2020 LEXUS RX350 brake

4658-1. Specifications
8
Vehicle specifications
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pressure
Tire pressure when the vehicle has been parked for
three hours or more, or has not been driven more
than 1 mile or 1.5 km under that condition
Maximum inflation pressureThe maximum cold inflated pressure to which a tire
may be inflated, shown on the sidewall of the tire
Recommended inflation pressureCold tire inflation pressure recommended by a
manufacturer
Accessory weight
The combined weight (in excess of those standard
items which may be replaced) of automatic trans-
mission, power steering, power brakes, power win-
dows, power seats, radio and heater, to the extent
that these items are available as factory-installed
equipment (whether installed or not)
Curb weight
The weight of a motor vehicle with standard equip-
ment, including the maximum capacity of fuel, oil
and coolant, and if so equipped, air conditioning
and additional weight optional engine
Maximum loaded vehicle weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant weight
150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
* that fol-
lows
Occupant distributionDistribution of occupants in a vehicle as specified in
the third column of Table 1
* below
Production options weight
The combined weight of installed regular produc-
tion options weighing over 5 lb. (2.3 kg) in excess of
the standard items which they replace, not previ-
ously considered in curb weight or accessory
weight, including heavy duty brakes, ride levelers,
roof rack, heavy duty battery, and special trim

4808-2. Customization
■PKSB (Parking Support Brake)* ( P.258)
*:If equipped
■Driving mode select switch ( P.274)
*:If equipped
■Front automatic air conditioning system ( P.296)
*:If equipped
■Seat heaters*/seat ventilators* ( P.310)
*:If equipped
FunctionDefault settingCustomized setting
PKSB (Parking Support Brake)
functionOnOff—O—
FunctionDefault settingCustomized setting
Powertrain control in custom-
ized mode
*NormalPowerO——Eco
Chassis control in customized
mode
*NormalSportO——
Air conditioning operation in
customized mode
*NormalEcoO——
FunctionDefault settingCustomized setting
A/C auto switch operationOnOffO—O
Exhaust gas sensor sensitivity*Standard-3 to 3O—O
FunctionDefault settingCustomized setting
Driver’s seat temperature pref-
erence in automatic modeStandard-2 (cooler) to 2
(warmer)O—O
Front passenger’s seat tem-
perature preference in auto-
matic mode
Standard-2 (cooler) to 2 (warmer)O—O
ABC
ABC
ABC
ABC

4838-3. Initialization
8
Vehicle specifications
8-3.Initialization
*:If equipped
Items to initialize
The following items must be initialized for normal system operation after such
cases as the battery being reconnected, or maintenance being performed on
the vehicle:
List of items to initialize
ItemWhen to initializeReference
Message indicating
maintenance is
required (U.S.A. only)
• After the maintenance is performedP.356
Tire pressure warning
system
• When changing the tire inflation pres- sure by changing traveling speed
• When changing the tire size
• When rotating the tires
P.381
Oil maintenance• After the maintenance is performedP.367
PKSB (Parking Support
Brake)
*• After reconnecting or changing the batteryP.263
Power back door• After reconnecting or changing the batteryP.107

500What to do if... (Troubleshooting)
1-1.What to do if... (Troubleshooting)What to do if... (Troubleshooting)
If you lose your mechanical keys,
new genuine mechanical keys can
be made by your Lexus dealer.
( P.440)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. ( P.440)
 Is the electronic key battery weak or
depleted? ( P.389)
 Is the engine switch in IGNITION
ON mode?
When locking the doors, turn the engine
switch off. ( P.179)
 Is the electronic key left inside the
vehicle?
When locking the doors, make sure that
you have the electronic key on your per-
son.
The function may not operate prop-
erly due to the condition of the radio
wave. ( P.114)
 Is the child-protector lock set?
The rear door cannot be opened from
inside the vehicle when the lock is set.
Open the rear door from outside and then
unlock the child-protector lock. ( P.100)
 Did you press the engine switch
while firmly depressing the brake
pedal? ( P.176)
 Is the shift lever in P? ( P.176)
 Is the electronic key anywhere
detectable inside the vehicle?
( P.113)
 Is the steering wheel unlocked?
( P.177)
 Is the electronic key battery weak or
depleted?
In this case, the engine can be started in a
temporary way. ( P.442)
 Is the battery discharged?
( P.443)
If you have a problem, check the
following before contacting your
Lexus dealer.
The doors cannot be locked,
unlocked, opened or closed
You lose your keys
The electronic key does not
operate properly
The doors cannot be locked or
unlocked
The rear door cannot be opened
If you think something is wrong
The engine does not start
The shift lever cannot be shifted
from P even if you depress the
brake pedal

501What to do if... (Troubleshooting)
Is the engine switch in IGNITION
ON mode?
If you cannot release the shift lever by
depressing the brake pedal with the engine
switch in IGNITION ON mode ( P.181)
It is locked automatically to prevent
theft of the vehicle. ( P.177)
 Is the window lock switch pressed?
The power window except for the one at
the driver’s seat cannot be operated if the
window lock switch is pressed. ( P.147)
 The auto power off function will be
operated if the vehicle is left in
ACCESSORY or IGNITION ON
mode (the engine is not running) for
a period of time. ( P.179)
 The seat belt reminder light is flash-
ing
Are the driver and the passengers wearing
the seat belts? ( P.416)
 The parking brake indicator is on
Is the parking brake released? ( P.185)
Depending on the situation, other
types of warning buzzer may also
sound. ( P.413, 422)
 Did anyone inside the vehicle open
a door during setting the alarm?
The sensor detects it and the alarm sounds.
( P.67)
Do one of the following to stop the
alarms:
 Unlock the doors.
 Turn the engine switch to ACCES-
SORY or IGNITION ON mode, or
start the engine.
 Is the message displayed on the
multi-information display?
Check the message on the multi-informa-
tion display. ( P.422)
 When a warning light turns on or a
warning message is displayed, refer
to P.413, 422.
The steering wheel cannot be
turned after the engine is
stopped
The windows do not open or
close by operating the power
window switches
The engine switch is turned off
automatically
A warning buzzer sounds during
driving
An alarm is activated and the
horn sounds
A warning buzzer sounds when
leaving the vehicle
A warning light turns on or a
warning message is displayed
When a problem has occurred
If you have a flat tire

503Alphabetical Index
Alphabetical Index
A
A/CAir conditioning filter ...............................386
Front automatic air conditioning system......................................................................... 296
Micro dust and pollen filter...................303
Rear automatic air conditioning system ......................................................................... 307
ABS (Anti-lock Brake System)...............277 Warning light .................................................415
ACA (Active Cornering Assist) ........... 278
Active Cornering Assist (ACA) ........... 278
Adaptive Front-lighting System (AFS) .192
Adaptive Variable Suspension System278
AFS (Adaptive Front-lighting System) .192
Air conditioning filter ................................. 386
Air conditioning system Air conditioning filter ...............................386
Front automatic air conditioning system......................................................................... 296
Micro dust and pollen filter...................303
Rear automatic air conditioning system ......................................................................... 307
Airbags Airbag operating conditions................... 33
Airbag precautions for your child ........ 36
Correct driving posture ............................ 25
Curtain shield airbag operating condi- tions .................................................................. 33
Curtain shield airbag precautions ....... 36
Front passenger occupant classification system ............................................................. 39
General airbag precautions ................... 36
Locations of airbags.................................... 30
Modification and disposal of airbags . 38
Side airbag operating conditions ......... 33
Side airbag precautions ............................ 36
Side and curtain shield airbags operating conditions...................................................... 33
Side and curtain shield airbags precau- tions .................................................................. 36 SRS airbags......................................................30
SRS warning light.........................................414
Alarm ....................................................................67 Warning buzzer ...........................................413
Anchor brackets ..................................... 46, 57
Antennas (smart acc ess system with
push-button start)........................................ 113
Anti-lock Brake System (ABS)...............277 Warning light ................................................ 415
Approach warning...................................... 235
Armrest............................................................ 335
Assist grips ..................................................... 335
Audio system-linked display ...................... 83
Automatic headlight leveling system ..... 191
Automatic High Beam ................................193
Automatic light control system............... 190
Automatic transmission ............................. 180 M mode ........................................................... 183
Paddle shift switches .......................182, 183
Auxiliary boxes ................................... 321, 324
Average fuel economy................................. 80
Average vehicle speed ................................ 80
AWD Control....................................................81
B
Back door .......................................................... 101
Back-up light Wattage ......................................................... 458
Back-up lights Replacing light bulbs .....................395, 401
Battery Battery checking ....................................... 369
If the battery is discharged .................... 443
Preparing and checking before winter..........................................................................283
Warning light .................................................414
Blind Spot Monitor (BSM)....................... 239
Bottle holders ................................................ 320
Brake Brake hold ......................................................188
Fluid...................................................... 368, 457
Parking brake ............................................... 185

504Alphabetical Index
Warning light .................................................413
Brake assist .....................................................277
Break-in tips..................................................... 157
Brightness control Instrument panel light control ................ 78
BSM (Blind Spot Monitor)....................... 239
Buzzer Hands off steering wheel warning (LTA)......................................................................... 226
C
Care Aluminum wheels ..................................... 350
Exterior .......................................................... 350
Interior ............................................................. 353
Seat belts........................................................ 353
Cargo capacity...................................... 161, 164
Cargo hooks ................................................. 322
Cargo net hooks .......................................... 322
Center Display ............................................. 292
Chains .............................................................. 284
Child restraint system Fixed with a LATCH system .................. 54
Fixed with a seat belt...................................50
Front passenger occupant classification system ............................................................. 39
Points to remember .................................... 45
Riding with children ..................................... 45
Types of child restraint system installation method ........................................................... 46
Using an anchor bracket .......................... 57
Child safety Airbag precautions...................................... 36
Battery precautions ......................370, 446
Child restraint system................................. 46
Heated steering wheel and seat heater precautions................................................. 310
How your child should wear the seat belt .............................................................................27
Moon roof precautions ............................149
Panoramic moon roof precautions ....152
Power back door precautions............... 101 Power window lock switch .....................147
Power window precautions .................. 146
Rear door child-protectors ................... 100
Removed electronic key battery precau-
tions .............................................................. 390
Seat belt extender precautions.............. 27
Seat belt precautions .................................. 45
Child-protectors........................................... 100
Cleaning Aluminum wheels ..................................... 350
Exterior........................................................... 350
Interior .............................................................353
Radar sensor ............................................... 205
Seat belts ........................................................353
Clock ........................................................ 75, 336
Coat hooks..................................................... 336
Coin box............................................................321
Compass ......................................................... 346
Condenser ..................................................... 368
Console box ................................................... 318
Consumption screen .................................... 90
Cooling system............................................. 367 Engine overheating................................... 447
Cornering lights .............................................192 Replacing light bulbs ............................... 395
Cruise control Dynamic radar cruise control with full-speed range ......................................230
Cup holders .....................................................319
Current fuel consumption .......................... 80
Curtain shield airbags .................................. 30
Customizable features .............................. 470
D
Daytime running light system .................. 190
Defogger Outside rear view mirrors.................... 298
Rear window ............................................... 298
Windshield ................................................... 298
Differential Rear differential oil......... ..................... ...... 456
Dimension ...................................................... 452

506Alphabetical Index
If you lose your keys.................................440
If you think something is wrong .............411
If your vehicle becomes stuck............. 449
If your vehicle has to be stopped in an
emergency ................................................404
If your vehicle needs to be towed ..... 407
If your vehicle overheats ........................ 447
Engine ACCESSORY mode ............................... 179
Compartment .............................................365
Engine switch................................................. 176
Fuel pump shut off system ...................... 412
Hood................................................................ 363
How to start the engine............................ 176
Identification number ............................... 453
If the engine will not start .......................438
If your vehicle has to be stopped in an
emergency ................................................404
Ignition switch (engine switch) ............. 176
Overheating................................................. 447
Tachometer ..................................................... 75
Engine coolant Capacity .........................................................455
Checking ....................................................... 367
Preparing and checking before winter......................................................................... 283
Engine coolant temperature gauge ........75
Engine immobilizer system ........................ 64
Engine oil Capacity ......................................................... 454
Checking .......................................................365
Preparing and checking before winter......................................................................... 283
Warning light ................................................. 414
Engine oil maintenance data .................. 367
Engine switch .................................................. 176 Auto power off function ........................... 179
Changing the engine switch modes.. 179
If your vehicle has to be stopped in an
emergency ................................................404
EPS (Electric Power Steering) .............. 278 Warning light .................................................415 Event data recorder (E
DR) ............................7
F
Flat tire
Tire pressure warning system ............. 373
Vehicles with a spare tire....................... 426
Floor mats .......................................................... 24
Fluid Automatic transmission ......................... 456
Brake ................................................................ 457
Washer ...........................................................370
Fog lights Switch................................................................ 195
Footwell light ...................................................313
Front automatic air conditioning system .......................................................................... 296
Front fog lights Replacing light bulbs ............................... 395
Front passenger footwell hooks ............ 338
Front passenger occupant classification system .............................................................. 39
Front seats Adjustment ...................................................... 122
Cleaning .........................................................353
Correct driving posture ............................ 25
Driving position memory .........................134
Head restraints..............................................137
Memory recall function............................ 136
Power easy access system .....................134
Seat heaters ................................................... 310
Seat position memory ...............................134
Seat ventilators ............................................. 310
Front side marker light Light switch .................................................... 190
Replacing light bulbs ............................... 395
Front side marker lights Replacing light bulbs ............................... 395
Wattage ......................................................... 458
Front turn signal lights Replacing light bulbs ................... 395, 397
Turn signal lever .......................................... 184
Wattage ......................................................... 458