TABLE OF CONTENTS2
IS350/300/200t_U (OM53D18U)
For your information ................................... 8
Reading this manual................................... 12
How to search ..............................................13
Pictorial index ............................................... 14
1-1. For safe useBefore driving................................. 26
For safety drive............................... 28
Seat belts .......................................... 30
SRS airbags ..................................... 36
Front passenger occupant classification system...................47
Safety information for children .......................................... 53
Child restraint systems ............... 54
Installing child restraints............. 58
Exhaust gas precautions ............ 68
1-2. Theft deterrent system Engine immobilizer system....... 69
Alarm ................................................... 71
Theft prevention labels ...............73
2. Instrument cluster Warning lights and indicators........................................ 76
Gauges and meters .......................81
Multi-information display .......... 86
Fuel consumption information ................................... 93 3-1. Key information
Keys .................................................. 100
3-2. Opening, closing and locking the doors and trunk
Doors ............................................... 105
Trunk.....................................................111
Smart access system with push-button start ....................... 116
3-3. Adjusting the seats Front seats.......................................123
Rear seats........................................ 124
Driving position memory.......... 126
Head restraints .............................. 131
3-4. Adjusting the steering wheel and mirrors
Steering wheel ..............................134
Inside rear view mirror ..............136
Outside rear view mirrors....... 138
3-5. Opening, closing the windows and moon roof
Power windows.............................. 141
Moon roof ....................................... 144
1For safety and security
2Instrument cluster
3Operation of each
component
3
1
9 8
7 5 4
3
2
10
IS350/300/200t_U (OM53D18U)
6
4-1. Before driving Driving the vehicle ..................... 150
Cargo and luggage.................... 158
Vehicle load limits ......................... 161
Trailer towing ................................. 162
Dinghy towing ...............................163
4-2. Driving procedures Engine (ign ition) switch .............164
Automatic transmission ............169
Turn signal lever ............................ 175
Parking brake ................................ 177
4-3. Operating the lights and wipers
Headlight switch .......................... 178
Automatic High Beam................ 181
Fog light switch ............................ 186
Windshield wipers and washer ...........................................187
4-4. Refueling Opening the fuel tank cap .......194 4-5. Using the driving support
systems
Cruise control .............................. 198
Dynamic radar cruise control ......................................... 202
LDA (Lane Departure Alert).......... 217
Intuitive parking assist .............. 223
Lexus parking assist monitor............................ 230
Driving mode select switch ............................................246
Driving assist systems ...............249
PCS (Pre-Collision System) ......... 255
BSM (Blind Spot Monitor) ..............262
• The Blind Spot Monitor function .................................... 265
• The Rear Cross Traffic Alert function ......................... 267
4-6. Driving tips Winter driving tips ......................270
4Driving
TABLE OF CONTENTS6
IS350/300/200t_U (OM53D18U)
6-4. Using the other interior features
Other interior features ............ 387 • Sun visors ................................ 387
• Vanity mirrors ........................ 387
• Clock ........................................ 387
• Power outlet ...........................388
• Armrest.................................... 389
• Rear sunshade ...................... 389
• Assist grips .............................. 391
• Coat hooks .............................. 391
Garage door opener ............... 392
Compass ........................................397
LEXUS Enform Safety Connect......................................400
7-1. Maintenance and care Cleaning and protecting the vehicle exterior ................ 406
Cleaning and protecting the vehicle inte rior.................. 409
7-2. Maintenance Maintenance requirements .............................. 412
General maintenance................415
Emission inspection and maintenance (I/M)
programs ..................................... 418 7-3. Do-it-yourself maintenance
Do-it-yourself service precautions..................................419
Hood ................................................. 421
Positioning a floor jack..............422
Engine compartment ............... 423
Tires.................................................. 434
Tire inflation pressure ............... 443
Wheels ........................................... 446
Air conditioning filter ............... 448
Electronic key battery.............. 450
Checking and replacing fuses...............................................452
Light bulbs .................................... 455
8-1. Essential information Emergency flashers .................. 466
If your vehicle has to be stopped
in an emergency.......................467
8-2. Steps to take in an emergency
If your vehicle needs to be towed................................ 468
If you think something is wrong........................................ 474
Fuel pump shut off system .......475
If a warning light turns on or a warning buzzer
sounds .......................................... 476
If a warning message is displayed ................................ 482
If you have a flat tire .................. 496
If the engine will not start ........ 506
7Maintenance and care
8When trouble arises
8
IS350/300/200t_U (OM53D18U)Please note that this manual applies to all
models and explains all equipment, including
options. Therefore, you may find some expl anations for equipment not installed on your
vehicle.
All specifications provided in this manual are current at the time of printing. However,
because of the Lexus policy of continual pr oduct improvement, we reserve the right to
make changes at any time without notice.
Depending on specifications, the vehicle show n in the illustrations may differ from your
vehicle in terms of color and equipment.
Approximately five hours after the engine is turned off, you may hear sound coming from
under the vehicle for several minutes. This is the sound of a fuel evaporation leakage
check and, it does not indicate a malfunction.
A wide variety of non-genuine spare parts and accessories for Lexus vehicles are cur-
rently available in the market. You should know that Toyota does not warrant these prod-
ucts and is not responsible for their performance, repair, or replacement, or for any
damage they may cause to, or adverse effect they may have on, your Lexus vehicle.
This vehicle should not be modified with non-genuine Lexus products. Modification with
non-genuine Lexus products could affect its performance, safety or durability, and may
even violate governmental regulations. In addition, damage or performance problems
resulting from the modification may not be covered under warranty.
The installation of a mobile two-way radio sy stem in your vehicle could affect electronic
systems such as:
●Multiport fuel injection system/sequential multiport fuel injection system
●Dynamic radar cruise control system
●Cruise control system
●Anti-lock brake system
●Vehicle dynamics in tegrated management
●SRS airbag system
●Seat belt pretensioner system
Be sure to check with your Lexus dealer fo r precautionary measures or special instruc-
tions regarding insta llation of a mobile two-way radio system.
For your information
Main Owner’s Manual
Noise from under vehicle after turning off the engine
Accessories, spare parts and modification of your Lexus
Installation of a mobile two-way radio system
9
IS350/300/200t_U (OM53D18U)Your Lexus is equipped with several sophis
ticated computers that will record certain
data, such as:
• Engine speed
• Accelerator status
•Brake status
• Vehicle speed
•Shift position
The recorded data varies according to the ve hicle grade level and options with which it is
equipped. Furthermore, these computers do not record conversations, sounds or pic-
tures.
●Data usage
Lexus may use the data recorded in these computers to diagnose malfunctions, con-
duct research and development, and improve quality.
Lexus will not disclose the recorded data to a third party except:
• With the consent of the vehicle owner or with the consent of the lessee if the vehicle is leased
• In response to an official request by the police, a court of law or a government
agency
• For use by Lexus in a law suit.
• For research purposes where the data is not tied to a specific vehicle or vehicle owner
●Usage of data collected through Safety Co nnect / Lexus Enform (U.S. mainland only)
If your Lexus has Safety Connect or Lexus Enform and if you have subscribed to those
services, please refer to the Safety Connect / Lexus Enform Telematics Subscription
Service Agreement for information on data collected and its usage.
Vehicle data recording
15Pictorial index
IS350/300/200t_U (OM53D18U)
Windshield wipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 187
Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 270
To prevent freezing (windshield wiper de-icer)
* . . . . . . . . . . . . . . . . . . . . . . . . P. 372
Precautions against car wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 407
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 194
Refueling method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P . 194
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 526
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 434
Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 534
Winter tires/tire chain. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 270
Checking/rotation/tire pressure warning system . . . . . . . . . . . . . . . . . . . . . . . .P. 434
Coping with flat tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 496
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 421
Opening. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 421
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 527
Coping with overheat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 51 6
Warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 484
Headlights/parking lights/daytime running ligh ts . . . . . . . . . . . . . . . . . . . P. 178
Fog lights
* . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 186
Turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P . 175
Tail lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 178
Stop lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 150
License plate lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 17 8
Back-up lights
Shifting the shift lever to R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 16 9
Side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 178
4
5
6
7
Light bulbs of the exterior lights for driving(Replacing method: P. 455, Watts: P. 536)
*: If equipped
8
9
10
11
12
13
14
15
16Pictorial index
IS350/300/200t_U (OM53D18U)
■Instrument panel
Engine switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 1 6 4
Starting the engine/changing the modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 164
Emergency stop of the engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 467
When the engine will not start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 506
Warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 49 2
Shift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 169
Changing the shift position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 169
Precautions against towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 468
When the shift lever does not move . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 508
Meters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 81
Reading the meters/adjusting the instrument panel light . . . . . . . . . . . . . . . . . . P. 81
Warning lights/indicator lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 76
When the warning lights come on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 476
1
2
3
25
For safety and security1
IS350/300/200t_U (OM53D18U)
1-1. For safe useBefore driving................................. 26
For safety drive............................... 28
Seat belts .......................................... 30
SRS airbags ..................................... 36
Front passenger occupant classification system...................47
Safety information for children .......................................... 53
Child restraint systems ............... 54
Installing child restraints .............58
Exhaust gas precautions ............ 68
1-2. Theft deterrent system Engine immobilizer system ............................................. 69
Alarm ................................................... 71
Theft prevention labels ............... 73