2016 LEXUS RX350 engine

TABLE OF CONTENTS
2
RX350_U_OM48E90U For your information ................................... 8
Reading this manual................................... 12
How to search ..............................................13
Pictorial index ............................................... 14
1-1. For safe use
Before driving................................. 26
For safety drive............................... 28
Seat belts .......................................... 30
SRS airbags ..................................... 36
Front passenger occupant
classification system.................. 49
Exhaust gas precautions ............ 55
1-2. Child safety
Riding with children ..................... 56
Child restraint systems ................57
1-3. Theft deterrent system
Engine immobilizer system........ 74
Alarm .................................................. 76
Theft prevention labels ............... 78
2. Instrument cluster
Warning lights and
indicators.......................................80
Gauges and meters ..................... 85
Multi-information display .......... 89
Head-up display ...........................107
Fuel consumption
information ................................... 113 3-1. Key information
Keys ...................................................120
3-2. Opening, closing and
locking the doors
Side doors....................................... 124
Power back door......................... 130
Smart access system
with push-button start .............146
3-3. Adjusting the seats
Front seats....................................... 152
Rear seats........................................153
Driving position memory.......... 162
Head restraints ............................. 167
3-4. Adjusting the steering
wheel and mirrors
Steering wheel ..............................169
Inside rear view mirror ............... 171
Outside rear view mirrors........ 173
3-5. Opening, closing
the windows and
moon roof
Power windows............................. 177
Moon roof ........................................ 181
Panoramic moon roof ............... 1851
For safety and security
2
Instrument cluster 3
Operation of each
component

3 1
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10
RX350_U_OM48E90U 64-1. Before driving
Driving the vehicle ......................192
Cargo and luggage...................200
Vehicle load limits ...................... 204
Trailer towing (vehicles with
towing package) ..................... 205
Trailer towing (vehicles
without towing package) ...... 218
Dinghy towing ...............................219
4-2. Driving procedures
Engine (ign ition) switch ........... 220
Automatic transmission
(vehicles without paddle
shift switches) ........................... 225
Automatic transmission
(vehicles with paddle
shift switches) ........................... 229
Turn signal lever .......................... 234
Parking brake .............................. 235
Brake Hold ................................... 239
4-3. Operating the lights and
wipers
Headlight switch .......................... 241
Automatic High Beam..............245
Fog light switch ............................249
Windshield wipers and
washer ......................................... 250
Rear window wiper and
washer ......................................... 256 4-4. Refueling
Opening the fuel tank
cap ................................................ 258
4-5. Using the driving
support systems
Lexus Safety System+ ...............262
PCS
(Pre-Collision System) ..........270
LKA
(Lane-Keeping Assist) .......... 283
LDA (Lane Departure
Alert with steering
control)........................................ 293
Dynamic radar cruise
control with full-speed
range ............................................ 302
Dynamic radar cruise
control ...........................................314
Cruise control ............................. 326
Intuitive parking assist .............. 330
Lexus parking assist
monitor........................................ 339
BSM
(Blind Spot Monitor) ............. 355
• BSM function......................... 359
• RCTA function ...................... 363
Driving mode select
switch ........................................... 369
All-wheel drive lock switch.....373
Driving assist systems ............... 374
4-6. Driving tips
Winter driving tips .....................380
Utility vehicle pr ecautions...... 3844
Driving

TABLE OF CONTENTS
6
RX350_U_OM48E90U 7-1. Maintenance and care
Cleaning and protecting
the vehicle exterior ................ 556
Cleaning and protecting
the vehicle inte rior.................... 561
7-2. Maintenance
Maintenance
requirements ............................ 564
General maintenance.............. 566
Emission inspection and
maintenance (I/M)
programs .................................... 569
7-3. Do-it-yourself
maintenance
Do-it-yourself service
precautions................................ 570
Hood ................................................572
Positioning a floor jack..............573
Engine compartment ................ 574
Tires.................................................. 584
Tire inflation pressure ............... 593
Wheels ........................................... 596
Air conditioning filter ............... 598
Windshield wiper inserts ......... 601
Electronic key battery.............. 603
Checking and replacing
fuses.............................................. 605
Headlight aim ..............................608
Light bulbs ......................................610 8-1. Essential information
Emergency flashers ...................624
If your vehicle has to be
stopped in an
emergency ................................ 625
8-2. Steps to take in an
emergency
If your vehicle needs to
be towed ......................................626
If you think something is
wrong........................................... 632
Fuel pump shut off
system .......................................... 633
If a warning light turns
on or a warning buzzer
sounds ......................................... 634
If a warning message is
displayed ...................................... 641
If you have a flat tire .................. 646
If the engine will not start ........ 658
If the shift lever cannot be
shifted from P ........................... 660
If the electronic key does
not operate properly ............... 661
If the vehicle battery is
discharged ................................. 665
If your vehicle overheats ......... 668
If the vehicle becomes
stuck ............................................... 6717
Maintenance and care 8
When trouble arises

8
RX350_U_OM48E90U 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 perfor mance, 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 with full-speed range ●
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
RX350_U_OM48E90U 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 op tions 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 recordings

15Pictorial index
RX350_U_OM48E90U Windshield wipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 250 Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 380
To prevent freezing (windshield wiper de-icer)
* . . . . . . . . . . . . . . . . . . . . . . . P. 500
Precautions against car wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 558
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P . 258Refueling method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 260
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 676
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 584Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 680
Winter tires/tire chain. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 3 80
Checking/rotation/tire pressure warning system . . . . . . . . . . . . . . . . . . . . . . . P. 584
Coping with flat tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 646
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 572Opening. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 572
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 676
Coping with overheat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 668
Headlights/parking lights/daytime running ligh ts . . . . . . . . . . . . . . . . . . . P. 241
Turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 234
Fog lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 249
Cornering lights
* . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 242
Stop/tail lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 241
License plate lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 24 1
Back-up lights Shifting the shift lever to R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 229
Side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 24 14
5
6
7
Light bulbs of the exte rior lights for driving
(Replacing method: P. 610, Watts: P. 682)
* : If equipped8
9
10
11
12
13
14
15

16 Pictorial index
RX350_U_OM48E90U ■ Instrument panel
Engine switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 220Starting the engine/changing the modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 220
Emergency stop of the engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 625
When the engine will not start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 658
Shift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 229Changing the shift position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 229
Precautions against towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 626
When the shift lever does not move . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 660
Meters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 85Reading the meters/adjusting the instrument panel light . . . . . . . . . . . . . P. 85, 87
Warning lights/indicator lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 80
When the warning lights come on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 634 1
2
3

25
For safety and security
1
RX350_U_OM48E90U 1-1. For safe use
Before driving................................. 26
For safety drive............................... 28
Seat belts .......................................... 30
SRS airbags ..................................... 36
Front passenger occupant
classification system.................. 49
Exhaust gas precautions ............ 55
1-2. Child safety
Riding with children ..................... 56
Child restraint systems ............... 57
1-3. Theft deterrent system
Engine immobilizer system ........ 74
Alarm .................................................. 76
Theft prevention labels ............... 78