
GS350_300_OM_OM30G96U_(U)
4216-3. Do-it-yourself maintenance
6
Maintenance and care
■Front turn signal light (vehicles with single-beam headlights)For the left side only: Remove the
bolt and move the washer fluid
filler opening.
Turn the bulb base counterclock-
wise.
Remove the light bulb.
Replacing light bulbs
1
2
3

422
GS350_300_OM_OM30G96U_(U)6-3. Do-it-yourself maintenance
When installing, reverse the steps listed.
After installing the bulb base, secure the co
rd with the clips and if replacing the left
side bulb, make sure to install the bolt for the washer fluid fille r opening in its origi-
nal position.
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by your Lexus
dealer.
●Headlights
●Parking lights/daytime running lights
●Front side marker lights
●Front turn signal lights (vehic les with triple-beam headlights)
●Side turn signal lights
●Stop/tail lights
●Stop lights
●Rear side marker lights
●Rear turn signal lights
●Back-up lights
●High mounted stoplight
●License plate lights
●Outer foot lights
4
Right sideLeft side

GS350_300_OM_OM30G96U_(U)
4236-3. Do-it-yourself maintenance
6
Maintenance and care
■LED Lights
The lights other than the front turn signal light (vehicles with single-beam headlights) and
outer foot lights each consist of a number of LEDs. If any of the LEDs burn out, take your
vehicle to your Lexus dealer to have the light replaced.
■Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not indicate a
malfunction. Contact your Lexus dealer for mo re information in the following situations:
●Large drops of water have built up on the inside of the lens.
●Water has built up inside the headlight.
■When replacing light bulbs
P. 417
WARNING
■Replacing light bulbs
●Turn off the lights. Do not attempt to replac e the bulb immediately after turning off the
lights.
The bulbs become very hot and may cause burns.
●Do not touch the glass portion of the light bu lb with bare hands. When it is unavoid-
able to hold the glass portion, use and hold with a clean dry cloth to avoid getting
moisture and oils on the bulb.
Also, if the bulb is sc ratched or dropped, it may blow out or crack.
●Fully install light bulbs and any parts used to secure them. Failure to do so may result
in heat damage, fire, or water entering th e headlight unit. This may damage the head-
lights or cause condensation to build up on the lens.
■To prevent damage or fire
●Make sure bulbs are fully seated and locked.
●Check the wattage of the bulb before installing to prevent heat damage.

GS350_300_OM_OM30G96U_(U)
5358-1. Specifications
8
Vehicle specifications
GS F
*: If equipped
Tire size255/35ZR19 (92Y) (front), 275/35ZR19 (96Y) (rear),
225/40ZR19 (93Y) XL (spare)
*
Tire inflation pressure
(Recommended
cold tire inflation
pressure)
Vehicle speed
Front tire
psi (kPa, kgf/cm2
or bar)
Rear tire
psi (kPa, kgf/cm2
or bar)
More than 137 mph
(220 km/h)44 (300, 3.0)44 (300, 3.0)
137 mph (220 km/h)
or less36 (250, 2.5)36 (250, 2.5)
Tire inflation pressure
(spare)
(Recommended
cold tire inflation
pressure)
42 psi (290kPa, 2.9kgf/cm2 or bar)
Wheel size19 9J (255/35ZR19), 19 10J (275/35ZR19),
19 8 1/2J (225/40ZR19)
Wheel nut torque76 ft•lbf (103 N•m, 10.5 kgf•m)
Light bulbs
Light bulbsBulb No.WType
ExteriorFront turn signal lights*7444NA28A
Outer foot lightsW5W5B
InteriorVanity lights8B
Trunk light3.8B
A: Wedge base bulbs (amber)
B: Wedge base bulbs (clear)
*: Vehicles with single-beam headlights

585Alphabetical index
GS350_300_OM_OM30G96U_(U)
Approach warning............................... 273
Armrest .................................................... 346
Armrest door ......................................... 349
ASC (Active Sound Control) ........... 221
Ashtrays.................................................... 345
Assist grips ..............................................350
Audio input
*
Audio system*
Automatic headlight leveling system .................................................... 224
Automatic light control system....... 222
Automatic transmission .....................208 If the shift lever cannot be shifted from P .....................................214
M mode ..................................................... 211
Paddle shift switches ......................... 210
AUX port
*
Auxiliary boxes ........................................341
AVS (Adaptive Variable Suspension system).......................... 297
Back-up lights Replacing light bulbs ........................ 422
Battery....................................................... 392
Battery checking................................... 392 If the vehicle battery is discharged ........................................ 507
Preparing and checking before winter ................................................... 304
Warning light ....................................... 437 Blind Spot Monitor (BSM) ............... 286
Blind Spot Monitor function.........289
Rear Cross Traffic Alert function.................................................. 291
Bluetooth
®*
Brake Fluid ............................................................391
Parking brake ........................................ 217
Warning light ........................... 437, 439
Warning message............................. 444
Brake assist ..............................................296
Brake Hold................................................ 219
Break-in tips .............................................189
Brightness control Instrument panel light control.......................................... 95, 103
BSM (Blind Spot Monitor) ............... 286 Blind Spot Monitor function.........289
Rear Cross Traffic Alert function.................................................. 291
Card key ....................................................138
Care................................................360, 364 Aluminum wheels ................................361
Exterior ...................................................360
Interior ..................................................... 364
Seat belts................................................365
Cargo capacity ..................................... 200
Cargo hooks ...........................................342
CD player
*
Chains ....................................................... 306
BC
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

589Alphabetical index
GS350_300_OM_OM30G96U_(U)
Engine oil maintenance data ........... 368
Engine switch ......................................... 203Auto power off function................. 205
Changing the engine switch modes ..................................................204
If your vehicle has to be stopped in an emergency .......... 427
Starting the engine ........................... 203
EPS (Electric Power Steering) ....... 297 Function .................................................. 297
Warning light ...................................... 438
Warning message ............................. 444
Event data recorder (EDR) ...................10
Expert mode ...........................................300
First-aid kit storage net ...................... 342
Flat tire Vehicles with spare tire ..................475
Vehicles without spare tire .......... 486
Floor mats ................................................... 32
Fluid Automatic transmission ................. 530
Brake ......................................................... 531
Washer ...................................................394
Footwell light .......................................... 335
Front passenger occupant classification system ............................ 52
Front personal lights............................ 336 Front seats ................................................. 164
Adjustment..............................................164
Cleaning................................................. 364
Correct driving posture .................... 34
Driving position memory.................166
Head restraints ....................................... 171
Power easy access system .............166
Seat heaters ............................................ 331
Seat position memory .......................166
Seat ventilators...................................... 331
Front side marker lights......................222 Light switch............................................222
Replacing light bulbs ....................... 422
Welcome light illumination control.................................................... 144
Front turn signal lights .......................... 216 Replacing light bulbs ............. 421, 422
Turn signal lever ................................... 216
Wattage .................................................535
Fuel Capacity................................................. 525
Fuel gauge .................................... 93, 100
Fuel pump shut off system ............ 436
Information............................................536
Type.......................................................... 525
Warning light ....................................... 439
Warning messages .......................... 444
Fuel consumption Average fuel consumption............................. 108, 115
Average fuel consumption after refueling ........................... 108, 115
Current fuel consumption..... 108, 115
F

590Alphabetical index
GS350_300_OM_OM30G96U_(U)
Fuel filler door ........................................ 234When the fuel filler door cannot be opened ......................... 237
Fuel pump shut off system................. 436
Fuses ............................................................414
Garage door opener ........................... 351
Gauges ................................................92, 98
Glove box ................................................ 339
Glove box light ...................................... 339
Hands-free system (for cellular phone)
*
HD Radio® system*
Head restraints ......................................... 171
Headlights ............................................... 222 Adaptive Front-lighting System (AFS) ................................... 223
Automatic High Beam system .... 225
Headlight leveling warning message ........................... 444
Light switch ........................................... 222
Replacing light bulbs ........................ 422
Headlights aim............................. 418, 577
Head-up display......................................126
Heated steering wheel ....................... 330 Heaters
Air conditioning system ...................316
Heated steering wheel ...................330
Seat heaters ............................................ 331
Outside rear view mirrors ............ 322
Hill-start assist control ........................296
Hood ..........................................................375 Open ....................................................... 375
Warning message............................. 444
Hooks Cargo hooks ....................................... 342
Coat hooks ...........................................350
Retaining hooks (floor mat)..............32
Horn............................................................. 174
I/M test ...................................................... 372
Identification........................................... 523 Engine ..................................................... 524
Vehicle .................................................... 523
Ignition switch (engine switch) ....... 203 Auto power off function .................205
Changing the engine switch modes .................................................. 204
If your vehicle has to be stopped in an emergency...........427
Starting the engine ............................ 204
Illuminated entry system ....................337
Immobilizer system ................................. 77
Indicators .....................................................87
G
H
I

592Alphabetical index
GS350_300_OM_OM30G96U_(U)
Language (multi-information display)....................................... 550, 552
LATCH anchors ...................................... 64
LDH (Lexus Dynamic Handling system) .............................. 297
Lever Auxiliary catch lever .........................375
Hood lock release lever .................375
Internal trunk release lever............. 152
Shift lever ............................................... 208
Turn signal lever .................................. 216
Wiper lever ........................................... 229
Lexus Dynamic Handling system (LDH)...................................... 297
Lexus Enform
*
Lexus Enform Safety Connect............72
Lexus parking assist monitor
*
Lexus Safety System +........................ 239 Automatic High Beam .................... 225
Dynamic radar cruise control with full-speed range ....................266
LKA (Lane-Keeping Assist) .........256
PCS (Pre-Collision System) ........245
License plate lights............................... 222 Light switch ........................................... 222
Replacing light bulbs ........................ 422
Welcome light illumination control ......................... 144 Light bulbs
Replacing ................................................. 421
Wattage .................................................535
Lights Automatic High Beam system ... 225
Headlight switch .................................222
Illuminated entry system................. 337
Interior light........................................... 336
Interior lights list.................................. 335
Personal lights ..................................... 336
Replacing light bulbs ............. 421, 422
Trunk light................................................. 151
Turn signal lever ................................... 216
Vanity lights .......................................... 344
Wattage .................................................535
Welcome light illumination control.................................................... 144
LKA (Lane-Keeping Assist) ............ 256 Operation.............................................. 260
Warning messages .......................... 444
Lock steering column......................... 205
Low profile tire ...................................... 398
Luggage security system ..................... 151
L