reset LEXUS RX350 2015 Owner's Guide

6914-3. Do-it-yourself maintenance
4
Maintenance and care CAUTION■
Tire pressure warning system operation
The tire pressure warning system may not provide warning immediately if a tire
bursts or if sudden air leakage occurs.■
When inspecting or replacing tires
Observe the following precautions to prevent accidents. Failure to do so may cause
damage to parts of the drive train, as we ll as dangerous handling characteristics,
which may lead to an accident resu lting in death or serious injury.●
Do not mix tires of different makes, mode ls or tread patterns. Also, do not mix
tires of remarkably different treadwear.●
Do not use tire sizes other th an those recommended by Lexus.●
Do not mix differently constructed tires (radial, bias-belted or bias-ply tires).●
Do not mix summer, all season and snow tires.●
Do not use tires that have been used on another vehicle.
Do not use tires if you do not know how they were used previously.●
Do not tow if your vehicle has a compact spare tire installed.■
When initializing the tire pressure warning system
Do not push the tire pressure warning reset switch without first adjusting the tire
inflation pressure to the specified level. Otherwise, the tire pressure warning light
may not come on even if the tire inflation pressure is low, or it may come on when
the tire inflation pressure is actually normal.

5
When trouble arises
7495-2. Steps to take in an emergency
■
If the malfunction indicator lamp comes on while driving
First check the following: ●
Is the fuel tank empty?
If it is, fill the fuel tank immediately.●
Is the fuel tank cap loose?
If it is, tighten it securely.
The lamp will go off after several driving trips.
If the light does not go off even after several trips, contact your Lexus dealer as soon
as possible.■
SRS warning light
This warning light system monitors the airb ag sensor assembly, front airbag sensors,
side and curtain shield airbag sensors, curtain shield and rear side airbag sensors,
door sensors, driver's seat position sensor, driver's seat belt buckle switch, front
passenger occupant classification system (ECU and sensors), “AIR BAG ON” indi-
cator light, “AIR BAG OFF” in dicator light, front pass enger's seat belt buckle
switch, seat belt pretensioner assemblies, inflators, interconnecting wiring and
power sources. (  P. 1 1 9 )■
Front passenger detection sensor, passen ger seat belt reminder and warning
buzzer ●
If luggage is placed on the front passenger seat, the front passenger detection
sensor may cause the warning light to flash and the warning buzzer to sound
even if a passenger is not sitting in the seat.●
If a cushion is placed on the seat, the sensor may not detect a passenger, and the
warning light may not operate properly.■
Electric power steering system warning light (warning buzzer)
When the battery charge becomes insuffic ient or the voltage temporarily drops,
the electric power steering system warn ing light may come on and the warning
buzzer may sound.
■
When the tire pressure warning light comes on
Check the tire inflation pressure and adjust to the appropriate level. Pushing the tire
pressure warning reset switch will not turn off the tire pressure warning light.

5
When trouble arises
7615-2. Steps to take in an emergency
(U.S.A. only) Indicates that all mainte-
nance according to the
driven distance on the
maintenance schedule*
should be performed
soon. If necessary, perform
maintenance.
Comes on approximately
4500 miles (7200 km)
after the maintenance
data has been reset.
(U.S.A. only) Indicates that all mainte-
nance is required to cor-
respond to the driven
distance on the mainte-
nance schedule*.
Perform the necessary
maintenance. Please reset
the maintenance data
after the maintenance is
performed. (  P. 6 5 7 )Comes on approximately
5000 miles (8000 km)
after the maintenance
data has been reset.
(The indicator will not
work properly unless the
maintenance data has
been reset.)
(Flashes)
(AWD models) Indicates that the AWD
system is not currently
functional
A buzzer also sounds. Reduce vehicle speed or
stop the vehicle in a safe
place until the warnings
clear.
In this case, do not stop
the engine.Wa r n i n g m e s s a g e Details Correction procedure

7845-2. Steps to take in an emergency
■
If you have a flat front tire on a road covered with snow or ice (vehicles with a
compact spare tire)
Install the compact spare tire on one of the rear wheels of the vehicle. Perform the
following steps and fit tire chains to the front tires:
Replace a rear tire with the compact spare tire.
Replace the flat front tire with the tire removed from the rear of the vehi-
cle.
Fit tire chains to the front tires.■
After completing the tire change
The tire pressure warning system must be reset. (  P. 685)STEP 1
STEP 2
STEP 3

878Alphabetical index
Rear view mirror
Compass ...............................................638
Inside rear view mirror....................... 92
Outside rear view mirrors ............... 95
Rear view monitor
system* ...................................... 255, 264
Rear window defogger* ..................... 361
Rear window wiper .............................. 224
Remote Touch*
Replacing
Electronic key battery........................701
Fuses ........................................................ 703
Light bulbs............................................... 719
Tires ...........................................................774
Wireless remote control
battery ....................................................701
Reporting safety defects for
U.S. owners ......................................... 850
Reset the maintenance data............. 657
Roof luggage carrier ........................... 296
Safety Connect*.................................... 642
Scuff lights ................................................595
Seat belts
Adjusting the seat belt........................ 84
Automatic locking retractor............ 85
Child restraint system
installation ..............................................141
Cleaning and maintaining
the seat belts .....................................654
Emergency locking retractor ........ 85
How to wear your seat belt............. 83
How your child should wear
the seat belt .......................................... 85 Pregnant women,
proper seat belt use .........................87
Reminder light...................................... 747
Seat belt extender ................................ 86
Seat belt pretensioners ..................... 84
Seat heaters ............................................ 620
Seat position memory.............................76
Seat ventilators ...................................... 620
Seating capacity..................................... 301
Seats
Adjustment ..................................... 68, 72
Adjustment
precautions .................................... 71, 74
Child seats/child restraint
system installation.............................. 141
Cleaning ................................................ 653
Flatting seat backs ................................69
Head restraint .......................................... 81
Power easy access system ..............78
Properly sitting in the seat................. 117
Seat heaters ......................................... 620
Seat position memory......................... 76
Seat ventilators ................................... 620
Service reminder indicators .............194
Shift lever
Automatic transmission ...........171, 178
If the shift lever cannot be
shifted from P..................................... 791
Shift lever light ....................................... 595
Shift lock system...................................... 791
Side airbags ............................................... 119
Side marker lights
Switch .......................................................... 211
Side mirror
Adjusting and folding ......................... 95
Mirror position memory .................... 76S