display Lexus IS250 2011 Instrument Cluster / LEXUS 2011 IS250/IS350 OWNERS MANUAL (OM53839U)
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2-1. Driving proceduresDriving the vehicle ........................  124
Engine (ignition)  switch ..............  134
Automatic transmission..............  139
Manual transmission ....................  145
Turn signal lever ............................  147
Parking brake .................................  148
Horn....................................................  150
2-2. Instrument cluster Gauges and meters ....................... 151
Indicators and warning lights.................................................  157
Multi-information display...........  160
2-3. Operating the lights and  windshield wipers
Headlight switch ............................  165
Fog light switch ..............................  168
Windshield wipers and  washer.............................................  169
Headlight cleaner switch ...........  174 2-4. Using other driving systems
Cruise control ................................  175
Intuitive parking assist .................  179
Driving assist systems..................  185
2-5. Driving information Cargo and luggage ........................ 191
Vehicle load limits .........................  194
Winter driving tips ........................  195
Trailer towing ..................................  199
Dinghy towing (vehicles with an automatic 
transmission) ..............................  200
Dinghy towing  (vehicles with a manual 
transmission) ................................  201
2When driving 
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TABLE OF CONTENTSIndex
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5-1. Essential informationEmergency flashe rs....................  450
If your vehicle needs to be  towed...............................................  451
If you think something is  wrong .............................................  457
Fuel pump shut off system .......  458
Event data recorder .................... 459
5-2. Steps to take in an emergency If a warning light turns on or a warning buzzer 
sounds... .........................................  461
If a warning message is  displayed ....................................... 470
If you have a flat tire......................  481
If the engine will not start .........  490
If the shift lever cannot be  shifted from P .............................. 492
If you lose your keys .................... 493
If the electronic key does  not operate properly ............... 494
If the vehicle battery is  discharged ..................................  498
If your vehicle overheats ............ 501
If the vehicle becomes  stuck...............................................  504
If your vehicle has to be  stopped in an emergency .....  506 6-1. Specifications
Maintenance data (fuel, oil level, etc.)....................  508
Fuel information ............................ 525
Tire information............................  528
6-2. Customization Customizable features..............  540
6-3. Initialization Items to initialize ........................... 546
Reporting safety defects for U.S. owners..........................  548
Seat belt instructions  for Canadian owners 
(in French) .................................... 549
SRS airbag instructions  for Canadian owners 
(in French) .....................................  551
5When trouble arises6Vehicle specifications
7For owners 
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Pictorial indexInstrument panel
Headlight switch Turn signal lever  Fog light switch P. 165
P. 147
P. 168
Shift paddle switches (a utomatic transmission) P. 140, 142
Gauges and meters P. 151
Multi-information display P. 160
Windshield wiper and washer switch P. 169
Engine (ignition) switch P. 134
Trunk opener main switch P. 47
Glove box P. 319
Tilt and telescopic steering lock release lever  P. 67
Tilt and telescopic steering control switch  P. 68
Parking brake pedal (automatic transmission) P. 148
Audio remote control switches P. 263
Horn P. 150
Hood release lever P. 383 
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1-2. Opening, closing and locking the doors and trunk
■Operation signals
A buzzer sounds and the emergency flashers flash to indicate that the doors have
been locked/unlocked. (Locked: Once; Unlocked: Twice)
■Conditions affecting operation
The smart access system with push-button start uses weak radio waves. In the fol-
lowing situations, the communication betw een the electronic key and the vehicle
may be affected, preventing the smart access system with push-button start from
operating properly: 
(Ways of coping:  P.  4 9 4 )
●When the electronic key battery is depleted
●Near a TV tower, electric power plant,  gas station, radio station, large display,
airport or other facility that generates  strong radio waves or electrical noise
●When carrying a portable radio, cellular phone, cordless phone or other wire-
less communication devices
●When the electronic key is in contact wi th, or is covered by the following metal-
lic 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 multiple electronic keys are in the vicinity
●When another wireless key (that emits radio waves) is being used nearby
●When carrying or using 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 computer or personal digital assistant (PDA)
• Digital audio player
• Portable game system
●If window tint with a metallic content or  metallic objects are attached to the rear
window 
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1-2. Opening, closing and locking the doors and trunk
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Before driving
■Switching the door unlock function
It is possible to set which doors the entry function unlocks. Turn the “ENGINE START STOP” switch OFF.
When the indicator on the key surface is turned off, push and
hold , or for approximately 5 seconds while pushingon the key. 
The setting changes each time an operatio n is performed, as shown below. (When
changing the setting continuously, release the buttons, wait for at least 5 seconds,
and repeat step 2.)
Unlock the doors using the electron ic key and open one of the doors.
If a door is not opened within 60 seconds after   is pressed, the doors
will be locked again and the alarm will automatically be set. In case that
the alarm is triggered, immediately stop the alarm. ( P.  8 7 )
STEP1
STEP2
Multi-information 
displayUnlocking doorsBeep
Hold the driver's door handle 
to unlock only the driver's 
door. 
Exterior: Beeps three 
times
Interior: Pings once
Hold the front passenger’s 
door handle to unlock all 
doors.
Hold either front door handle 
to unlock all doors.Exterior: Beeps twice
Interior: Pings once
STEP3 
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1-2. Opening, closing and locking the doors and trunk
■Security feature
If a door is not opened within approximately 60 seconds after the vehicle is
unlocked, the anti-theft system automatically locks the vehicle again. 
■Alarms and warning indicators
A combination of exterior and interior alarms as well as warnings displayed on the
multi-information display is used to prevent theft of the vehicle and unforeseeable
accidents resulting from erroneous operation. Take appropriate measures in
response to any warning indications on the multi-information display. ( P.  4 7 0 )
The following table describes circumstances and correction procedures when only
alarms are sounded. 
AlarmSituationCorrection procedure
Exterior alarm 
sounds once for 2 
seconds
Tried to lock the doors using 
the entry function while the 
electronic key is still inside 
the passenger compartmentRetrieve the electronic 
key from the passenger 
compartment and lock 
the doors again.
Closed the trunk while the 
electronic key is still inside 
and all doors are lockedRetrieve the electronic 
key from the trunk and 
close the trunk lid.
Exterior alarm 
sounds once for 60 
seconds
Tried to exit the vehicle with 
the electronic key and lock 
the doors without first turning 
the “ENGINE START STOP” 
switch OFFTu r n  t h e  “ E N G I N E  
START STOP” switch 
OFF and lock the doors 
again.
Exterior alarm 
sounds once for 10 
secondsTried to lock the vehicle using 
the entry function while a 
door is openClose all of the doors 
and lock the doors 
again.
Interior alarm 
sounds continu-
ously
*
Tried to open the door and 
exit the vehicle without shift-
ing the shift lever to P
Shift the shift lever to P.  
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1-4. Opening and closing the windows and moon roof
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Before driving
■The moon roof can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode. 
■Moon roof open warning buzzer
The buzzer sounds and a message is shown on the multi-information display in the
instrument panel when the “ENGINE STAR T STOP” switch is turned OFF and the
driver's door is opened with the moon roof open.
■Door lock linked moon roof operation
The moon roof can be opened and closed using the mechanical key. ( P.  4 9 4 )
■Operating the moon roof after turning the “ENGINE START STOP” switch OFF
The moon roof can be operated for ap proximately 45 seconds even after the
“ENGINE START STOP” switch is switched to ACCESSORY mode or turned
OFF. It cannot, however, be operated once either front door is opened. 
■Jam protection function
If an object is detected between the moon  roof and the frame while closing or tilting
down, travel is stopped and the moon roof opens slightly.
■To reduce moon roof wind noise
Drive with the moon roof opened to slightly  before the fully open position as driving
with the moon roof opened fully will cause wind noise.
■Sunshade
The sunshade can be opened and closed manually. However, the sunshade will
open automatically when the moon roof is opened.  
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1-7. Safety information
Before driving
Installing child restraints
Follow the child restraint system manufacturer's instructions. Firmly
secure child restraints to the rear seats using the LATCH anchors or a seat
belt. Attach the top tether strap  when installing a child restraint.
The lap/shoulder belt can be used if your child restraint system is not com-
patible with the LATCH (Lower Anchor s and Tethers for Children) system.
Child restraint LATCH anchors
LATCH anchors are provided
for the outside rear seats. (But-
tons displaying the location of
the anchors are attached to the
seats.) 
Seat belts equipped with a child
restraint locking mechanism
(ALR/ELR belts except driver’s
seat belt) (P.  6 0 )
Anchor bracket (for top tether
strap)
Anchor brackets are provided
for all rear seats. 
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When driving2
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2-1. Driving proceduresDriving the vehicle..................  124
Engine (ignition) switch ......... 134
Automatic transmission ........ 139
Manual transmission ..............  145
Turn signal lever .......................  147
Parking brake ........................... 148
Horn ............................................ 150
2-2. Instrument cluster Gauges and meters .................  151
Indicators and warning lights .........................................  157
Multi-information display .....  160
2-3. Operating the lights and windshield wipers
Headlight switch......................  165
Fog light switch ........................  168
Windshield wipers and  washer .....................................  169
Headlight cleaner switch....... 174 2-4. Using other driving
systems
Cruise control........................... 175
Intuitive parking assist ............ 179
Driving assist systems ............  185
2-5. Driving information Cargo and luggage .................  191
Vehicle load limits ...................  194
Winter driving tips ..................  195
Trailer towing ...........................  199
Dinghy towing (vehicles with an 
automatic transmission).... 200
Dinghy towing  (vehicles with a 
manual transmission) ..........  201 
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2-1. Driving procedures
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When driving
■If the engine does not start
The engine immobilizer system may not have been deactivated. (P.  8 5 )
■When the steering lock cannot be released
■When the “ENGINE START STOP” switch indicator flashes in amber
The system may be malfunctioning. Have the vehicle inspected by your Lexus
dealer immediately.
■Auto power off function
If the vehicle is left in ACCESSORY mode fo r more than an hour with the shift lever
in P (vehicles with an automatic transmission), the “ENGINE START STOP” switch
will automatically turn OFF. 
■Electronic key battery depletion
 P.  3 4
■When the electronic key battery is fully discharged
P.  4 2 1
■Conditions affecting operation
P.  3 2
■Note for the entry function
P.  3 5
The “ENGINE START STOP” switch indica-
tor will flash in green and a message will be
shown on the multi-information display. Press
the “ENGINE START STOP” switch again
while turning the steering wheel left and right.