2013 Lexus GS350 engine

TABLE OF CONTENTS2
GS350_U (OM30C34U)
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 ................................... 52
Child restraint systems ............... 53
Installing child restraints..............57
Exhaust gas precautions .............67
1-2. Theft deterrent system Engine immobilizer system ............................................. 68
Alarm ................................................. 70 2. Instrument cluster
Warning lights and indicators ............................... 74
Gauges and meters ......................79
Multi-information display .......... 82
Head-up display ............................ 90
3-1. Key information Keys .................................................... 98
3-2. Opening, closing and locking the doors and trunk
Smart access system with push-button start .............. 101
Wireless remote control ............ 114
Doors ................................................. 117
Trunk................................................... 121
3-3. Adjusting the seats Front seats.......................................128
Driving position memory......... 130
Head restraints .............................136
3-4. Adjusting the steering wheel and mirrors
Steering wheel ..............................139
Inside rear view mirror ............. 140
Outside rear view mirrors........ 142
3-5. Opening, closing the windows and moon roof
Power windows.............................145
Moon roof ...................................... 148
1For safety and security
2Instrument cluster
3Operation of each
component

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GS350_U (OM30C34U)
4-1. Before drivingDriving the vehicle ......................154
Cargo and luggage.....................165
Vehicle load limits ....................... 168
Trailer towing .................................169
Dinghy towing ............................... 170
4-2. Driving procedures Engine (ign ition) switch .............. 171
Automatic transmission ............ 178
Turn signal lever ........................... 184
Parking brake ............................... 186
Horn ................................................. 189
4-3. Operating the lights and wipers
Headlight switch ......................... 190
Fog light switch .............................195
Windshield wipers and washer ..................................196
Headlight cleaner switch........ 203
4-4. Refueling Opening the fuel tank cap ..... 204 4-5. Using the driving support
systems
Cruise control ............................. 209
Dynamic radar cruise control..............................213
LKA (Lane-Keeping Assist) .......... 228
Intuitive parking assist .............. 238
Rear view monito r system ........251
Driving mode select switch ... 263
Driving assist systems .............. 268
Hill-start assist control .............. 276
PCS (Pre-Collision System) ..........278
BSM (Blind Spot Monitor) ..............287
Lexus night view ......................... 293
4-6. Driving tips Winter driving tips ..................... 298
4Driving

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GS350_U (OM30C34U)
5-6. Using the storage featuresList of storage features ..............551
• Glove box ............................... 553
• Console box .......................... 554
• Cup holders ........................... 555
• Auxiliary boxes ..................... 557
Trunk features ..............................558
5-7. Other interior features Sun visors and vanity mirrors ..................... 561
Clock .............................................. 562
Ashtrays ......................................... 563
Power outlets ............................... 564
Heated steering wheel ............ 566
Seat heaters/ seat ventilators ......................... 568
Armrest ............................................ 571
Rear sunshade/ rear door sunshades...............572
Trunk storage extension ...........575
Coat hooks .................................... 576
Assist grip.......................................577
Utility hook ................................... 578
Garage door opener ................579
Safety Connect...........................586 6-1. Maintenance and care
Cleaning and protecting the vehicle exterior ................ 594
Cleaning and protecting the vehicle interior.................. 598
6-2. Maintenance Maintenance requirements .... 601
General maintenance.............. 604
Emission inspection and maintenance (I/M)
programs ....................................608
6-3. Do-it-yourself maintenance Do-it-yourself service precautions................................ 609
Hood ................................................. 612
Positioning a floor jack............... 613
Engine compartment ................. 615
Tires.................................................. 629
Tire inflation pressure ............... 639
Wheels ........................................... 642
Air conditio ning filter ............... 644
Electronic key battery.............. 646
Checking and replacing fuses.............................................. 648
Headlight aim ................................ 661
Light bulbs .................................... 6636Maintenance and care

TABLE OF CONTENTS6
GS350_U (OM30C34U)
7-1. Essential informationEmergency flashers ................... 676
If your vehicle has to be stopped in an emergency..... 677 7-2. Steps to take in an emergency
If your vehicle needs to be towed.................................678
If you think something is wrong ................ 684
Fuel pump shut off system ...... 685
If a warning light turns on or a warning buzzer sounds..... 686
If a warning message is displayed .................................697
If you have a flat tire ...................722
If the engine will not start .........735
If the shift lever cannot be shifted from P ...................... 737
If the parking brake cannot be released ................................ 738
If the electronic key does not operate properly ...................... 740
If the vehicle battery is discharged.............................. 743
If your vehicle overheats .......... 747
If the vehicle becomes stuck .............................................. 749
7When trouble arises

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GS350_U (OM30C34U)
For your information
Please note that this manual applies to all models and explains all equipment, includ-
ing options. Therefore, you may find some explanations for equipment not installed
on your vehicle.
All specifications provided in this manual are current at the time of printing. How-
ever, because of the Lexus policy of continual product improvement, we reserve the
right to make changes at any time without notice.
Depending on specifications, the vehicle shown 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
currently available in the market. You should know that Toyota does not warrant
these products 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 regula tions. In addition, damage or perfor-
mance problems resulting from the modification may not be covered under war-
ranty.
Main Owner’s Manual
Noise from under vehicle af ter turning off the engine
Accessories, spare parts and modification of your Lexus

GS350_U (OM30C34U)
9
The installation of a mobile two-way radio system in your vehicle could affect elec-
tronic 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 integrated management
●SRS airbag system
●Seat belt pretensioner system
Be sure to check with your Lexus dealer for precautionary measures or special
instructions regarding installation of a mobile two-way radio system.
Your Lexus equipped with several sophisticated 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 vehicle grade level and options equipped
with. Furthermore, these computers do not record conversations, sounds or pictures.
● Data usage
Lexus may use the data recorded in these computers to diagnose malfunctions,
conduct 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 research purposes where the data is not tied to a specific vehicle or vehicle owner
● Usage of data collected through Safety Connect / 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 Sub-
scription Service Agreement for informat ion on data collected and its usage.
Installation of a mobile two-way radio system
Vehicle data recording

15Pictorial index
GS350_U (OM30C34U)
Windshield wipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 196
Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 298
To prevent freezing (windshield wiper de-icer)
* . . . . . . . . . . . . . . . . . . . . P. 366
Precautions against car wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 596
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P . 204
Refueling method. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 204
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 754
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 629
Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 759
Winter tires/tire chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 298
Checking/rotation/tire pressure warning system. . . . . . . . . . . . . . . . . . . . P. 629
Coping with flat tires. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 722
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 612
Opening . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 6 1 2
Engine compartment cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 616
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 7 5 4
Coping with overheat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 747
Warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 704
Headlights/parking lights/daytime running ligh ts . . . . . . . . . . . . . . . . . . P. 190
Fog lights
* . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 195
Turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 184
Tail lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 190
Stop lights
Hill-start assist control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 276
License plate lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 190
Back-up lights
Shifting the shift lever to R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 178
Side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 190
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Light bulbs of the ex terior lights for driving
(Replacing method: P. 663, Watts: P. 761)
*: If equipped
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16Pictorial index
GS350_U (OM30C34U)
■Instrument panel
Engine switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 1 7 1
Starting the engine/changing the mo des . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 171
Emergency stop of the engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 677
When the engine will not start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 735
Warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 715
Shift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 178
Changing the shift position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 178
Precautions against towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 678
When the shift lever does not move . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 737
Meters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 79
Reading the meters/adjusting the instrument panel light . . . . . . . . . . . . . .P. 79
Warning lights/indicator lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 74
When the warning lights come on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 6861
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