Page 768 of 960
7664-3. Do-it-yourself maintenance
LX570_OM_OM60L96U_(U) Tires Replace or rotate tires in accordan ce 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
Rotate the tires in the order
shown. To equalize tire wear and
extend tire life, Lexus recom-
mends that tire rotation is car-
ried out at the same interval as
tire inspection.
Do not fail to initialize the tire
pressure warning system after
rotating the tires that the tire
pressure has been changed for
towing. ( P. 767)
■ The tire pressure warning system
Your Lexus is equipped with a tire pressure warning system that
uses tire pressure warning valves and transmitters to detect low tire
iflti bf i bl i ( P 829)Front
Page 836 of 960

8345-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) ■
When a tire is replaced with a spare tire
The spare tire is also equipped with the tire pressure warning valve and transmitter.
The tire pressure warning light will turn on if the tire inflation pressure of the spare
tire is low. If a tire goes flat, even though the flat tire is replaced with the spare tire,
the tire pressure warning li ght does not turn off. Repl ace the spare tire with the
repaired tire and adjust the proper tire in flation pressure. The ti re pressure warning
light will turn off after a few minutes. ■
If the tire pressure warning system is inoperative
The tire pressure warning system will become inoperative in the following condi-
tions: (When the condition becomes norm al, the system will work properly.)●
If tires not equipped with ti re pressure warning valves and transmitters are used.●
If the ID code on the tire pressure warn ing valves and transmitters is not regis-
tered in the tire pressure warning computer. ●
If the tire inflation pressure is 73 psi (500 kPa, 5.1 kgf/cm 2
or bar) or higher.
The tire pressure warning system may be disabled in the following conditions:
(When the condition becomes normal, the system will work properly.) ●
If electronic devices or facilities using similar radio wave frequencies are
nearby. ●
If a radio set at similar frequencies is in use in the vehicle. ●
If a window tint that affects the radio wave signals is installed. ●
If there is a lot of snow or ice on the ve hicle, in particular around the wheels or
wheel housings. ●
If non-genuine Lexus wheels are used. (Even if you use Lexus wheels, the tire
pressure warning system may not work properly with some types of tires.)●
If tire chains are used. ●
If the spare tire is in a location subject to poor radio wave signal reception. ●
If a large metallic object which can interfere with signal reception is put in the
luggage compartment.
Page 857 of 960
5
When trouble arises
8555-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) If you have a flat tire Your vehicle is equipped with a spare ti re. The flat tire can be replaced with
the spare tire.
■ Before jacking up the vehicle
● Stop the vehicle on a hard, flat surface.
● Set the parking brake.
● Shift the shift lever to “P”.
● Turn off the 4-Wheel AHC. ( P. 320)
● Stop the engine.
● Turn on the emergency flashers.
■ Location of the spare tire, jack and tools
Jack Tool box
Spare tire
Page 953 of 960

949Alphabetical index
LX570_OM_OM60L96U_(U) Reminder light..................................... 829
Seat belt instructions for
Canadian owners ...........................927
Seat belt pretensioners.......................94
Seat heaters............................................ 709
Seat ventilators...................................... 709
Seats
Adjustment
precautions .......................................... 70
Child restraint
system installation ..............................151
Cleaning ................................................. 737
Driver’s seat position
memory ................................................. 83
Front seat adjustment..........................67
Head restraint ........................................ 87
Properly sitting in the seat............... 124
Rear seat adjustment .............................71
Seat heaters and ventilators......... 709
Service reminder
indicators ............................................... 196
Shift lever
Automatic transmission..................... 181
If the shift lever cannot
be shifted from “P”......................... 870
Side airbags .............................................. 126
Side marker light .................................. 208
Side mirror
Adjusting and folding ........................104
Mirror position memory ................... 83
Smart access system with
push-button start
Entry function ......................................... 35
Starting the engine...............................177
“SOS” button .......................................... 726 Spare tire
Inflation pressure ............................... 895
Storage location ................................ 854
Spark plug................................................. 891
Specifications ........................................ 886
Speedometer .......................................... 192
Steering
Adjustment .............................................100
Column lock release..........................179
Heated steering wheel .................... 707
Steering wheel
Audio switches ................................576
Steering wheel position
memory ..................................................83
Stop lights.................................................. 810
Storage compartment ..........................716
Storage feature......................................690
Storage precautions ............................ 372
Stuck
If your vehicle becomes
stuck .......................................................881
Sun visors .................................................. 701
Sunshade
Roof.............................................................. 112
Switch
DISP switch ............................................ 201
ECT switch............................................. 183
Emergency flasher switch .............. 816
Engine switch ......................................... 177
Fog light switch ...................................220
Hazard light switch ............................ 816
Heated steering wheel switch ..... 707
Height select switch..........................320
Ignition switch ........................................ 177
Light switches ..................................... 208