2010 Lexus GS450h steering

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6-1. Specifications
GS_HV_U (OM30C81U)
February 1, 2010 11:10 am
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pres-
sureTire pressure when the vehicle has been parked for
three hours or more, or has not been driven more
than 1 mile or 1.5 km under that condition
Maximum inflation pres-
sureThe maximum cold inflated pressure to which a tire
may be inflated, shown on the sidewall of the tire
Recommended inflation
pressureCold tire inflation pressure recommended by a man-
ufacturer
Accessory weight
The combined weight (in excess of those standard
items which may be replaced) of transmission, power
steering, power brakes, power windows, power seats,
radio and heater, to the extent that these items are
available as factory-installed equipment (whether
installed or not)
Curb weight
The weight of a motor vehicle with standard equip-
ment, including the maximum capacity of fuel, oil and
coolant, and if so equipped, air conditioning and
additional weight optional engine
Maximum loaded vehicle
weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant weight150 lb. (68 kg) times the number of occupants speci-
fied in the second column of Table 1
* that follows
Occupant distributionDistribution of occupants in a vehicle as specified in
the third column of Table 1
* below

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GS_HV_U (OM30C81U)
January 28, 2010 10:21 am
Abbreviation list
Abbreviation/Acronym list
ABBREVIATIONSMEANING
A/CAir Conditioning
ABSAnti-Lock Brake System
AFSAdaptive Front-lighting System
ALRAutomatic Locking Retractor
CRSChild Restraint System
DISPDisplay
ECUElectronic Control Unit
EDREvent Data Recorder
ELREmergency Locking Retractor
Enhanced VSCEnhanced Vehicle Stability Control
EPSElectric Power Steering
GAWRGross Axle Weight Ratings
GPSGlobal Positioning System
I/MEmission inspection and maintenance
INFOInformation
LATCHLower Anchors and Tethers for Children
LEDLight Emitting Diode
MMTMethylcy clopentadienyl Manganese Tricarbonyl
M + SMud and Snow
MTBEMethyl Tertiary Butyl Ether
OBDOn Board Diagnostics

629
Abbreviation list
GS_HV_U (OM30C81U)
January 28, 2010 10:21 am
ABBREVIATIONSMEANING
PCSPre-Collision System
SRSSupplemental Restraint System
TINTire Identification Number
TPMSTire Pressure Monitoring (Warning) System
TRACTraction Control
VDIMVehicle Dynamics Integrated Management
VGRSVariable Gear Ratio Steering
VINVehicle Identification Number

630
GS_HV_U (OM30C81U)
February 1, 2010 11:29 am
Alphabetical index
Alphabetical index
A/C ............................................................259
ABS.............................................................. 214
ACCESSORY mode ............................151
Active stabilizer suspension 
system...................................................... 214
Adaptive variable 
suspension system ............................. 213
Air conditioning system
Air conditioning filter .........................491
Automatic air conditioning 
system .................................................. 259
Airbags
Airbag operating conditions........... 110
Airbag precautions for 
your child................................................114
Airbag warning light ........................535
Curtain shield airbag 
precautions ........................................... 117
General airbag precautions ............114
Locations of airbags...........................107
Modification and disposal of 
airbags .................................................... 118
Proper driving posture .................... 105
Side airbag precautions .....................114
Side and curtain shield airbags 
operating conditions ....................... 110
SRS airbags ............................................107Alarm ............................................................ 101
Antenna .................................................... 279
Anti-lock brake system ........................214
Armrest ......................................................415
Ashtrays..................................................... 410
Audio input................................................341
Audio system
Antenna................................................... 279
Audio input............................................. 341
AUX port ................................................ 341
Bluetooth
® audio ............................... 321
CD player/changer ......................... 282
DVD information ................................ 310
DVD player/changer ......................293
DVD video/audio..............................293
iPod
®.......................................................329
MP3/WMA disc............................... 289
Optimal use ......................................... 339
Portable music player ....................... 341
Radio ........................................................ 273
Steering switches ...............................342
USB memory .......................................329
Video CD ............................................. 307
Automatic headlight leveling 
system ...................................................... 173
Automatic light control system.......... 171
AUX port...................................................341
A

632
Alphabetical index
GS_HV_U (OM30C81U)
February 1, 2010 11:29 am
Daytime running light system ............172
Defogger
Rear window ........................................268
Side mirror ............................................268
Dimension ............................................... 588
Dinghy towing ........................................239
Display
Energy flow.............................................. 29
Multi-information display................ 168
Touch screen ....................................... 242
Trip information ....................................169
Warning message............................. 543
Do-it-yourself maintenance .............454
Door courtesy lights ............................395
Door pocket........................................... 405
Doors
Door lock.................................. 41, 53, 55
Rear door child protector ................ 56
Driver’s seat belt reminder light .....536
Driver’s seat position memory ........... 67
Driving
Correct posture .................................. 105
Procedures ............................................ 140
DVD player/changer..........................293
Electric power steering ....................... 214
Electronic key
If the electronic key does 
not operate properly .................... 575
Replacing battery .............................. 494Emergency, in case of
If a warning light turns on .............. 534
If a warning message is 
displayed ............................................ 543
If the electronic key does 
not operate properly ................... 575
If the hybrid system 
will not start ........................................572
If the shift lever cannot be 
shifted from “P” ................................573
If the 12 volt battery is 
discharged ....................................... 578
If you have a flat tire ........... 560, 570
If you lose your keys .........................574
If you think something is 
wrong .................................................... 531
If your vehicle becomes stuck .... 584
If your vehicle has to be stopped 
in an emergency ............................586
If your vehicle needs to be 
towed ................................................... 523
If your vehicle overheats..................581
Energy monitor ........................................ 29
Engine
ACCESSORY mode......................... 151
Compartment ..................................... 460
Hood ........................................................457
How to start the 
hybrid system.....................................150
If the hybrid system 
will not start ........................................572
Overheating ..........................................581
Power (ignition) switch ....................150D
E

636
Alphabetical index
GS_HV_U (OM30C81U)
February 1, 2010 11:29 am
Safety Connect ......................................433
Seat belts
Adjusting the seat belt........................ 75
Automatic locking retractor............ 78
Child restraint system 
installation ............................................128
Cleaning and maintaining 
the seat belts ..................................... 446
Emergency locking retractor ......... 78
How to wear your seat belt............. 75
How your child should wear 
the seat belt .......................................... 78
Pre-collision seat belts ........................ 77
Pregnant women, 
proper seat belt use......................... 78
Reminder light .....................................536
Seat belt extenders .............................. 79
Seat belt pretensioners ....................... 77
Seat heaters/ventilators...................... 414
Seating capacity ..................................... 413
Seats
Adjustment............................................... 65
Adjustment precautions .................... 66
Child seats/child restraint 
system installation ............................128
Cleaning................................................. 445
Driver’s seat position memory....... 67
Head restraint.......................................... 72
Properly sitting in the seat .............. 105
Seat heaters ............................................ 413
Service reminder indicators ............. 165Shift lever
If the shift lever cannot be 
shifted from “P” ................................573
Transmission.......................................... 154
Shift lock system.................................... 573
Shopping bag hooks ............................. 421
Side airbags ..............................................107
Side marker lights
Switch .......................................................... 171
Side mirror
Adjusting and folding ......................... 85
Mirror position memory .................... 67
Smart access system with 
push-button start
Antenna location ................................... 43
Entry function ............................................41
Starting the 
hybrid system.....................................150
Spare tire
Inflation pressure ............................... 596
Storage location .................................. 561
Spark plug ............................................... 593
Specifications .........................................588
Speedometer ............................................ 161
Steering wheel
Adjustment ...............................................82
Audio switches ....................................342
Steering wheel position 
memory .................................................. 67
Storage compartment ........................ 403
Storage feature ..................................... 398
Stuck
If your vehicle becomes stuck .... 584
Sun visors ................................................. 406S

638
Alphabetical index
GS_HV_U (OM30C81U)
February 1, 2010 11:29 am
Vanity lights
Vanity lights .......................................... 407
Wattage.................................................. 597
Vanity mirrors ........................................ 407
Variable gear ratio steering .............. 215
Vehicle dynamics 
integrated management .................. 215
Vehicle identification number ........ 589
Vehicle load limits ................................ 232
Ventilators ................................................ 413
Warning buzzers
Brake system ....................................... 534
Downshifting .......................................... 157
Open door ..........................................536
Seat belt reminder.............................536
Warning lights
Anti-lock brake system...................535
Brake system ....................................... 534
Charging system ............................... 534
Electric power steering 
warning light .....................................535
Electronically 
controlled brake system .............535
Low fuel level .......................................536
Malfunction indicator lamp...........535
Master warning light ........................ 537
Open door ...........................................536
Pre-collision system .........................535
Seat belt reminder light ..................536
SRS airbags ..........................................535
Tire pressure warning light ........... 537Warning messages
Anti-lock brake system .................. 535
Brake assist .......................................... 535
Charging system ............................... 534
Dynamic radar 
cruise control ................................... 546
Engine oil level.................................... 549
Engine oil maintenance..................550
Engine oil pressure........................... 544
Headlight ............................................... 545
Hood ....................................................... 548
Hybrid system...........................544, 551
Intuitive parking 
assist ............................ 545, 545, 555
Moon roof............................................. 549
Open door ........................................... 548
Parking brake...................................... 549
Pre-collision system............ 546, 550
Refueling ................................................ 554
Rear lights system ............................. 545
Smart access system with 
push-button start ........................... 556
Steering lock...............535, 545, 558
Trunk........................................................ 549
VGRS ......................................................547
Washer fluid ........................................ 549V
W

641
What to do if...
GS_HV_U (OM30C81U)
February 1, 2010 11:14 am
The warning light or indicator
light comes onP. 5 3 4If a warning light turns on or a warning
buzzer sounds...
■Warning lights
or orv
P. 5 3 4P. 5 3 5
P. 5 3 6
or
P. 5 3 5P. 5 3 7
P. 5 3 5P. 5 3 7
P. 5 3 6P. 5 3 5
P. 5 3 5P. 5 3 5
P. 5 3 6P. 5 3 6
P. 5 3 4P. 5 3 7
*: Electronically Controlled Brake 
System
Brake system warning lightMalfunction indicator lamp
ABS warning lightDriver’s seat belt reminder 
light
Front passenger’s seat belt
reminder light
ECB* warning lightTire pressure warning light
Low fuel level warning lightElectric power steering
warning light
SRS warning lightPre-collision system warn-
ing light
Open door warning lightSlip indicator
Charging system warning
lightMaster warning light