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431
4-3. Do-it-yourself maintenance
4
Maintenance and care
Tires
Replace or rotate tires in accordance with maintenance schedules and
treadwear.
■Checking tires
New tread
Treadwear indicator
Worn tread
The location of treadwear indi-
cators is shown by the “TWI” or
“” marks, etc., molded on the
sidewall of each tire.
Check spare tire condition and
pressure if not rotated.
■ Tire rotation
Models with non-directional tires
Rotate the tires in the order
shown.
To equalize tire wear and extend
tire life, Lexus recommends that
tire rotation is carried out at the
same interval as tire inspection.
Models with directional tires
Tires cannot be rotated.
■ The tire pressure warning system
Your Lexus is equipped with a tire pressure warning system that uses
tire pressure warning valves and tr ansmitters to detect low tire infla-
tion pressure before serious problems arise. ( P. 4 9 3 )
Front
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5
When trouble arises
513
5-2. Steps to take in an emergency
If you have a flat tire (vehicles with standard tires)
Remove the flat tire and replace it with the spare provided.
■Before jacking up the vehicle
●Stop the vehicle on a hard, flat surface.
● Set the parking brake.
● Shift the shift lever to P.
● Close the retractable hardtop. ( P. 8 6 )
● Stow the luggage cover. ( P. 8 7 )
● Stop the engine.
● Turn on the emergency flashers.
■ Location of the spare tire, jack and tools
Tool bag
(including towing eyelet) Jack
Jack handle
Spare tire
Ti g h t e nLoosen
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573
6-1. Specifications
6
Vehicle specifications
Tire information
Ty p i c a l t i r e s y m b o l s
Standard tire
Compact spare tire
Tire size (P. 5 76 )
DOT and Tire Identification Number (TIN) ( P. 575)
Location of treadwear indicators ( P. 4 3 1 )
Tire ply composition and materials
Plies are layers of rubber-coated parallel cords. Cords are the strands
which form the plies in a tire.
Page 619 of 624

619
Alphabetical index
Side mirrorAdjusting and folding ..........................79
Mirror position memory ..................... 61
Smart access system with push-button startEntry function ..........................................32
Starting the engine.............................. 147
“SOS” button ......................................... 387
Spare tire Inflation pressure ................................. 441
Storage location................................... 513
Spark plug ............................................... 560
Specifications......................................... 552
Speedometer Speed indicator ......................................161
Speedometer ..........................................161
Steering wheel Adjustment ...............................................76
Audio switches ...................................300
Steering wheel positionmemory ................................................... 61
Storage feature ..................................... 355 Stuck
If your vehicle becomes stuck .... 539
Sun visors ................................................. 362
Switch All window control switch ................ 82
ECT switch............................................. 152
Emergency flasher switch .............482
Engine switch .........................................147
Fog light switch ....................................180
Hazard light switch ...........................482
Ignition switch ........................................147
Light switches ........................................176
Power door lock switch .................... 47
Power window switch ........................ 82
Roof switch...............................................86
Satellite switches................................ 365
Transmission shift switches ..................................... 153, 155
VSC off switch ......................................216
Window lock switch............................83
Wiper and washer switch............... 182