warning light blinks for 1
minute then stays on after driving for 20 minutes.
■Tire pressure warning system certification
MODEL/FCC IDs:
Tr a n s m i t t e r : PA X P M V C 0 1 0
Initiator: HYQ22AAA
For vehicles sold in the U.S.A.
NOTE:
This device complies with part 15 of the FC C Rules. Operation is subject to the following
two conditions: (1) This device may not caus e harmful interference, and (2) this device
must accept any interference received, incl uding interference that may cause undesired
operation.
FCC WARNING:
Changes or modifications not expressly approved by the party responsible for compli-
ance could void the user’s authority to operate the equipment.
Transmitter (for vehicles sold in Canada)
NOTE:
Operation is subject to the following two co nditions: (1) this device may not cause inter-
ference, and (2) this device must accept any interference, including interference that
may cause undesired operation of the device.
Initiator (for vehicles sold in Canada)
NOTE:
This device complies with Industry Canada licence-exempt RSS standard(s). Operation
is subject to the following two conditions: (1) this device may not cause interference, and
(2) this device must accept any interference, including interference that may cause
undesired operation of the device.

5018-2. Steps to take in an emergency
8
When trouble arises
IS350/250_U (OM53C50U)
■Stopping the engine
Shift the shift lever to P and press the engine switch as you normally do when stopping
the engine.
■Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the electronic
key battery be replaced immediatel y when the battery is depleted. (P. 4 3 9 )
■Changing engine switch modes
Release the brake pedal and press the engine switch in step above.
The engine does not start and modes will be changed each time the switch is pressed.
( P. 1 6 0 )
■When the electronic key does not work properly
●Make sure that the smart access system wi th push-button start has not been deacti-
vated in the custom ization setting. If it is off, turn the function on.
(Customizable features P. 5 3 7 )
●Check if battery-saving mo de is set. If it is set, cancel the function. ( P. 115)
CAUTION
■When using the mechanical key and operating the power windows and moon roof
Operate the power window or moon roof afte r checking to make sure that there is no
possibility of any passenger having any of their body parts caught in the window or
moon roof.
Also, do not allow children to operate the mech anical key. It is possible for children and
other passengers to get caught in power window and moon roof.
3