fuse Lexus GS450h 2007 Using the hands-free system (for cellular phone) / LEXUS 2007 GS450H THROUGH JUNE 2006 PROD. (OM30727U) Owner's Guide

410
4-3. Do-it-yourself maintenance
CAUTION
■To prevent system breakdowns and vehicle fire
●Observe the following precautions.
Failing to do so may cause damage, and possibly a fire or injury.
●Never use a fuse of a higher amperage rating than indicated, or use any other
object in place of a fuse.
●Always use a genuine Lexus fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix. 
This can cause extensive damage or even fire.
●Do not modify fuses or the fuse box.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired by your Lexus
dealer.

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6
Vehicle specifications
6-3. Initialization
Items to initialize
ItemWhen to initializeReference
Pow e r w i n d ow
• After reconnecting or changing the battery
• After changing a fuse
P. 5 3
Moon roofP. 5 6
Variable gear ratio
steeringP. 1 5 1
Intuitive parking assistP. 1 5 1
Engine oil maintenance
data• After changing engine oilP. 3 6 6
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. 3 7 7
After reconnecting or performing main tenance on the 12 volt battery, the
hybrid system may not start. (
 P. 3 7 2 ) Also, the following items must be
initialized for normal system operation.

512
Alphabetical index
Emergency, in case ofIf a warning light turns on .............. 430
If a warning message is 
displayed ............................................ 436
If the hybrid system will not 
start........................................................ 466
If the shift lever cannot be 
shifted from P ................................... 467
If the 12 volt battery is 
discharged ......................................... 471
If you have a flat tire ............ 455, 456
If you lose your keys......................... 468
If you think something is 
wrong ....................................................427
If your vehicle becomes stuck..... 478
If your vehicle needs to be 
towed ................................................... 420
If your vehicle overheats ................ 475
When the electronic key battery 
is discharged .................................... 469
Energy monitor............................................ 6
Engine Compartment ....................................... 361
Hood........................................................ 358
How to start the hybrid system
.....101
If the hybrid system will not 
start........................................................ 466
Overheating......................................... 475
Power switch .......................................... 101
Engine compartment cover ............. 362
Engine coolant temperature 
gauge.........................................................110
Engine/inverter coolant Capacity ................................................. 484
Checking ............................................... 368
Preparing and checking 
before winter ...................................... 174 Engine oil
Capacity ................................................ 483
Checking............................................... 363
Preparing and checking  before winter...................................... 174
Engine oil maintenance data ........... 366
EPS (Electric Power Steering) ......... 162
Event data recorder ............................ 428
First-aid kit storage belt ..................... 332
Floor mats .................................................. 331
Fluid Brake ....................................................... 370
Washer.................................................... 374
Fog lights Switch ........................................................ 123
Wattage ................................................. 488
Foot light .................................................. 308
Front passenger's seat
belt 
reminder light ..................................... 433
Front seats Adjustment ............................................... 34
Driving position memory .................. 36
Front turn signal lights Wattage ................................................. 488
Fuel Capacity ................................................ 482
Fuel gauge ................................................ 110
Gas station information ................. 520
Information ........................................... 489
Refueling ................................................... 58
Messages .............................................. 450
Fuel filler door ........................................... 58
Fuses .......................................................... 395
F

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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