2020 Lexus GS350 spare tire

528
GS350_GS F_OM_OM30J07U_(U)8-1. 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 lights8B
Trunk light3.8B
A: Wedge base bulbs (amber)
B: Wedge base bulbs (clear)
*: Vehicles with single-beam headlights

532
GS350_GS F_OM_OM30J07U_(U)8-1. Specifications
Tire information
Full-size tire
Compact spare tire
Typical tire symbols

GS350_GS F_OM_OM30J07U_(U)
5338-1. Specifications
8
Vehicle specifications
Tire size ( P. 534)
DOT and Tire Identification Number (TIN) ( P. 534)
Location of trea dwear indicators ( P. 394)
Tire ply composition and materials
Plies are layers of rubber-c oated parallel cords. Cords are the strands which form the
plies in a tire.
Radial tires or bias-ply tires
A radial tire has “RADIAL” on the sidewall. A tire not marked “RADIAL” is a bias-ply
tire.
TUBELESS or TUBE TYPE
A tubeless tire does not have a tube and air is directly put into the tire. A tube type tire
has a tube inside the tire and the tube maintains the air pressure.
Load limit at maximum cold tire inflation pressure ( P. 537)
Maximum cold tire inflation pressure ( P. 537)
This means the pressure to which a tire may be inflated.
Uniform tire quality grading
For details, see “Uniform Tire Quality Grading” that follows.
Summer tires or all season tires ( P. 398)
An all season tire has “M+S” on the side wall. A tire not marked “M+S” is a summer
tire.
“TEMPORARY USE ONLY”
A compact spare tire is identified by the phrase “TEMPORARY USE ONLY” molded
on its sidewall. This tire is designed for temporary emergency use only.
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577What to do if... (Troubleshooting)
GS350_GS F_OM_OM30J07U_(U)
●Vehicles with spare tire
Stop the vehicle in a safe place and replace the flat tire with the spare tire.
( P. 473)
●Vehicles without spare tire
Stop the vehicle in a safe place and repair the flat tire temporarily with the
emergency tire puncture repair kit. ( P. 484)
●Try the procedure for when the vehicle becomes stuck in mud, dirt, or snow.
( P. 513)
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck

583Alphabetical index
GS350_GS F_OM_OM30J07U_(U)
Engine oil maintenance data ............. 371
Engine switch ......................................... 203Auto power off function................. 205
Changing the engine switch modes ..................................................204
If your vehicle has to be stopped in an emergency ..........425
Starting the engine ........................... 203
EPS (Electric Power Steering) ....... 298 Function ................................................. 298
Warning light .......................................436
Warning message ............................. 442
Event data recorder (EDR) ...................10
Expert mode ............................................ 301
First-aid kit storage net ...................... 344
Flat tire Vehicles with spare tire .................. 473
Vehicles without spare tire .......... 484
Floor mats ................................................... 32
Fluid Automatic transmission ..................523
Brake ........................................................524
Washer ...................................................393
Footwell light .......................................... 337
Front passenger occupant classification system ............................ 52
Front personal lights............................ 338 Front seats ................................................. 164
Adjustment..............................................164
Cleaning................................................. 367
Correct driving posture .................... 34
Driving position memory.................166
Head restraints ....................................... 171
Power easy access system .............166
Seat heaters .......................................... 333
Seat position memory .......................166
Seat ventilators.................................... 333
Front side marker lights......................222 Light switch............................................222
Replacing light bulbs ......................... 421
Welcome light illumination control.................................................... 144
Front turn signal lights .......................... 216 Replacing light bulbs ............. 420, 421
Turn signal lever ................................... 216
Wattage .................................................528
Fuel Capacity...................................................519
Fuel gauge .................................... 93, 100
Fuel pump shut off system ............ 434
Information............................................ 529
Type............................................................519
Warning light ....................................... 437
Warning messages .......................... 442
Fuel consumption Average fuel consumption............................. 108, 115
Average fuel consumption after refueling ........................... 108, 115
Current fuel consumption..... 108, 115
F

591Alphabetical index
GS350_GS F_OM_OM30J07U_(U)
S-FLOW mode .......................................319
Shift lever .................................................208Automatic transmission ................. 208
If the shift lever cannot be shifted from P ..............214
Shift lever light ....................................... 337
Shift lock system......................................213
Side airbags ............................................... 42
Side display ...............................................316
Side marker lights................................. 222 Light switch ........................................... 222
Replacing light bulbs ..........................421
Welcome light illumination control ................................................... 144
Side mirrors .............................................. 177 Adjusting and folding......................... 177
BSM (Blind spot monitor) ............ 286
Linked mirror function when reversing ..................................179
Mirror position memory .................. 166
Side turn signal lights ............................216 Replacing light bulbs ..........................421
Turn signal lever .................................. 216
Smart access system with push-button start .......................156 Antenna location ................................. 156
Entry functions ...................................... 143
Starting the engine ........................... 203
Warning message ............................. 442
Snow mode ............................................. 209
Snow tires ................................................ 309 Spare tire ..................................................473
Inflation pressure................................ 525
Storage location ................................. 474
Spark plug ................................................522
Specifications........................................... 516
Speed indicator........................................ 101
Speedometer .................................. 93, 100
Sport mode ............................................... 281
Steering lock .......................................... 205 Column lock release .......................205
Steering lock system warning message............................. 471
Steering wheel ........................................ 174 Adjustment.............................................. 174
Audio switches
*
Heated steering wheel ................... 332
Power easy access system .............166
Steering wheel position memory ..............................166
Stop lights Replacing light bulbs ......................... 421
Storage feature ..................................... 340
Storage precautions ........................... 340
Stuck If the vehicle becomes stuck..........513
Sun shade Rear .......................................................... 349
Rear door .............................................. 349
Roof ........................................................... 185
Sun visors................................................. 346
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

593Alphabetical index
GS350_GS F_OM_OM30J07U_(U)
Tachometer .....................................93, 100Variable red zone............................... 103
Tail lights................................................... 222 Light switch ........................................... 222
Replacing light bulbs ..........................421
Welcome light illumination control ................................................... 144
Talk switch
*
Telephone switches*
Theft deterrent system Alarm........................................................... 79
Engine immobilizer system.............. 77
Tire inflation pressure ......................... 525 Maintenance data ............................. 525
Tire inflation pressure display function ............................................... 395
Warning light ....................................... 437
Warning message ............................. 442
Tire information ..................................... 532 Glossary .................................................537
Size ............................................................534
Tire identification number..............534
Uniform Tire Quality Grading.............................................. 536
Tire pressure warning system ......... 395 Function ................................................. 395
Initializing............................................... 396
Installing tire pressure warning valves and transmitters ............... 395
Registering ID codes .......................397
Warning light ....................................... 437
Warning message ............................. 442 Tires ........................................................... 394
Chains ..................................................... 307
Checking ............................................... 394
Emergency tire puncture repair kit .............................................. 484
If you have a flat tire .............. 473, 484
Inflation pressure................................ 525
Information............................................ 532
Replacing ............................................... 473
Rotating tires ........................................395
Size ........................................................... 525
Snow tires ..............................................309
Spare tire................................................ 473
Tire inflation pressure display function................................................395
Tire pressure warning system .....395
Warning light ....................................... 437
Warning message............................. 442
Tools ........................................................... 474
Top tether strap ....................................... 68
Torque Vectoring Differential (TVD) ..................................................... 295
Total load capacity............................... 200
Towing Dinghy towing ..................................... 202
Emergency towing ............................427
Towing eyelet ...................................... 429
Trailer towing.........................................201
TRAC (Traction Control) Function .................................................. 297
TRAC OFF switch ............................ 299
T
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.