check engine light LEXUS ES350 2022 Owner's Manual

3587-2. Steps to take in an emergency
■Brake hold operated indicator (warning buzzer)
■Master warning light (warning buzzer)
■Warning buzzer
In some cases, the buzzer may not be heard
due to being in a noisy location or audio
sound.
■Front passenger detection sensor, seat
belt reminder and warning buzzer
●If luggage is placed on the front passen-
ger 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 sen-
sor may not detect a passenger, and the
warning light may not operate properly.
■SRS warning light
This warning light system monitors the air-
bag sensor assembly, front impact sensors,
side impact sensors (front door), side
impact sensors (front), side impact sensors
(rear), driver’s seat position sensor, driver’s
seat belt buckle switch, front passenger
occupant classification system (ECU and
sensors), “PASSENGER AIR BAG” indica-
tor lights, front passenger’s seat belt buckle
switch, seat belt pret ensioners, airbags,
interconnecting wiring and power sources.
(  P.28)
■Electric power steering system warning
light (warning buzzer)
When the battery charge becomes insuffi-
cient or the voltage temporarily drops, the electric power steering system warning
light may come on and the warning buzzer
may sound.
■When the tire pressure warning light
comes on
Inspect the tires to check if a tire is punc-
tured.
If a tire is punctured: P.365
If none of the tires are punctured:
Turn the engine switch off then turn it to
IGNITION ON mode. Check if the tire
pressure warning light comes on or blinks.
If the tire pressure warning light blinks for
approximately 1 minute then stays on
There may be a malfunction in the tire pres-
sure warning system. Have the vehicle
inspected by your Lexus dealer immedi-
ately.
If the tire pressure warning light comes
on
1 After the temperature of the tires has
lowered sufficiently, check the inflation
pressure of each tire and adjust them to
the specified level.
2 If the warning light does not turn off
even after several minutes have
elapsed, check that the inflation pres-
sure of each tire is at the specified level
and perform initialization. ( P.324)
■The tire pressure warning light may
come on due to natural causes
The tire pressure warning light may come
on due to natural causes such as natural air
Warning lightDetails/Actions
(flashes)
Indicates a malfunction in the brake hold system
 Have the vehicle inspected by your Lexus dealer immediately.
Warning lightDetails/Actions
A buzzer sounds and the warning light comes on and flashes to indicate
that the master warning system has detected a malfunction.
 P.361

3637-2. Steps to take in an emergency
7
When trouble arises
*: A buzzer sounds the first time a message is shown on the multi-information display.
In some situations, the master warning light and warning buzzer may not oper-
ate as specified. In this case, follow the instructions displayed in the warning
message.
 If a warning light comes on or flashes at the same time that a warning message is
displayed, take corrective action according to the warning light. ( P.351)
■Warning messages
The warning messages explained below
may differ from the actual messages
according to operation conditions and vehi-
cle specifications.
■Warning buzzer
In some cases, the buzzer may not be heard
due to being in a noisy location or audio
sound.
■If “Engine Oil Level Low Add or
Replace” is displayed
The engine oil level is low. Check the level
of the engine oil, and add if necessary.
This message may appear if the vehicle is
stopped on a slope. Move the vehicle to a
level surface and check to see if the mes-
sage disappears.
■If “Engine Stopped Steering Power
Low” is displayed
This message is displayed if the engine is
stopped while driving.
When steering wheel operations are
heavier than usual, grip the steering wheel
firmly and operate it using more force than
usual.
■If “Auto Power Off to Conserve Bat-
tery” is displayed
Power was turned off due to the automatic
power off function. Next time when starting
the engine, increase the engine speed
slightly and maintain that level for approxi-
mately 5 minutes to recharge the battery.
■If “High Power Consumption Power to
Climate Temporarily Limited” is dis-
played
Turn off unnecessary electronic equipment
to reduce power consumption.
Please wait until the power supply returns
to normal.
■If “Headlight System Malfunction Visit
Your Dealer” is displayed
The following systems may be malfunction-
ing. Have the vehicle inspected by your
Lexus dealer immediately.
●The LED headlight system
●The automatic headlight leveling system
(if equipped)
●AHB (Automatic High Beam)
■If “Radar Cruise Control Unavailable
See Owner’s Manual” is shown
The dynamic radar cruise control with full-
speed range system is suspended tempo-
rarily or until the problem shown in the mes-
Comes onDoes not sound
Indicates a condition, such as malfunction of electri-
cal components, their cond ition, or indicates the
need for maintenance
FlashesDoes not sound
Indicates a situation, such as when an operation has
been performed incorrectly, or indicates how to
perform an operation correctly
Warning buzzer*Warning

3727-2. Steps to take in an emergency
3Lower the vehicle.
4 Firmly tighten each wheel nut two
or three times in the order shown in
the illustration.
Tightening torque:
76 ft•lbf (103 N•m, 10.5 kgf•m)
5Stow the flat tire, tire jack and all
tools.
■The compact spare tire
●The compact spare tire is identified by
the label “TEMPORARY USE ONLY”
on the tire sidewall.
Use the compact spare tire temporarily,
and only in an emergency.
●Make sure to check the tire inflation
pressure of the compact spare tire.
( P.395)
■After completing the tire change
The tire pressure warning system must be
reset. ( P.324)
■When using the compact spare tire
As the compact spare tire is not equipped
with a tire pressure warning valve and
transmitter, low inflation pressure of the spare tire will not be indicated by the tire
pressure warning system. Also, if you
replace the compact spare tire after the tire
pressure warning light comes on, the light
remains on.
■When the compact spare tire is
attached
The vehicle becomes lower when driving
with the compact spare tire compared to
when driving with standard tires.
■If you have a flat front tire on a road cov-
ered with snow or ice (vehicles with 17-
inch tires)
Install the compact spare tire on one of the
rear wheels of the vehicle. Perform the fol-
lowing steps and fit tire chains to the front
tires:
1 Replace a rear tire with the compact
spare tire.
2 Replace the flat front tire with the tire
removed from the rear of the vehicle.
3 Fit tire chains to the front tires.
WARNING
■When using the compact spare tire
●Remember that the compact spare tire
provided is specifically designed for
use with your vehicle. Do not use your
compact spare tire on another vehicle.
●Do not use more than one compact
spare tire simultaneously.
●Replace the compact spare tire with a
standard tire as soon as possible.
●Avoid sudden acceleration, abrupt
steering, sudden braking and shifting
operations that cause sudden engine
braking.
■When the compact spare tire is
attached
The vehicle speed may not be correctly
detected, and the following systems may
not operate correctly:
• ABS & Brake assist
•VSC

3948-1. Specifications
Your Lexus vehicle is filled with “Toyota Genuine Differential Gear Oil” at the factory. Use
Lexus approved “Toyota Genuine Differential Gear Oil” or an equivalent of matching
quality to satisfy the above specification. Please contact your Lexus dealer for further
details.
*1: Minimum pedal clearance when depressed with a force of 67.4 lbf (300 N, 30.6 kgf) while the engine is running.
When performing the brake pedal inspection, also be sure to check that the brake sys-
tem warning light is not illuminated when th e engine is running. (If the brake system
warning light is illuminated, refer to P.351.)
*2: Make sure to confirm that the brake system warning light (yellow) does not illuminate. (If the brake system warning light illuminates, refer to P.355.)
Rear differential (AWD models)
Oil capacity0.5 qt. (0.5 L, 0.4 Imp.qt.)
Oil type and viscosityToyota Genuine Differential Gear Oil LT 75W-85 GL-5
or equivalent
Brakes
Pedal clearance*13.2 in. (81 mm) Min.
Pedal free play0.04  0.24 in. (1.0  6.0 mm)
Brake pad wear limit0.04 in. (1.0 mm)
Parking brake indicator*2
When pushing the parking brake switch for
1 to 2 seconds: comes on
When pulling the parkin g brake switch for 1
to 2 seconds: turns off
Fluid typeFMVSS No.116 DOT 3 or SAE J1703
FMVSS No.116 DOT 4 or SAE J1704
Steering
Free playLess than 1.2 in. (30 mm)

435What to do if... (Troubleshooting)
In this case, the engine can be started in a
temporary way. ( P.378)
 Is the battery discharged?
( P.379)
 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.150)
 It is locked automatically to prevent
theft of the vehicle. ( P.145)
 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.124)
 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.147) 
The seat belt reminder light is flash-
ing
Are the driver and the passengers wearing
the seat belts? ( P.354)
 The parking brake indicator is on
Is the parking brake released? ( P.154)
Depending on the situation, other
types of warning buzzer may also
sound. ( P.351, 361)
 Did anyone inside the vehicle open
a door during setting the alarm?
The sensor detects it and the alarm sounds.
( P.60)
To stop the alarm, turn the engine
switch to 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.361)
 When a warning light turns on or a
warning message is displayed, refer
to P.351, 361.
The shift lever cannot be shifted
from P even if you depress the
brake pedal
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

440Alphabetical index
Compartment ............................................... 312
Engine switch.................................................144
Fuel pump shut off system ................... 350
Hood................................................................. 310
How to start the engine............................144
Identification number ...............................389
If the engine will not start ....................... 374
If your vehicle has to be stopped in an emergency ................................................ 344
Ignition switch (engine switch) .............144
Overheating .................................................382
Tachometer .............................................. 68, 71
Engine coolant ................................................316 Capacity ......................................................... 392
Checking .........................................................316
Preparing and checking before winter...........................................................................251
Engine coolant temperature gauge .68, 71
Engine immobilizer system ........................ 59
Engine oil ..........................................................313 Capacity .........................................................390
Checking .........................................................313
Preparing and checking before winter...........................................................................251
Warning light ............................................... 352
Engine oil maintenance data ....................315
Engine switch .................................................. 144 Auto power off function ........................... 147
Changing the engine switch modes.. 147
If your vehicle has to be stopped in an emergency ................................................ 344
Starting the engine ...................................... 144
Enhanced Vehicle Stability Control (Enhanced VSC) ...................................... 246
Enhanced VSC (Enhanced Vehicle Stabil- ity Control) .................................................. 246
EPS (Electric Power Steering) .............. 246 Function .......................................................... 246
Warning light ...............................................353
Event data recorder (EDR) ........................... 8F
Flat tire ............................................................. 365 Tire pressure warning system ............. 322
Floor mats ...........................................................22
Fluid Automatic transmission ..........................393
Brake ................................................................394
Washer ............................................................ 319
Footwell light ................................................. 273
Front passenger occupant classification system ...............................................................37
Front seats ......................................................... 112 Adjustment ....................................................... 112
Cleaning .......................................................... 301
Correct driving posture ............................ 23
Driving position memory .......................... 113
Head restraints............................................... 116
Memory recall function.............................. 115
Power easy access system ...................... 113
Seat heaters ..................................................269
Seat position memory ................................ 113
Seat ventilators ............................................269
Front side marker light ............................... 158 Light switch .................................................... 158
Front side marker lights Replacing light bulbs................... 338, 339
Wattage ......................................................... 396
Front turn signal lights .................................153 Replacing light bulbs................... 338, 339
Turn signal lever .......................................... 153
Wattage ......................................................... 396
Fuel ......................................................................169 Capacity ........................................................ 390
Fuel gauge.................................................68, 71
Fuel pump shut off system.................... 350
Information ....................................................397
Refueling.......................................................... 169
Type ................................................................. 390
Warning light ...............................................354
Fuel consumption Average fuel economy .............................. 78

Alphabetical index447
Theft deterrent systemAlarm ..................................................................60
Engine immobilizer system ..................... 59
Tire inflation pressure ................................ 328 Maintenance data......................................395
Tire inflation pressure display function......................................................................... 322
Warning light ...............................................355
Tire information ............................................ 399 Glossary.........................................................403
Size..................................................................... 401
Tire identification number ...................... 401
Uniform Tire Quality Grading............ 402
Tire pressure warning system ................ 322 Function .......................................................... 322
Initializing ....................................................... 324
Installing tire pressure warning valves and transmitters ...................................... 323
Registering ID codes ............................... 326
Warning light ...............................................355
Tires ................................................................... 320 Chains ............................................................. 252
Checking .......................................................320
If you have a flat tire ..................................365
Inflation pressure........................................ 328
Information....................................................399
Replacing .......................................................365
Rotating tires ................................................ 322
Size....................................................................395
Snow tires ........................................................251
Spare tire........................................................365
Tire inflation pressure display function......................................................................... 322
Tire pressure warning system ............. 322
Warning light ...............................................355
Tools.................................................................. 366
Top tether strap ............................................... 53
Total load capacity ......................................388
Towing Dinghy towing ...............................................143
Emergency towing ................................... 347
Trailer towing................................................. 142 TRAC (Traction Control) ........................ 246
Traction Control (TRAC) ........................ 246
Trailer towing ..................................................142
Transmission
Automatic transmission ........................... 149
Driving Mode Select switch ...................213
Paddle shift switches .........................151, 152
S mode ............................................................. 152
Trip meters ................................................ 70, 74
Trunk .................................................................. 100 Hands Free Power Trunk Lid............... 103
Internal trunk release lever..................... 105
Power trunk lid .............................................100
Smart access system with push-button start ................................................................. 103
Trunk closer switch .................................... 104
Trunk easy closer........................................ 104
Trunk features .............................................. 279
Trunk grip ....................................................... 104
Trunk light ....................................................... 104
Trunk opener main switch...................... 106
Trunk opener switch ................................. 102
Trunk storage extension........................ 288
Wireless remote control ......................... 103
Trunk light ........................................................ 104
Turn signal lights ............................................153 Replacing light bulbs................... 338, 339
Turn signal lever .......................................... 153
Wattage ......................................................... 396
U
USB charging ports......................................281
V
Vanity lights....................................................280
Vanity mirrors ...............................................280
Vehicle data recordings ..................................7
Vehicle identification number ................388
Vehicle Stability Control (VSC) ........... 246
Ventilators (seat ventilators)................... 269
VSC (Vehicle Stability Control) ........... 246

448Alphabetical index
W
Warning buzzersABS ..................................................................353
Airbags ........................................................... 352
Approach warning.................................... 204
Brake hold.................................................... 358
Brake Override System .........................353
Brake system .................................................351
Charging system ....................................... 352
Downshifting ..................................................152
Drive-Start Control ..................................353
Electric power steering ..........................353
Engine ............................................................. 352
High coolant temperature ......................351
Intuitive parking assist.................. 222, 355
Low engine oil pressure......................... 352
LTA (Lane Tracing Assist).........186, 355
Open door....................................................... 99
Open hood...................................................... 99
Open trunk ...................................................... 99
Open window ............................................... 124
PKSA (Parking Support Alert) .............215
PKSB (Parking Support Brake) .........356
Pre-collision braking.................................. 176
RCD (Rear Camera Detection) ........356
RCTA (Rear Cross Traffic Alert) ......356
Seat belt ..........................................................354
Warning lights.................................................351 ABS ..................................................................353
Brake hold operated indicator .......... 358
Brake system .................................................351
Charging system ....................................... 352
Electric power steering ..........................353
High coolant temperature ......................351
Inappropriate pedal operation ...........353
Intuitive parking assist OFF indicator.........................................................................355
Low engine oil pressure......................... 352
Low fuel level ...............................................354
LTA indicator...............................................355
Malfunction indicator lamp................... 352 Master warning light................................ 358
Parking brake indicator .......................... 357
PCS...................................................................357
PKSB OFF indicator ............................... 356
RCD OFF indicator................................. 356
RCTA OFF indicator .............................. 356
Seat belt reminder light...........................354
Slip indicator................................................. 357
SRS ....................................................................352
Tire pressure ............................................... 355
Warning messages .......................................361
Washer ..............................................................164 Checking ........................................................ 319
Preparing and checking before winter........................................................................... 251
Switch................................................................ 164
Washing and waxing.................................. 298
Weight Cargo capacity .............................................142
Load limits .......................................................142
Weight............................................................ 388
Wheel lock key............................................. 366
Wheels ............................................................. 330 Size................................................................... 395
Window lock switch .....................................124
Windows ...........................................................123 Power windows............................................123
Rear window defogger...........................263
Washer ............................................................ 164
Windshield wiper de-icer .........................267
Windshield wipers ........................................164 Position..............................................................167
Rain-sensing windshield wipers .......... 164
Winter driving tips.........................................251
Wireless charger ......................................... 282
Wireless remote control ............................. 94 Battery-Saving Function.......................... 109
Locking/Unlocking ..................................... 94
Replacing the battery...............................333