2017 Lexus IS350 spare tire

5859-1. Specifications
9
Vehicle specifications
IS350/300/200t_U (OM53D76U)
Type C
Type D
Tire size225/40R18 88Y, 255/35R18 90Y,
T125/70D17 98M (spare)
Tire inflation pressure
(Recommended cold tire
inflation pressure)
Front:36 psi (250 kPa, 2.5 kgf/cm2 or bar)
Rear:
36 psi (250 kPa, 2.5 kgf/cm
2 or bar)
Spare: 60 psi (420 kPa, 4.2 kgf/cm
2 or bar)
Driving at high speeds (above 137 mph [220 km/h]) (in
countries where such speeds are permitted by law)
Add 2 psi (10 kPa, 0.1 kgf/cm
2 or bar) to the front tires
and rear tires. Never exce ed the maximum cold tire
inflation pressure indicated on the tire sidewall.
Wheel size18 × 8J (225/40R18), 18 × 8 1/2J (255/35R18),
17 × 4T (spare)
Wheel nut torque76 ft•lbf (103 N•m, 10.5 kgf•m)
Tire size225/40R18 88W, 255/35R18 90W,
T125/70D17 98M (spare)
Tire inflation pressure
(Recommended cold tire
inflation pressure)
Front:
36 psi (250 kPa, 2.5 kgf/cm2 or bar)
Rear: 36 psi (250 kPa, 2.5 kgf/cm
2 or bar)
Spare: 60 psi (420 kPa, 4.2 kgf/cm
2 or bar)
Driving at high speeds (above 118 mph [190 km/h]) (in
countries where such speeds are permitted by law)
Add 6 psi (40 kPa, 0.4 kgf/cm
2 or bar) to the front
tires and rear tires. Never exceed the maximum cold
tire inflation pressure indi cated on the tire sidewall.
Wheel size18 × 8J (225/40R18), 18 × 8 1/2J (255/35R18),
17 × 4T (spare)
Wheel nut torque76 ft•lbf (103 N•m, 10.5 kgf•m)

5909-1. Specifications
IS350/300/200t_U (OM53D76U)
Full-size tire
Compact spare tire
Tire information
Typical tire symbols

5919-1. Specifications
9
Vehicle specifications
IS350/300/200t_U (OM53D76U)
Tire size (→ P. 593)
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.
Radial tires or bias-ply tires
A radial tire has “RADIAL” on the sidewall. A tire not marked “RADIAL” is a bias-ply
tire.
Summer tires or all season tires (→ P. 480)
An all season tire has “M+S” on the side wall. A tire not marked “M+S” is a summer
tire.
Maximum cold tire inflation pressure (→ P. 597)
This means the pressure to which a tire may be inflated.
Load limit at maximum cold tire inflation pressure (→ P. 597)
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.
Uniform tire quality grading
For details, see “Uniform Tire Quality Grading” that follows.
DOT and Tire Identification Number (TIN) (→ P. 592)
Location of trea dwear indicators (→ P. 476)
“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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629What to do if... (Troubleshooting)
IS350/300/200t_U (OM53D76U)
●Stop the vehicle in a safe place and replace the flat tire with the spare tire.
(→ P. 546)
●Try the procedure for when the vehicle becomes stuck in mud, dirt, or snow.
(→ P. 570)
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck

643Alphabetical index
IS350/300/200t_U (OM53D76U)
Shift lock system..................................... 182
Shift position and gear position ..........79
Side airbags ............................................... 36
Side marker lights.................................. 188Light switch ............................................188
Replacing light bulbs ....................... 502
Side mirrors ..............................................146 Adjusting and folding........................ 146
BSM (Blind Spot Monitor)............248
Linked mirror function when reversing ..................................147
Mirror position memory .................. 134
Side turn signal lights ........................... 184 Replacing light bulbs ....................... 502
Turn signal lever .................................. 184
Side windows ...........................................149
Slip indicator............................................ 518
Smart access system with push-button start ....................... 122 Antenna location .................................. 122
Entry functions ................................. 111, 117
Starting the engine .............................. 172
SMS (Short message service)......... 367
Snow mode ...............................................178
Snow tires ................................................ 296 Spare tire ................................................. 546
Inflation pressure................................584
Storage location ................................. 547
Spark plug .................................................581
Specifications..........................................574
Speedometer ............................................. 79
Speed indicator.......................................... 81
Steering lock ............................................ 174 Column lock release ......................... 174
Steering wheel ........................................ 142 Adjustment.............................................. 142
Audio switches ...................................306
Heated steering wheel .....................410
Power easy access system ............. 134
Steering wheel position memory .............................. 134
Stop lights Replacing light bulbs .......................502
Storage feature ....................................... 415
Stuck If the vehicle becomes stuck........ 570
Sun visors................................................... 421
Sunshade Rear .......................................................... 423
Roof ............................................................154

645Alphabetical index
IS350/300/200t_U (OM53D76U)
Tachometer ................................................79
Tail lights.................................................... 188Light switch ............................................188
Replacing light bulbs ....................... 502
Talk switch
*............................................ 369
Telephone switches
*.......................... 369
Theft deterrent system Alarm........................................................... 70
Engine immobiliz er system..............68
Luggage security system .................. 118
Theft prevention labels ....................... 72
Tire inflation pressure ......................... 486 Maintenance data ............................. 584
Tire inflation pressure display function ................................................ 477
Warning light ........................................ 518
Tire information .....................................590 Glossary .................................................597
Size ........................................................... 593
Tire identification number..............592
Uniform Tire Quality Grading.............................................. 595
Tire pressure warning system ..........477 Initializing................................................478
Installing tire pressure warning valves and transmitters ................ 477
Registering ID codes .......................478
Tire pressure warning reset switch....................................................478
Warning light ........................................ 518 Tires ............................................................ 476
Chains ..................................................... 295
Checking ............................................... 476
If you have a flat tire ..........................546
Inflation pressure................................584
Information........................................... 590
Replacing ............................................... 546
Rotating tires .........................................477
Size ...........................................................584
Snow tires .............................................. 296
Spare tire................................................ 546
Tire inflation pressure display function.................................................477
Tire pressure warning system ......477
Warning light ........................................ 518
Tools ...........................................................547
Top tether strap ........................................64
Total load capacity................................. 169
Towing Dinghy towing ......................................... 171
Emergency towing .......................... 508
Towing eyelet ......................................... 511
Trailer towing.........................................170
TRAC (Traction Control)................. 289
Transmission ............................................ 177 Automatic transmission .................... 177
Driving mode select switch ..........285
If the shift lever cannot be shifted from P .....................................182
M mode ................................................... 180
Paddle shift switches.......................... 179
T
*: For vehicles with a naviga tion system, refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL”.