heater Lexus GS450h 2007 Using the audio system / LEXUS 2007 GS450H THROUGH JUNE 2006 PROD. (OM30727U) User Guide

327
3-7. Other interior features
3
Interior features
NOTICE
■To prevent seat heater damage
Do not put unevenly weighted objects on the seat and do not stick sharp objects
(needles, nails, etc.) into the seat.
■To prevent 12 volt battery discharge
Turn the switches off when the hybrid system is off.

347
4-1. Maintenance and care
4
Maintenance and care
■Cleaning the inside of the rear window
Do not use glass cleaner to clean the rear window, as this may cause damage to the
r
ear window defogger heater wires. Use a cloth dampened with lukewarm water to
gently wipe the window clean. Wipe the wi ndow in strokes running parallel to the
heater wires.
■Caring for leather areas
Lexus recommends cleaning the interior of the vehicle at least twice a year to main -
tain the quality of the vehicle’s interior.
■Shampooing the carpets
There are several commercial foaming-type cleaners available. Use a sponge or
b
rush to apply the foam. Rub in overlappin g circles. Do not apply water. The excel-
lent results are obtained by keep ing
the carpet as dry as possible.
■Seat belts
Clean with mild soap and lukewarm water using a cloth or sponge. Also check the
belts periodically for excessive wear, fraying or cuts.
CAUTION
■Water in the vehicle
●Be careful not to splash or spill liquid on the floor.
●Do not splash water on the electric comp onents in the engine compartment. This
may cause the malfunction of the electric components.
●Do not get any of the SRS components or wiring in the vehicle interior wet. 
(  P. 7 0 ) 
Electrical malfunction may cause the airbags to deploy or not function properly,
resulting in death or serious injury.

348
4-1. Maintenance and care
NOTICE
■Cleaning detergents
Do not use the following types of detergent, as they may discolor the vehicle inte-
rior or cause streaks or damage to painted surfaces.
●Non-seat portions: Organic substances such as benzene or gasoline, alkaline or
acidic solutions, dye, or bleach.
●Seats: Acidic solutions, such as thinner, benzene, or alcohol.
■Preventing damage to leather surfaces
Observe the following precautions to avoid damage to and deterioration of leather
surfaces.
●Remove any dust or dirt on leather surfaces immediately.
●Do not expose the vehicle to direct sunlight for extended pe riods of time. Park
the vehicle in the shade, especially during summer.
●Do not place items made of vinyl, plastic, or that contain wax on the upholstery, as
they may stick to the leather surface if the vehicle interior heats up significantly.
■Water on the floor
Do not wash the vehicle floor with water. 
Vehicle systems such as the audio system may be damaged if water comes into
contact with electrical components under the floor of the vehicle, and may also
cause the body to rust.
■Cleaning the inside of the rear window
Be careful not to scratch or damage the heater wires or antenna.

402
4-3. Do-it-yourself maintenance
FuseAmpereCircuit
23A/F15Fuel system
24INV W/P10Hybrid system
25IGCT No.120Hybrid system, IGCT No.2, 
IGCT No.3
26FR FOG15Fog light
27FR TAIL10Tail light, rear side marker light
28WA S H20Windshield washer
29HORN10Horn
30H-LP HI20Headlight high beam
31DC/DC140Charging system
32RAD FAN60Electric cooling fans
33LH J/B AM80
S/ROOF, FR P/SEAT LH, TV, A/C,
FUEL OPN, FR WIP, H-LP LVL, 
FR S/HTR LH, A/C W/P
34E/G AM60H-LP CLN, FR CTRL-AM, DEICER,
STB AM
35HEATER50Air conditioning system
36DEFOG50Rear window defogger
37ABS230VSC, ABS
38RH J/B-AM80
AM1, OBD, STOP SW, TI & TE, 
FR P/SEAT RH, STR LOCK, 
SECURITY, ECU-IG R, RH-IG, 
F S/HTR RH, CIG, PWR OUTLET, 
AIR SUS

404
4-3. Do-it-yourself maintenance
■Driver’s side instrument panel
FuseAmpereCircuit
1FR WIP30Windshield wipers
2RR-IG7. 5RR-IG1
3LH-IG10
Emergency flashers, seat belt preten-
sioners, headlight cleaners, exhaust
system, rear window defogger, elec-
tric cooling fans, front left door con-
trol system, rear left door control
system
4H-LP LVL7. 5Adaptive front lighting system
5A/C W/P7. 5Air conditioning system
6RAD No.310Audio system
7FR DOOR LH20Front left door control system
8RR DOOR LH20Rear left door control system
9FR S/HTR LH15Seat heaters, seat heaters and venti-
lators
10ECU-IG LH10
VGRS, EPS, electronically con-
trolled brake system, yaw rate & G
sensor, dynamic radar cruise control
system, rear view monitor system,
moon roof

406
4-3. Do-it-yourself maintenance
■Passenger’s side instrument panel
FuseAmpereCircuit
1ECU-IG RH10
Electric tilt and telescopic steering,
combination switch, power seat,
smart access system with push-but-
ton start, air conditioning system,
touch screen, shift lock system, tire
pressure warning system, front/rear
stabilizer system
2FR S/HTR RH15Seat heaters, seat heaters and venti-
lators
3RH-IG7. 5
Front right door control system, rear
right door control system, seat belt
pretensioners, transmission, seat
heaters, seat heaters and ventilators
4AM215Starting system
5FR DOOR RH20Front right door control system
6RR DOOR RH20Rear right door control system
7AIR SUS20AV S
8PWR OUTLET15Po w e r o u t l e t
9CIG15Cigarette lighter

497
6-1. Specifications
6
Vehicle specifications
Warning: The temperature grades for this tire are established for a tire that
is properly inflated and not overloaded.
Excessive speed, underinflation, or excess iv
e loading, either separately or in
combination, can cause heat build up and possible tire failure.
Glossary of tire terminology
Tire related termMeaning
Accessory weight
The combined weight (in excess of those standard
items which may be replaced) of automatic transmis-
sion, 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)
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
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 inflation pres-
sureThe maximum cold inflated pressure to which a tire
may be inflated, shown on the sidewall of the tire
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

511
Alphabetical index
Installing CRS with lower 
anchorages .......................................... 87
Installing CRS with seatbelts .......... 83
Installing CRS with top straps ........ 88
Child safety Airbag precautions .............................. 75
Child restraint system ........................ 80
Child-protectors.................................... 27
How your child should wear 
the seatbelt ........................................... 45
Installing child restraints .................... 83
Moon roof ................................................. 57
Power window lock switch .............. 52
Power window precautions............ 54
Removed electronic key battery 
precautions ....................................... 394
Seat belt comfort guide...................... 43
Seat belt precautions...........................46
Seat heater precautions ..... 324, 326
Trunk ............................................................ 33
Cigarette lighter .................................... 322
Cleaning Exterior ................................................... 344
Interior..................................................... 346
Seat belts ................................................ 347
Clock........................................................... 319
Coin holder .............................................. 314
Compass ................................................. 339
Condenser.............................................. 369
Console box ............................................. 312
Cooling system Engine overheating .......................... 475Cruise control
Cruise control........................................ 127
Dynamic radar cruise control....... 130
Cup holders ............................................. 315
Curtain shield airbags............................ 69
Customizable features ...................... 500
Daytime running light system ............. 121
Defogger Rear window ......................................... 199
Side mirror.............................................. 199
Dimension............................................... 480
Dinghy towing ......................................... 180
Display Energy flow ................................................. 6
Multi-informatio n display
..................117
Touch screen ........................................ 182
Trip information ..................................... 118
Warning message ............................. 436
Do-it-yourself maintenance ............. 355
Door courtesy lights ........................... 308
Door pocket............................................. 316
Doors
Door lock .................................................. 26
Rear door child protector ................ 27
Driver's seat belt reminder light ..... 433
Driving Correct posture..................................... 67
Procedures .............................................. 94
DVD player/changer.......................... 232
Electronic key Replacing battery ............................... 393
When the electronic key battery 
is discharged.................................... 469
D
E

513
Alphabetical index
Garage door opener..........................334
Gas station information ..................... 520
Gauges........................................................ 110
Glove box ................................................. 312
Hands-free system ............................... 263
Head restraints.......................................... 39
Headlight aim ............................................ 411
Headlight cleaner .................................. 126
Headlights AFS (Adaptive Front lighting 
System) ................................................... 121
Discharge headlights 
precautions .........................................418
Replacing light bulbs ......................... 413
Switch ........................................................ 120
Wattage ................................................. 488
Heaters Seat heaters.............................. 324, 326
Side mirror .............................................. 199
Hill-start assist control ......................... 162
Hood ......................................................... 358
Hooks
Cargo...................................................... 332
Shopping bag...................................... 332
Hybrid system ....
.............................................. 2
Emergency shut off syste
m .................6
Energy monitor/consumption 
screen .........................................................6
High voltage components ................... 5
Power meter ........................................... 110
Power switch .......................................... 101
Hybrid vehicle immobilizer 
system ........................................................62 Illuminated entry system ....................
307
I/M test...................................................... 354
Indicator lights........................................... 114
Initialization Items to initialize ................................ 505
Inside rear view mirror .......................... 49
Instrument panel light control ............. 111
Interior lights Interior lights ........................................ 309
Wattage ................................................. 488
Intuitive parking assist .......................... 139
Jack Positioning the jack .......................... 359
Replacing the wheel ........................ 456
Jack handle.............................................. 456
Keys If you lose your keys ........................ 468
Key number plate ................................... 12
Keys ............................................................... 12
Power switch........................................... 101
Mechanical key ........................................ 12
When the electronic key battery 
is discharged.................................... 469
Wireless remote control ................... 23
Light bulbs Replacing ................................................ 413
Wattage ................................................. 488
Light sensitive optitron meter............. 112
Lights Fog light switch ..................................... 123
Headlights switch................................ 120
Interior lights list .................................. 307
Replacing light bulbs ......................... 413
G
H
I
J
K
L

514
Alphabetical index
Turn signal lever ..................................108
Vanity lights ........................................... 318
Wattage................................................. 488
Maintenance Do-it-yourself maintenance ......... 355
General maintenance ....................... 351
Maintenance data............................. 480
Maintenance requirements .......... 349
Meter Instrument panel light control .......... 111
Meters ........................................................ 110
Micro dust and pollen removal 
mode ........................................................ 194
Mirrors Inside rear view mirror....................... 49
Side mirror heater ............................... 199
Side mirrors ............................................. 50
Vanity mirrors....................................... 318
Moon roof ................................................... 55
MP3 disc ..
.................................................... 224
Multi-information display ........
................117
Odometer................................................... 110
Oil Engine oil ............................................... 363
Opener Fuel filler door......................................... 58
Hood........................................................ 358
Trunk ........................................................... 30
Outside rear view mirrors Adjusting and folding ......................... 50
Driving position memory.................. 36
Outside temperature display........... 320
Overhead console ................................ 313
Overheating, Engine .......
......................475 Parking brake..........................................
109
Parking lights Replacing light bulbs ......................... 413
Switch ........................................................ 120
Wattage ................................................. 488
PCS (Pre-Collision System) .............. 163
Personal lights........................................ 309
Power meter.............................................. 110
Power outlet ........................................... 323
Power windows ........................................ 52
Radar cruise control............................. 130
Radiator .................................................... 369
Radio .........
..................................................... 203
RDS (Radio Date System) ................ 205
Rear sunshade ....................................... 329
Rear turn signal lights Replacing light bulbs ......................... 413
Wattage ................................................. 488
Rear view monitor system ................. 158
Rear window defogger ........................ 199
Replacing Electronic key battery ..................... 393
Fuses ........................................................ 395
Light bulbs .............................................. 413
Reporting safety defects for 
U.S.A. owners .....................................508
Seat belts Adjusting the seat belt ........................ 43
Automatic Locking Retractor 
(ALR) ....................................................... 44
Child restraint system 
installation ............................................. 83
Cleaning and maintaining 
the seat belts .....................................347
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