2008 Lexus GS450h engine

563
6-1. Specifications
6
Vehicle specifications
GS_HV_U
December 12, 2007 3:50 pm
Tire related termMeaning
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
Production options
weight
The combined weight of installed regular production
options weighing over 5 lb. (2.3 kg) in excess of the
standard items which they replace, not previously
considered in curb weight or accessory weight,
including heavy duty brakes, ride levelers, roof rack,
heavy duty battery, and special trim
RimA metal support for a tire or a tire and tube assembly
upon which the tire beads are seated
Rim diameter 
(Wheel diameter)Nominal diameter of the bead seat

575
6
Vehicle specifications
GS_HV_U
December 12, 2007 3:50 pm
6-3. Initialization
Items to initialize
ItemWhen to initializeReference
Intuitive parking assist
• After reconnecting or changing the battery
• After changing a fuse
P. 5 1 2
Engine oil maintenance
data• After changing engine oilP. 4 2 5
Tire pressure warning
system
• When rotating the tires on vehicles differing with front and rear tire infla-
tion pressures.
• When changing the tire inflation pressure by changing traveling speed
or load weight, etc.
• When changing the tire size.
P. 4 3 7
After reconnecting or performing main tenance on the 12 volt battery, the
hybrid system may not start. ( P. 431) Also, the following items must be
initialized for normal system operation.

585
Alphabetical index
GS_HV_U
December 12, 2007 3:50 pm
CareExterior ................................................... 402
Interior..................................................... 405
Seat belts ............................................... 406
Cargo capacity ....................................... 210
Cargo hooks ...........................................375
CD player/changer .............................257
Chains......................................................... 216
Child-protectors ....................................... 51
Child restraint system Definition....................................................113
Installation.................................................. 117
Installing CRS with lower 
anchors ................................................... 121
Installing CRS with seatbelts .......... 118
Installing CRS with top straps ....... 123
Child safety Airbag precautions ............................ 102
Battery precautions .............. 432, 537
Child restraint system .........................113
Child-protectors..................................... 51
How your child should wear 
the seatbelt ........................................... 69
Installing child restraints ..................... 117
Moon roof precautions ..................... 82
Power window lock switch .............. 77
Power window precautions.............79
Removed electronic key battery 
precautions ....................................... 455
Seat belt comfort guide......................67
Seat belt precautions.......................... 70
Seat heater precautions ................ 370
Trunk precautions .................................57
Cigarette lighter ....................................367 Cleaning
Exterior....................................................402
Interior .................................................... 405
Seat belts ............................................... 406
Clock ......................................................... 364
Coin holder .............................................360
Compass ................................................. 383
Condenser ..............................................428
Console box ........................................... 357
Cooling system Engine overheating.......................... 538
Cruise control Cruise control....................................... 166
Dynamic radar cruise control....... 169
Cup holders ............................................360
Curtain shield airbags............................ 95
Customizable features .......................569
Daytime running light system ........... 159
Defogger Rear window ........................................240
Side mirror.............................................240
Dimension................................................ 544
Dinghy towing ..........................................221
Display Energy flow .............................................. 27
Multi-information display ................ 155
Touch screen ....................................... 224
Trip information ................................... 156
Warning message ............................ 500
Do-it-yourself maintenance .............. 414
Door courtesy lights ............................352
Door pocket............................................. 361C
D

586
Alphabetical index
GS_HV_U
December 12, 2007 3:50 pm
DoorsDoor lock................................ 35, 47, 50
Rear door child protector .................. 51
Driver’s seat belt reminder light .....493
Driver’s seat position memory ...........60
Driving Correct posture .................................... 93
Procedures .............................................128
DVD player/changer.......................... 266
Electric power steering ..................... 200
Electronic key If the electronic key does 
not operate properly ......................531
Replacing battery .............................. 454
Emergency, in case of If a warning light turns on ................491
If a warning message is displayed ........................................... 500
If the electronic key does 
not operate properly ......................531
If the hybrid system 
will not start .......................................528
If the shift lever cannot be  shifted from “P”................................ 529
If the 12 volt battery is 
discharged ....................................... 534
If you have a flat tire ............... 517, 527
If you lose your keys.........................530
If you think something is 
wrong .................................................. 488
If your vehicle becomes stuck.......541
If your vehicle needs to be 
towed ................................................... 482
If your vehicle overheats ................538
Energy monitor......................................... 27 Engine
ACCESSORY mode .....................139
Compartment ..................................... 420
Hood ......................................................... 417
How to start the 
hybrid system..................................... 138
If the hybrid system 
will not start ....................................... 528
Overheating ........................................ 538
Power (ignition) switch .................... 138
Engine compartment cover ............... 421
Engine coolant temperature 
gauge ...................................................... 148
Engine/power control unit coolant Capacity ................................................ 548
Checking................................................ 427
Preparing and checking 
before winter...................................... 215
Engine oil Capacity .................................................547
Checking................................................ 422
Preparing and checking 
before winter...................................... 215
Engine oil maintenance data ........... 425
Event data recorder ............................ 489
First-aid kit storage belt ..................... 375
Floor mats ................................................ 374
Fluid Brake ........................................................429
Washer....................................................434
Fog lights Switch .......................................................... 161
Wattage ................................................. 552
Foot light .................................................. 352
E
F

587
Alphabetical index
GS_HV_U
December 12, 2007 3:50 pm
Front passenger occupant 
classification system .......................... 107
Front passenger’s seat belt 
reminder light ..................................... 493
Front seats Adjustment .............................................. 58
Driver’s seat position memory ...... 60
Front turn signal lights Wattage ................................................. 552
Fuel Capacity................................................. 546
Fuel gauge ..............................................148
Gas station information ................. 596
Information............................................ 553
Refueling ................................................... 83
Messages ..................................................511
Fuel door..................................................... 83
Fuel filler door........................................... 83
Fuses.......................................................... 456
Garage door opener........................... 377
Gas station information ..................... 596
Gauges.......................................................148
Glove box ............................................... 356
Hands-free system 
(for cellular phone).......................... 306
Head restraints..........................................64
Headlight aim .......................................... 471
Headlight cleaner .................................. 165 Headlights
Adaptive front lighting system...... 159
Discharge headlights 
precautions........................................ 479
Replacing light bulbs ........................ 474
Switch........................................................ 158
Wattage ..................................................552
Heaters Seat heaters ......................................... 369
Side mirror.............................................240
Hill-start assist control ....................... 200
Hood ............................................................417
Hooks Cargo ......................................................375
Shopping bag ......................................375
Hybrid system ........................................... 22 Emergency shut off system.............. 27
Energy monitor/consumption 
screen...................................................... 27
High voltage components ............... 26
Power meter.......................................... 148
Power (ignition) switch .................... 138
Identification Engine..................................................... 545
Electric motor ..................................... 545
Vehicle ................................................... 545
Ignition switch Power switch......................................... 138
Illuminated entry system .................... 352
I/M test....................................................... 413
Immobilizer system ................................ 88
Indicator lights......................................... 152
Initialization Items to initialize .................................575
Inside rear view mirror .......................... 74
G
H
I

588
Alphabetical index
GS_HV_U
December 12, 2007 3:50 pm
Instrument panel light control........... 149
Interior lightsInterior lights......................................... 353
Wattage.................................................. 552
Intuitive parking assist .......................... 180
Jack Positioning a floor jack..................... 418
Replacing the wheel........................... 517
Jack handle ............................................... 517
Keyless entry.............................................. 47
Keys If the electronic key does 
not operate properly ......................531
If you lose your keys.........................530
Key number plate ................................. 33
Keys ............................................................. 33
Mechanical key...................................... 33
Power (ignition) switch.................... 138
Wireless remote control key ...........47
Lexus Link System ................................387
Light bulbs Replacing ............................................... 474
Wattage.................................................. 552
Light sensitive optitron meter ........... 150
Lights Fog light switch ...................................... 161
Headlights switch ............................... 158
Interior lights list.................................. 352
Replacing light bulbs........................ 474
Turn signal lever ...................................146
Vanity lights .......................................... 363
Wattage.................................................. 552 Maintenance
Do-it-yourself maintenance........... 414
General maintenance....................... 410
Maintenance data ............................. 544
Maintenance requirements.......... 408
Meter Instrument panel light control ....... 149
Meters....................................................... 148
Micro dust and pollen filter .............. 236
Mirrors Inside rear view mirror ....................... 74
Side mirror heater............................. 240
Side mirrors.............................................. 75
Vanity mirrors ..................................... 363
Moon roof................................................... 80
MP3 disc.................................................. 262
Multi-information display ................... 155
Odometer ................................................ 148
Oil Engine oil................................................ 422
Opener Fuel filler door ........................................ 83
Hood ......................................................... 417
Trunk........................................................... 55
Outer foot lights.................................... 352
Outside rear view mirrors Adjusting and folding .......................... 75
Mirror position memory ................... 60
Outside temperature 
display .................................................... 365
Overhead console ...............................358
Overheating, Engine ..........................538
J
K
L
M
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591
Alphabetical index
GS_HV_U
December 12, 2007 3:50 pm
TransmissionIf the shift lever cannot be 
shifted from “P” ............................... 529
Mode select switch ............................ 143
“S” mode .................................................. 144
Transmission .......................................... 142
Trip meter..................................................148
Trunk Opener...................................................... 55
Trunk light ................................................ 56
Wattage ................................................. 552
Turn signal lights Replacing light bulbs ........................474
Switch ........................................................ 146
Wattage ................................................. 552
Vanity lights Vanity lights .......................................... 363
Wattage ................................................. 552
Vanity mirrors........................................ 363
Variable gear ratio steering .............. 201
Vehicle dynamics 
integrated managem ent .................. 201
Vehicle identification number ........ 545
Vehicle load limits.................................. 214
Vehicle stability control ..................... 200
Ventilators............................................... 369
Warning buzzers Brake system ......................................... 491
Downshifting.......................................... 145
Open door .......................................... 493
Seat belt reminder ............................ 493 Warning lights
Anti-lock brake system ................... 492
Brake system......................................... 491
Charging system................................. 491
Electric power steering warning light .....................................492
Electronically 
controlled brake system/ 
Vehicle stability control ...............492
Low fuel level .......................................493
Malfunction indicator lamp ...........492
Master warning light.........................494
Open door ............................................493
Pre-collision system..........................492
Seat belt reminder light...................493
SRS airbags...........................................492
Tire pressure warning light ...........493
Warning messages Anti-lock brake system .................. 504
Brake assist .......................................... 504
Dynamic radar cruise control................................... 502
Engine oil level ................................... 507
Engine oil maintenance ................. 507
Engine oil pressure .......................... 500
Headlight................................................. 501
Hill-start assist control .................... 504
Hood ....................................................... 505
Hybrid system........................ 500, 509
Intuitive parking 
assist .............................. 502, 508, 512
Moon roof ............................................ 506
Open door ........................................... 505
Parking brake ..................................... 506
Pre-collision system............ 502, 508
Refueling.................................................... 511
V
W

594
GS_HV_U
December 12, 2007 3:50 pm
What to do if...
What to do if...
A tire puncturesP. 5 1 7 /527If you have a flat tire
The hybrid system does not start
P. 8 8Immobilizer system
P. 5 2 8If the hybrid system will not start
P. 5 3 4If the 12 volt battery is discharged
The shift lever cannot be 
moved outP. 5 2 9If the shift lever cannot be shifted 
from “P”
The engine coolant temperature
gauge enters the red zone
Steam can be seen coming 
from under the hood
P. 5 3 8If your vehicle overheats
The key is lostP. 5 3 0If you lose your keys
The battery runs outP. 5 3 4If the 12 volt battery is discharged
The doors cannot be lockedP. 5 0Doors
The horn begins to soundP. 9 0Alarm
The vehicle is stuck in mud or
sandP. 5 4 1If the vehicle becomes stuck