display Lexus IS250C 2010 Owners Manual

5
When trouble arises
477
5-2. Steps to take in an emergency
10_IS250C/350C_U
• The roof switch was operated when there
was an obstacle behind
the vehicle.
•Operation of the retractable hardtop was
suspended due to an
obstacle being detected
behind the vehicle.
When the roof switch is
pressed again within two
seconds of message
being displayed, message will be displayed.
(→ P. 8 1 )
The roof switch was
pressed while the trunk lid
was open.
Close the trunk lid.
The roof switch was
pressed while the trunk lid
opener main switch was
turned off.
Turn the trunk lid opener
main switch on. ( →P. 4 7 )
The roof switch was
pressed while the vehicle
was moving.
(→ P. 8 1 )
The roof switch was
pressed while there was
not enough power.
Start the engine
MessageDetailsCorrection procedure

5
When trouble arises
481
5-2. Steps to take in an emergency
10_IS250C/350C_U
■Changing the engine oil (U.S.A. only)
Make sure to reset the oil change system. (→P. 3 9 5 )
■Warning light display in radar cruise mode
In the following cases, the warning light may not be displayed even if vehicle-to-
vehicle distance closes.
●When your vehicle and the vehicle ahead are traveling at the same speed or the
vehicle ahead is traveling more quickly than your vehicle
●When the vehicle ahead is traveling at a very low speed
●Immediately after cruise control speed is set
●At the instant the accelerator pedal is depressed

5
When trouble arises
483
5-2. Steps to take in an emergency
10_IS250C/350C_U
InteriorbuzzerExterior buzzerMessageDetailsCorrection
procedure
Once3 times
(Vehicles with an auto-
matic transmission)
(Flashing)
Indicates that the
driver’s door has
been opened or
closed with the
shift lever in P, the
“ENGINE START
STOP” switch in
any mode other
than OFF and the
electronic key
outside of the
detection area.
Tu r n t h e
“ENGINE START
STOP” switch
OFF or confirm
the location of the
electronic key.
OnceCon-
tinuous
(Displayed alternately)
(Vehicles with an auto-matic transmission)
(Flashing)
Indicates that the
driver’s door has
been opened or
closed (with the
shift lever out of in
P, t h e “ E N G I N E
START STOP”
switch in any
mode other than
OFF and the elec-
tronic key outside
of the detection
area).
• Shift the shift lever to P.
•Confirm the
location of the
electronic key.
Once
(Flashing)
Indicates that the
key battery is low.Replace the bat-
tery. ( →P. 4 2 5 )

560
6-2. Customization
10_IS250C/350C_U
Power win-
dows
(
→P. 7 8 )
Wireless remote control
linked operationOnOff
Retractable
hardtop
(
→P. 8 5 )
Retractable hardtop
operation control linked
to the intuitive parking
assist
OnOff
Automatic
light control
system
(
→P. 1 7 3 )
Light sensor sensitivityLevel 3Level 1 to 5
Ti m e e l a p s e d b e f o r e
headlights automatically
turn off after doors are
closed
30 seconds
0 seconds
60 seconds
90 seconds
Lights
(
→P. 1 74 )
Daytime running light sys-
tem (U.S.A. only)OnOff
Windshield
wipers and
washer
(
→P. 177)
Switching operation when
the vehicle is stationaryOnOff
Drip prevention functionOnOff
Ti m e e l a p s e d b e f o r e t h e
drip prevention function
operatesVa r i a b l e
depending on
the vehicle
speed
3 seconds
Intuitive park-
ing assist
(
→P. 1 9 8 )
Back sensor operation
display and buzzerOnOff
Buzzer volumeLevel 3Level 1 to 5
Distance which a sensor
detects4.9 ft. (150 cm)2.0 ft. (60 cm)
ItemFunctionDefault settingCustomizedsetting

561
6-2. Customization
6
Vehicle specifications
10_IS250C/350C_U
Multi-information display (→P. 1 6 8 )
Illumination
(
→P. 3 3 8 )
Time elapsed before lights
turn off15 seconds7. 5 s e c o n d s
30 seconds
Operation when the
doors are unlockedOnOff
Operation after the
“ENGINE START STOP”
switch is turned OFF
OnOff
Front foot well lightsOnOff
Shift lever lightOnOff
Outer foot lightOnOff
Available languageEnglish and French
ItemFunctionDefault settingCustomized
setting

570
10_IS250C/350C_U
Abbreviation list
Abbreviation/Acronym list
ABBREVIATIONSMEANING
ABSAnti-lock Brake System
AFSAdaptive Front-lighting System
AI-SHIFTArtificial Intelligence Shift
ALRAutomatic Locking Retractor
CALCalibration
CRSChild Restraint System
DISPDisplay
ECTElectronic Controlled Transmission
ECUElectronic Control Unit
EDREvent data recorder
ELREmergency Locking Retractor
EPSElectric Power Steering
ETCSElectronic Throttle Control System
GAWRGross Axle Weight Rating
I/MEmission inspection and maintenance
LATCHLower Anchors and Tethers for Children
LEDLight Emitting Diode
MMTMethylcyclopentadienyl Manganese Tricarbonyl
M + SMud and Snow
MTBEMethyl Tertiary Butyl Ether
OBDOn Board Diagnostics
PCSPre-Collision System
SRSSupplemental Restraint System
TINTire Identification Number
TPMSTire Pressure Warning System

574
Alphabetical index
10_IS250C/350C_U
Cruise controlCruise control ...................................... 183
Dynamic radar crui se control .......187
Cup holder ..............................................343
Customizable features .......................557
Daytime running light system ............174
Defogger
Rear window........................................ 238
Side mirror ............................................ 238
Dimension ................................................526
Dinghy towing .............................225, 226
Display Dynamic radar crui se control .......187
Satellite switch mode ....................... 349
Trip information ....................................169
Warning message..............................472
Do-it-yourself maintenance ............ 386
Door courtesy lights Door courtesy lights.........................338
Wattage....................................................541
Doors
Door lock................................ 28, 40, 43
Door windows ....................................... 78
Side mirrors ............................................. 75
Driver's seat belt reminder light .....465
Driving Correct posture .................................... 98
Procedures ............................................. 132
Driving position memory ...................... 56 Electric power steering...................... 204
Electronic key
If the electronic key does not operate properly..............................501
Emergency, in case of If the engine will not start ................497
If the retractable hardtop does not close ................................... 514
If the shift lever cannot be shifted from P................................... 499
If the vehicle has a discharged battery .................................................506
If the warning buzzer sounds...... 463
If the warning light turns on.......... 463
If the warning message is displayed ............................................. 472
If you have a flat tire ........................ 486
If you lose your keys ........................500
If you think something is wrong .................................................. 459
If the electronic key does not operate properly..............................501
If your vehicle becomes stuck ...... 512
If your vehicle needs to be towed ................................................... 453
If your vehicle overheats................509
Emergency flashers Switch...................................................... 452
Engine Compartment ......................................392
Engine switch ........................................ 142
Hood ....................................................... 389
How to start the engine ................... 142
Identification number .......................527
If the engine will not start ................497
Ignition switch ....................................... 142
Overheating ........................................509
D
E

577
Alphabetical index
10_IS250C/350C_U
Light bulbsReplacing............................................... 444
Wattage ................................................... 541
Lights
Door courtesy lights ........................338
Emergency flasher switch ............. 452
Fog light switch..................................... 176
Hazard light switch........................... 452
Headlights switch ................................ 173
Interior light switch............................ 339
Outer foot lights................................. 338
Personal light switch ........................ 339
Replacing light bulbs ....................... 444
Scuff lights ............................................. 338
Shift lever light ..................................... 338
Turn signal lever...................................156
Vanity lights ...........................................347
Wattage ................................................... 541
Load capacity .......................................... 219
Maintenance Do-it-yourself maintenance .........386
General maintenance ..................... 382
Maintenance data ............................. 526
Maintenance requirements ..........380
Manual transmission............................. 154
Meter Instrument panel light control .......160
Meters .......................................................159
Micro dust and pollen filter ...............234 Mirrors
Inside rear view mirror ....................... 74
Side mirror heater .............................238
Side mirrors ............................................. 75
Vanity mirrors ...................................... 347
MP3 disc .................................................. 257
Multi-information display ................... 168
Noise from under vehicle...................... 19
Odometer................................................. 159
Oil
Engine oil............................................... 395
Opener
Fuel filler door .........................................90
Hood ....................................................... 389
Trunk ........................................................... 47
Outer foot lights
Outer foot lights ................................ 338
Wattage ................................................... 541
Outside rear view mirrors Adjusting and folding.......................... 75
Mirror position memory ....................56
Outside temperature display ........... 169
Overheating, Engine.......................... 509L
M
N
O

583
What to do if...
10_IS250C/350C_U
A warning light or indicator
light comes onP. 4 6 3If a warning light turns on or a warning
buzzer sounds...
■Warning lights
or or
P. 4 6 3P. 4 6 4
P. 4 6 5
or
P. 4 6 4P. 4 6 5
P. 4 6 5P. 4 6 5
P. 4 6 4P. 4 6 4
P. 4 6 5P. 4 6 4
P. 4 6 3P. 4 6 5
Brake system warning lightMalfunction indicator lamp
“ABS” warning lightDriver’s seat belt reminder
light
Front passenger’s seat belt
reminder light
Low fuel level warning lightMaster warning light
SRS warning lightElectric power steering warning
light
Open door warning lightPre-collision system warn-
ing light
Charging system warning
lightTire pressure warning light
A warning message is displayedP. 4 7 2If a warning message is displayed