
466
4-3. Do-it-yourself maintenance
GS_G_U (OM30B43U)
May 14, 2009 1:15 pm
FuseAmpereCircuit
8MPX-B10
Multiplex communication system,
front controller, door control system
(power door lock system, door cour-
tesy lights, power windows, power
rear view mirror control system, out-
side rear view mirror heaters), power
seat system, steering sensors, elec-
tronically controlled brake system, tilt
and telescopic steering wheel,
gauges and meters, combination
switch
9DOME10
Foot lights, vanity lights, gauges and
meters, steering spot light, steering
switch illumination, rear personal
lights, automatic transmission selec-
tor lever spot light, front personal
lights
10CDS10Noise filter
11ABS MAIN210Electronically controlled
brake system
12ABS MOTOR30ABS
13ABS MAIN110Capacitor
14E/G-B60FR CTRL BATT, ETCS, ALT-S,
A/F HTR and INJ2
15P/ I - B60EFI NO.1, F/PMP and INJ
16ABS150VDIM
17RH J/B-B30AM2, DOOR FR and DOOR RR
sec_04_03.fm Page 466 Thursday, May 14, 2009 1:15 PM

469
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
GS350
FuseAmpereCircuit
1ECU-B10VGRS, EPS, driver’s seat switch
module, Lexus link system ECU
2ABS MAIN325Electronically controlled
brake system
3TURN-HAZ15Turn signal lights, emergency flashers
4IG2 MAIN20IG2, GAUGE and IGN
5RAD NO.230Audio system
6D/C CUT20DOME and MPX-B
7RAD NO.130Audio system
8MPX-B10
Multiplex communication system,
front controller, door control system
(power door lock system, door cour-
tesy lights, power windows, power
rear view mirror control system, out-
side rear view mirror heaters), power
seat system, steering sensors, elec-
tronically controlled brake system, tilt
and telescopic steering wheel,
gauges and meters, combination
switch
GS_U_G.book Page 469 Monday, April 27, 2009 10:50 AM

477
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
FuseAmpereCircuit
8FUEL OPN10Fuel filler door opener, trunk lid
opener
9ECU-IG LH10
VDIM, electronically controlled
brake system, yaw rate and G sensor,
steering sensor, cruise control sys-
tem, dynamic radar cruise control
system, EPS, VGRS, rear view moni-
tor system, four-wheel drive system,
front controller, moon roof, rain sen-
sor
10FR S/HTR LH15Seat heaters and ventilators
11RR DOOR LH20
Rear left door control system (power
door lock system, door courtesy light,
power window)
12FR DOOR LH20
Front left door control system (power
door lock system, power rear view
mirror control system, door courtesy
light, outside rear view mirror heater,
power window)
13RAD NO.310Audio system
14H-LP LVL7. 5AFS, automatic headlight leveling
control system
GS_U_G.book Page 477 Monday, April 27, 2009 10:50 AM

480
4-3. Do-it-yourself maintenance
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
FuseAmpereCircuit
9IGN10
Multi-port fuel injection system/
sequential multiport fuel injection
system, SRS airbag system, stop/tail
lights, steering lock system, electroni-
cally controlled brake system, Lexus
link system ECU, occupant classifica-
tion system ECU
10ACC7. 5
Multiplex communication system,
smart access system with push-but-
ton start, rear view monitor system,
audio system, air conditioning system,
Lexus link system ECU
11CIG15Cigarette lighter
12PWR OUTLET15Po w e r o u t l e t
13AIR SUS20Adaptive variable suspension system
14RR DOOR RH20
Rear right door control system
(power door lock system, door cour-
tesy light, power window)
15FR DOOR RH20
Front right door control system
(power door lock system, power rear
view mirror control system, door
courtesy light, outside rear view mir-
ror heater, power window), multiplex
communication system
GS_U_G.book Page 480 Monday, April 27, 2009 10:50 AM

605
Alphabetical index
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
BrakeFluid .......................................................... 433
Parking brake ........................................ 143
Brake assist ............................................. 200
Care Exterior ................................................... 406
Interior..................................................... 409
Seat belts .................................................410
Cargo capacity ....................................... 212
Cargo hooks ...........................................379
CD player/changer .............................. 261
Chains......................................................... 218
Child-protectors ......................................45
Child restraint system Definition..................................................109
Installation..................................................113
Installing CRS with lower anchors ................................................... 114
Installing CRS with seatbelts ...........116
Installing CRS with top straps .........119
Child safety Airbag precautions ............................. 98
Battery precautions ............... 436, 551
Child restraint system .......................109
Child-protectors................................... 45
How your child should wear the seatbelt ............................................67
Installing child restraints .....................113
Moon roof precautions ..................... 80
Power window lock switch ..............75
Power window precautions.............75
Removed electronic key battery precautions ....................................... 459
Seat belt comfort guide..................... 65
Seat belt precautions.......................... 68 Seat heater precautions................. 374
Trunk precautions...................................51
Cigarette lighter......................................371
Cleaning Exterior................................................... 406
Interior .................................................... 409
Seat belts ................................................. 410
Clock .........................................................368
Coin holder ............................................. 364
Compass ................................................. 388
Condenser .............................................. 432
Console box ............................................ 361
Cooling system Engine overheating...........................552
Cruise control Cruise control....................................... 165
Dynamic radar cruise control....... 169
Cup holders ............................................ 364
Curtain shield airbags............................. 91
Customizable features ...................... 589
Daytime running light system ........... 156
Defogger Rear window ........................................ 243
Side mirror............................................. 243
Dimension............................................... 558
Dinghy towing ........................................ 223
Display Multi-information display ................ 152
Touch screen ....................................... 226
Trip information ................................... 153
Warning message .............................. 516
Do-it-yourself maintenance .............. 418
Door courtesy lights ............................356
Door pocket............................................365
C
D
GS_U_G.book Page 605 Monday, April 27, 2009 10:50 AM

607
Alphabetical index
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
Front passenger occupant classification system ..........................103
Front passenger’s seat belt
reminder light ..................................... 509
Front seats Adjustment .............................................. 54
Driver’s seat position memory ...... 56
Front turn signal lights Wattage ..................................................572
Fuel Capacity...................................................561
Fuel gauge .............................................. 145
Gas station information ................. 620
Information............................................ 573
Refueling ..................................................... 81
Fuel door....................................................... 81
Fuel filler door............................................. 81
Fuses.......................................................... 460
Garage door opener.......................... 382
Gas station information ..................... 620
Gauges....................................................... 145
Glove box ............................................... 360
Hands-free system (for cellular phone)............................310
Head restraints......................................... 60
Headlight aim ........................................ 485
Headlight cleaner .................................. 164 Headlights
Adaptive front lighting system...... 156
Discharge headlights precautions........................................493
Replacing light bulbs ....................... 488
Switch........................................................ 155
Wattage .................................................. 572
Heaters Seat heaters .......................................... 373
Side mirror............................................. 243
Hill-start assist control ....................... 200
Hood ........................................................... 421
Hooks Cargo ......................................................379
Shopping bag ......................................379
Horn ............................................................ 144
Identification Engine..................................................... 560
Vehicle ................................................... 559
Ignition switch Engine switch ........................................ 133
Illuminated entry system ....................356
I/M test........................................................417
Immobilizer system .................................84
Indicator lights......................................... 149
Initialization Items to initialize ................................ 595
Inside rear view mirror .......................... 72
Instrument panel light control .......... 146
Interior lights Interior lights .........................................357
Wattage .................................................. 572
Intuitive parking assist ............................181
G
H
I
GS_U_G.book Page 607 Monday, April 27, 2009 10:50 AM

608
Alphabetical index
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
JackPositioning a floor jack.................... 422
Vehicle-equipped jack .....................531
Jack handle ............................................... 531
Keyless entry............................................... 41
Keys Engine (ignition) switch ....................133
If the electronic key does not operate properly ....................545
If you lose your keys......................... 544
Key number plate ..................................24
Keys ..............................................................24
Mechanical key...................................... 25
Wireless remote control key ............ 41
Lexus Link System ................................392
Light bulbs Replacing .............................................. 488
Wattage.................................................. 572
Light sensitive optitron meter ............147
Lights Fog light switch .................................... 158
Headlights switch ............................... 155
Interior lights list..................................356
Replacing light bulbs....................... 488
Turn signal lever ................................... 142
Vanity lights .......................................... 367
Wattage.................................................. 572 Maintenance
Do-it-yourself maintenance........... 418
General maintenance....................... 414
Maintenance data .............................558
Maintenance requirements............ 412
Meter Instrument panel light control ....... 146
Meters....................................................... 145
Micro dust and pollen filter .............. 239
Mirrors Inside rear view mirror ....................... 72
Side mirror heater..............................243
Side mirrors.............................................. 73
Vanity mirrors ......................................367
Moon roof................................................... 78
MP3 disc.................................................. 266
Multi-information display ....................152
Noise from under the vehicle...............18
Odometer .................................................145
Oil Engine oil................................................ 427
Opener Fuel filler door .......................................... 81
Hood ......................................................... 421
Trunk............................................................49
Outer foot lights.................................... 356
Outside rear view mirrors Adjusting and folding .......................... 73
Mirror position memory ................... 56
Outside temperature display .......................................... 153, 369
Overhead console ............................... 362
Overheating, Engine .......................... 552J
K
L
M
N
O
GS_U_G.book Page 608 Monday, April 27, 2009 10:50 AM

609
Alphabetical index
GS_G_U (OM30B43U)
April 27, 2009 10:48 am
Parking brake .......................................... 143
Parking lightsReplacing light bulbs .......................488
Switch ........................................................155
Wattage ..................................................572
Personal lights ....................................... 358
Portable music player ........................ 306
Power outlet ............................................372
Power windows......................................... 75
Pre-collision system .............................207
Radar cruise control ............................. 169
Radiator.....................................................432
Radio ......................................................... 248
Radio data system................................ 250
Rear sunshade........................................376
Rear turn signal lights Replacing light bulbs .......................488
Wattage ..................................................572
Rear view monitor system .................. 196
Rear window defogger .......................243
Replacing Electronic key battery .....................458
Fuses ........................................................ 460
Light bulbs ............................................488
Reporting safety defects for U.S. owners ......................................... 598
Seat belts Adjusting the seat belt ........................64
Automatic locking retractor............ 66
Child restraint system installation ..............................................113
Cleaning and maintaining the seat belts.......................................410
Emergency locking retractor ......... 66 How to wear your
seat belt ............. 64
How your child should wear the seat belt .......................................... 67
Pre-collision seat belts .......................66
Pregnant women, proper seat belt use .........................66
Reminder light .................................... 509
Seat belt extenders .............................. 67
Seat belt pretensioners ......................65
Seat heaters/ventilators..................... 374
Seating capacity ..................................... 216
Seats Adjustment ............................................... 54
Adjustment precautions ....................55
Child seats/child restraint system installation.............................. 113
Cleaning ................................................ 409
Driver’s seat position memory .......56
Head restraint .........................................60
Properly sitting in the seat ................89
Seat heaters .......................................... 373
Service reminder indicators ............. 149
Shift lever Automatic transmission ....................137
If the shift lever cannot be shifted from “P” ................................543
Shift lock system ....................................543
Shopping bag hooks............................ 379
Side airbags................................................. 91
Side marker lights Switch........................................................ 155
Side mirror Adjusting and folding.......................... 73
Mirror position memory ....................56P
R
S
GS_U_G.book Page 609 Monday, April 27, 2009 10:50 AM