2014 Lexus GS250 key battery

5
1
8 7
6
5
4
3
2
GS350_250_OM_OM30E16E_(EE)
6-1. Maintenance and careCleaning and protecting the vehicle exterior .................436
Cleaning and protecting the vehicle interior ..................440
6-2. Maintenance Maintenance requirements .............................444
6-3. Do-it-yourself maintenance Do-it-yourself service precautions ................................ 447
Hood ...............................................450
Positioning a floor jack .............. 451
Engine compartment................ 454
Tires ..................................................466
Tire inflation pressure............... 483
Wheels........................................... 485
Air conditioning filter................ 487
Electronic key battery ..............489
Checking and replacing fuses .............................................. 492
Light bulbs ...................................... 514 7-1. Essential information
Emergency flashers...................534
If your vehicle has to be stopped
in an emergency ......................535
6Maintenance and care7When trouble arises
GS350_250_OM_OM30E16E_(EE).book Page 5 Tuesday, July 8, 2014 7:11 PM

TABLE OF CONTENTS6
GS350_250_OM_OM30E16E_(EE)
7-2. Steps to take in an emergencyIf your vehicle needs to be towed ................................536
If you think something is wrong ....................................... 542
Fuel pump shut off system ......543
If a warning light turns on or a warning buzzer sounds .....544
If a warning message is displayed................................. 552
If you have a flat tire (vehicles with a spare tire) ...................... 577
If you have a flat tire (vehicles without a spare tire)................ 592
If the engine will not start ..........612
If the shift lever cannot be shifted from P ..............................614
If the parking brake cannot be released .................. 615
If the electronic key does not operate properly ...................... 618
If the vehicle battery is discharged .............................. 621
If your vehicle overheats ......... 625
If the vehicle becomes stuck ......................... 628 8-1. Specifications
Maintenance data (fuel, oil level, etc.)................... 632
Fuel information ..........................648
8-2. Customization Customizable features............ 650
8-3. Initialization Item to initialize .............................661
What to do if... (Troubleshooting) ................................ 664
Alphabetical index ................................. 6728Vehicle specifications
Index
For information regarding the equipment listed below, refer to the
“NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S
MANUAL”
• Audio system
• Lexus parking assist-sensor• Navigation system
• Lexus parking assist monitor
GS350_250_OM_OM30E16E_(EE).book Page 6 Tuesday, July 8, 2014 7:11 PM

881-2. Theft deterrent system
GS350_250_OM_OM30E16E_(EE)
■Triggering of the alarm
The alarm may be triggered in the following situations:
(Stopping the alarm deactivates the alarm system.)
■Alarm-operated door lock
●When the alarm is operating, the doors are locked automatically to prevent intrud-
ers.
●Do not leave the key inside the vehicle when the alarm is operating, and make sure
the key is not inside the vehicle when recharging or replacing the battery.
■Customization
The alarm can be set to deactivate when the mechanical key is used to unlock.
(Customizable features: →P. 650)
●The doors are unlocked using the mechani-
cal key.
●A person inside the vehicle opens a door,
the trunk or hood.
●The battery is recharged or replaced when
the vehicle is locked. ( →P. 6 2 3 )
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper operation
of the system cannot be guaranteed.
GS350_250_OM_OM30E16E_(EE).book Page 88 Tuesday, July 8, 2014 7:11 PM

1233-1. Key information
3
Operation of each component
GS350_250_OM_OM30E16E_(EE)
To take out the mechanical key, push
the release button and take the key
out.
The mechanical key can only be
inserted in one direction, as the key
only has grooves on one side. If the
key cannot be inserted in a lock cylin-
der, turn it over and re-attempt to
insert it.
After using the mechanical key, store
it in the electronic key. Carry the
mechanical key together with the
electronic key. If the electronic key
battery is depleted or the entry func-
tion does not operate properly, you
will need the mechanical key.
(→ P. 6 1 8 )
Using the mechanical key
GS350_250_OM_OM30E16E_(EE).book Page 123 Tuesday, July 8, 201 4 7:11 PM

1243-1. Key information
GS350_250_OM_OM30E16E_(EE)
■Card key (if equipped)
●The card key is not waterproof.
●The mechanical key that is stored inside the card key should be used only if a prob-
lem arises, such as when the card key does not operate properly.
●If it is difficult to take out the mechanical key, push down the lock release button
using a pen tip etc. If it is still difficult to pull it out, use a coin etc.
■When required to leave the vehicle’s key with a parking attendant
Turn the trunk opener main switch off, lock the glove box and armrest door as cir-
cumstances demand. (→P. 176, 404, 430)
Remove the mechanical key for your own use and provide the attendant with the
electronic key only.
■If you lose your mechanical keys
New genuine mechanical keys can be made by any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional using the other
mechanical key and the key number stamped on your key number plate. Keep the
plate in a safe place such as your wallet, not in the vehicle.
●To store the mechanical key in the card key,
insert it while pressing the lock release but-
ton.
●If the battery cover is not installed and the
battery falls out or if the battery was
removed because the key got wet, reinstall
the battery with the positive terminal facing
the Lexus emblem.
GS350_250_OM_OM30E16E_(EE).book Page 124 Tuesday, July 8, 201 4 7:11 PM

1263-1. Key information
GS350_250_OM_OM30E16E_(EE)
NOTICE
■When an electronic key is lost
If the electronic key remains lost, the risk of vehicle theft increases significantly.
Visit any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional immediately with all remaining electronic keys and the card
key that was provided with your vehicle.
■Handling the card key
●Do not apply excess force when inserting the mechanical key into the card key.
Doing so may damage the card key.
●If the battery or card key terminals get wet, the battery may corrode.
If the key is dropped into water, or if drinking water etc. is spilled on the key,
immediately remove the battery cover and wipe the battery and terminals. (To
remove the battery cover, lightly grasp and pull it.) If the battery is corroded, have
any authorized Lexus dealer or repairer, or another duly qualified and equipped
professional replace the battery.
●Do not crush the battery cover or use a screwdriver to remove the battery cover.
Forcibly removing the battery cover may bend or damage the key.
●If the battery cover is frequently removed, the battery cover may become loose.
●When installing the battery, make sure to check the direction of the battery.
Installing the battery in the wrong direction may cause the battery to deplete rap-
idly.
●The surface of the card key may be damaged, or its coating may peel off in the
following situations:
• The card key is carried together with hard objects, such as coins and keys.
• The card key is scraped with a sharp object, such as the tip of a mechanicalpencil.
• The surface of the card key is wiped with thinner or benzene.
GS350_250_OM_OM30E16E_(EE).book Page 126 Tuesday, July 8, 201 4 7:11 PM

1333-2. Opening, closing and locking the doors and trunk
3
Operation of each component
GS350_250_OM_OM30E16E_(EE)
■Battery-saving function (vehicles with entry function)
The battery-saving function will be activated in order to prevent the electronic key
battery and the vehicle battery from being discharged while the vehicle is not in
operation for a long time.
●In the following situations, the smart entry & start system may take some time to
unlock the doors.
• The electronic key has been left in an area of approximately 2 m (6 ft.) of theoutside of the vehicle for 10 minutes or longer.
• The smart entry & start system has not been used for 5 days or longer.
●If the smart entry & start system has not been used for 14 days or longer, the doors
cannot be unlocked at any doors except the driver’s door. In this case, take hold of
the driver’s door handle, or use the wireless remote control or the mechanical key,
to unlock the doors.
■Electronic Key Battery-Saving Function
When battery-saving mode is set, battery depletion is minimized by stopping the
electronic key from receiving radio waves.
Press twice while pressing and holding
. Confirm that the electronic key indi-
cator flashes 4 times.
While the battery-saving mode is set, the
smart entry & start system cannot be used. To
cancel the function, press any of the elec-
tronic key buttons.
GS350_250_OM_OM30E16E_(EE).book Page 133 Tuesday, July 8, 201 4 7:11 PM

1343-2. Opening, closing and locking the doors and trunk
GS350_250_OM_OM30E16E_(EE)
■Conditions affecting operation
The smart entry & start system uses weak radio waves. In the following situations, the
communication between the electronic key and the vehicle may be affected, pre-
venting the smart entry & start system, wireless remote control and engine immobi-
lizer system from operating properly. (Ways of coping: →P. 6 1 8 )
●When the electronic key battery is depleted
●Near a TV tower, electric power plant, gas station, radio station, large display, air-
port or other facility that generates strong radio waves or electrical noise
●When carrying a portable radio, cellular phone, cordless phone or other wireless
communication device
●When the electronic key is in contact with, or is covered by the following metallic
objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
•Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
●When other wireless keys (that emit radio waves) are being used nearby
●When carrying the electronic key together with the following devices that emit
radio waves
• Another vehicle’s electronic key or a wireless key that emits radio waves
• Personal computers or personal digital assistants (PDAs)
• Digital audio players
• Portable game systems
●If window tint with a metallic content or metallic objects are attached to the rear
window
GS350_250_OM_OM30E16E_(EE).book Page 134 Tuesday, July 8, 201 4 7:11 PM