Page 154 of 1014

1533-2. Opening, closing and locking the doors and trunk
3
Operation of each component
GS450h_300h_OM_OM30D53E_(EE)
Note for the push-start function
Even when the electronic key is within the effective range (detection areas),
the system may not operate properly when the electronic key is on the
instrument panel, rear package tray or floor, or in the door pockets or glove
box when the hybrid system is started or power switch modes are changed.
Even if the electronic key is not inside the vehicle, it may be possible to
start the hybrid system if the electronic key is near the window.
When the vehicle is not driven for extended periods
Vehicles with entry function: To prevent theft of the vehicle, do not leave
the electronic key within 2 m (6 ft.) of the vehicle.
The smart entry & start system can be deactivated in advance. (P. 942)
Alarm (if equipped)
Using the smart entry & start system to lock the doors will set the alarm sys-
tem.
(P. 97)
To operate the system properly
Make sure to carry the electronic key when operating the system. Do not get
the electronic key too close to the vehicle when operating the system from
the outside of the vehicle.
Depending on the position and holding condition of the electronic key, the
key may not be detected correctly and the system may not operate properly.
(The alarm may go off accidentally, or the door lock prevention function
may not operate.)
Do not leave the electronic key inside the luggage compartment.
The key confinement prevention function may not operate, depending on
the location of the key (close to a spare tire [if equipped], the inside edge of
the luggage compartment), conditions (inside a metal bag, close to metallic
objects) and the radio waves in the surrounding area. (P. 189)
If the smart entry & start system does not operate properly
Locking and unlocking the doors and opening the trunk: Use the mechani-
cal key.
(P. 908)
Starting the hybrid system: P. 9 0 9
Page 778 of 1014
7546-3. Do-it-yourself maintenance
GS450h_300h_OM_OM30D53E_(EE)
Tires
New tread
Treadwear indicator
Worn tread
The location of treadwear indica-
tors is shown by the “TWI” or “”
marks, etc., molded on the sidewall
of each tire.
Check spare tire condition and
pressure if not rotated.
Replace or rotate tires in accordance with maintenance schedules
and treadwear.
Checking tires
1
2
3
Page 899 of 1014
8727-2. Steps to take in an emergency
GS450h_300h_OM_OM30D53E_(EE)
Location of the spare tire, jack and tools
Jack handle
Parking brake release tool
Screwdriver
Towing eyeletWheel nut wrench
Spare tire
Jack1
2
3
4
5
6
7
Page 911 of 1014

8847-2. Steps to take in an emergency
GS450h_300h_OM_OM30D53E_(EE)
CAUTION
Speed limit when using the compact spare tire
Do not drive at speeds in excess of 80 km/h (50 mph) when a compact
spare tire is installed on the vehicle.
The compact spare tire is not designed for driving at high speeds. Failure to
observe this precaution may lead to an accident causing death or serious
injury.
After using the tools and jack
Before driving, make sure all the tools and jack are securely in place in
their storage location to reduce the possibility of personal injury during a
collision or sudden braking.
NOTICE
Driving with tire chains and the compact spare tire
Do not fit tire chains to the compact spare tire.
Tire chains may damage the vehicle body and adversely affect driving per-
formance.
When replacing the tires (vehicles with the tire pressure warning system)
When removing or fitting the wheels, tires or the tire pressure warning
valve and transmitter, contact any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional as the tire pressure warn-
ing valve and transmitter may be damaged if not handled correctly.
Page 1008 of 1014

976Alphabetical index
GS450h_300h_OM_OM30D53E_(EE)
Warning message..................846 Snow mode ............................... 260
Snow tires ................................. 438
Spare tire................................... 871
Inflation pressure ................. 939
Storage location ................... 872
Spark plug................................. 933
Specifications ........................... 926
Speech command system ......... 471
Speedometer ............................. 109
Sport mode ............................... 392
Steering lock ............................. 250
Column lock release ............ 251
Steering lock system warning
message ............................. 869
Steering wheel .......................... 207
Adjustment........................... 207
Audio switches .................... 611
Heated steering wheel.......... 702
Power easy access system.... 199
Steering wheel position
memory ............................. 199
Stop lights
Emergency brake signal....... 399
Replacing light bulbs ........... 818
Storage feature.......................... 687
Stuck
If the vehicle becomes stuck 926
Sun visors ................................. 697
Sun shade
Rear...................................... 712
Rear door ............................. 713
Roof ..................................... 219