phone Lexus GS350 2016 User Guide

418
GS350_200t_GS F_OM_OM30E86U_(U)6-3. Do-it-yourself maintenance
■Situations in which the tire pressure warning system may not operate properly
●In the following cases, the tire pressure warning system may not operate properly.
• If non-genuine Lexus wheels are used.
• A tire has been replaced with a tire that is not an OE (Original Equipment) tire.
• A tire has been replaced with a tire that is not of the specified size.
• Tire chains etc. are equipped.
• An auxiliary-supported run-flat tire is equipped.
• If a window tint that affects the radio wave signals is installed.
• If there is a lot of snow or ice on the vehicle, particularly around the wheels or wheel
housings.
• If the tire inflation pressure is extremely higher than the specified level.
• If wheel without the tire pressure warning valve and transmitter are used.
• If the ID code on the tire pressure warning valves and transmitters is not registered in the tire pressure warning computer.
●Performance may be affected in the following situations.
• Near a TV tower, electric power plant, gas station, radio station, large display, air- port or other facility th at generates strong radio waves or electrical noise
• When carrying a portable radio, cellular phone, cordless phone or other wireless
communication device
If tire position information is not correctl y displayed due to the radio wave conditions,
the display may be corrected by driving and changing the radio wave conditions.
●When the vehicle is parked, the time taken for the warning to start or go off could be
extended.
●When tire inflation pressure declines rapidly for example when a tire has burst, the
warning may not function.
■The initialization operation
●Make sure to carry out initialization af ter adjusting the tire inflation pressure.
Also, make sure the tires are cold before carry ing out initialization or tire inflation pres-
sure adjustment.
●If you have accidentally turned the engine swit ch off during initialization, it is not neces-
sary to manually restart the initialization agai n, as initialization will restart automatically
the next time the engine switch is turned to IGNITION ON mode.
●If you accidentally perform initialization when initialization is not necessary, adjust the
tire inflation pressure to the specified level when the tires are co ld, and conduct initial-
ization again.
■When initialization of the tire pressure warning system has failed
Initialization can be completed in a few minutes. However, in the following cases, the set-
tings have not been recorded and the system will not operate properly. If repeated
attempts to record tire inflation pressure settings are unsuccessful, have the vehicle
inspected by your Lexus dealer.
●The initialization message is not displayed on the multi-information display when per-
forming initialization.
●After carrying out the initialization procedure, the tire pressure warning light blinks for 1
minute then stays on after driving for 20 minutes.

610Alphabetical index
GS350_200t_GS F_OM_OM30E86U_(U)
Fuel filler door .........................................227When the fuel filler door cannot be opened ......................... 229
Fuel pump shut off system...................451
Fuses ............................................................431
Garage door opener .......................... 365
Gauges ................................................ 86, 92
Glove box ................................................. 351
Glove box light ....................................... 351
Hands-free system (for cellular phone)
*
HD Radio® system*
Head restraints ........................................165
Headlights .................................................215 Adaptive Front-lighting System (AFS) .................................... 216
Automatic High Beam system ..... 218
Headlight leveling warning message .......................... 459
Light switch ............................................ 215
Replacing light bulbs ........................439
Headlights aim ............................435, 597
Head-up display..................................... 120
Heated steering wheel ....................... 342 Heaters
Air conditioning system ................. 328
Heated steering wheel ................... 342
Seat heaters .......................................... 343
Outside rear view mirrors ............ 334
Hill-start assist control ....................... 308
Hood ......................................................... 393 Open ....................................................... 393
Warning message............................. 459
Hooks Cargo hooks ....................................... 354
Coat hooks ........................................... 364
Luggage hook..................................... 354
Retaining hooks (floor mat)..............32
Horn............................................................. 168
I/M test ..................................................... 390
Identification........................................... 539 Engine .....................................................540
Vehicle ....................................................539
Ignition switch (engine switch) ......... 197 Auto power off function ...................199
Changing the engine switch modes ................................................... 198
If your vehicle has to be stopped in an emergency.......... 443
Starting the engine ............................. 198
Illuminated entry system ................... 349
Immobilizer system ................................. 72
Indicators ...................................................... 81
G
H
I

618Alphabetical index
GS350_200t_GS F_OM_OM30E86U_(U)
SwitchesASC (Active Sound Control) switch......................................................214
Audio remote control switches
*
Automatic High Beam switch ...... 218
Brake Hold.............................................. 212
Cruise control switch........................... 266, 278, 290
Door lock switches ............................ 139
Driving mode select switch ..........293
Driving position memory switches ................................................ 160
Emergency flashers switch ........... 442
Engine switch .........................................197
Garage door opener switches .............................................. 365
Heated steering wheel switch.................................................... 342
HUD (Head-up display) switches ................................................ 120
Ignition switch ........................................197
Intuitive parking assist
*
Light switch ............................................ 215
LDA (Lane Departure Alert with steering control) switch ..... 261
LKA (Lane-Keeping Assist) switch....................................................253
Meter control switches ........... 101, 109
Moon roof switches........................... 178
Outside rear view mirror switches .................................................. 171 Paddle shift switches........................ 204
Parking brake switches ....................210
Power door lock switch ...................139
Power window switches .................. 175
Rear sunshade switch .......................361
Rear window and outside
rear view mirror defoggers
switch ................................................... 334
Seat heater switches ........................ 343
Seat ventilator switches .................. 343
Snow mode switch ........................... 203
“SOS” button ........................................372
Talk switch
*
Telephone switches*
Tilt and telescopic steering control switch ................. 168
Tire pressure warning reset switch .....................................................415
Trunk closer switch............................. 144
Trunk opener switch .......................... 143
Trunk opener main switch ..............145
TVD (Torque Vectoring Differential) switch .........................306
Vehicle-to-vehicle distance button ....................................... 272, 284
VSC OFF switch ................................ 310
Window lock switch .......................... 175
Windshield wipers and washer switch ..........................222

619Alphabetical index
GS350_200t_GS F_OM_OM30E86U_(U)
Tachometer ....................................... 87, 94Variable red zone................................. 97
Tail lights.....................................................215 Light switch ............................................ 215
Replacing light bulbs ........................439
Welcome light illumination control ................................................... 138
Talk switch
*
Telephone switches*
Theft deterrent system Alarm........................................................... 74
Engine immobilizer system .............. 72
Tire inflation pressure .........................550 Maintenance data ............................. 550
Tire inflation pressure display function ................................................. 414
Warning light .......................................454
Warning message ............................ 459
Tire information .....................................558 Glossary ................................................ 563
Size ........................................................... 560
Tire identification number............. 560
Uniform Tire Quality Grading...............................................562
Tire pressure warning system ...........414 Function ................................................... 414
Initializing ................................................. 415
Installing tire pressure warning valves and transmitters ................. 414
Registering ID codes ........................ 416
Warning light .......................................454
Warning message ............................ 459 Tires ............................................................. 413
Chains ....................................................... 317
Checking ................................................. 413
Emergency tire puncture repair kit ..............................................502
If you have a flat tire ............... 491, 502
Inflation pressure............................... 550
Information........................................... 558
Replacing .................................................491
Rotating tires .......................................... 414
Size .......................................................... 550
Snow tires .............................................. 320
Spare tire..................................................491
Tire inflation pressure display function.................................................. 414
Tire pressure warning system ....... 414
Warning light ....................................... 454
Warning message............................. 459
Tools ...........................................................492
Top tether strap ....................................... 68
Torque Vectoring Differential (TVD) ..................................................... 306
Total load capacity................................. 194
Towing Dinghy towing .......................................196
Emergency towing ........................... 444
Towing eyelet ...................................... 446
Trailer towing.........................................195
TRAC (Traction Control) Function ................................................. 308
TRAC OFF switch ............................. 310
T
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.