2022 LEXUS ES350 brake fluid

15Pictorial index
Parking brake switch ............................................................................................. P.154
Applying/releasing ........................................................................................................... P.154
Precautions against winter season ............................................................................ P.252
Warning buzzer/message ........................................................................P.155, 351, 362
Turn signal lever ......................................................................................................P.153
Headlight switch......................................................................................................P.158
Headlights/parking lights/tail lights/daytime running lights ........................... P.158
AHB (Automatic High Beam)........................................................................................ P.161
Windshield wiper and washer switch ................................................................ P.164
Usage.......................................................................................................................................P.164
Adding washer fluid .......................................................................................................... P. 319
Warning messages ................................................................................................ P.319, 362
Emergency flasher switch ...................................................................................P.344
Hood lock release lever........................................................................................P.310
Tilt and telescopic steering control switch
*1/tilt and telescopic steering lock
release lever
*1........................................................................................................... P.118
Adjustment ..................................................................................................................... ........P.118
Driving position memory
*1............................................................................................... P.113
Air conditioning system .......................................................................................P.262
Usage..................................................................................................................................... P.262
Rear window defogger................................................................................................... P.263
Audio system
*2
Trunk opener main switch .................................................................................... P.106
*1: If equipped
*2: Refer to “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.
E
F
G
H
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K
L
M

1394-1. Before driving
4
Driving
When the following unusual operation
is performed with the accelerator
pedal depressed, the engine output
may be restrained.
When the shift lever is shifted to R
*.
 When the shift lever is shifted from P or R to forward drive shift position
such as D
*.
When the system operates, a message
appears on the multi-information dis-
play. Read the message and follow the
instruction.
*: Depending on the situation, the shift position may not be changed.
■Drive-Start Control (DSC)
●When the TRAC is turned off ( P.247),
sudden start restraint control also does
not operate. If your vehicle have trouble
escaping from the mud or fresh snow due
to sudden start restraint control opera-
tion, deactivate TRAC ( P.247) so that
the vehicle may become able to escape
from the mud or fresh snow.
NOTICE
■When encountering flooded roads
Do not drive on a road that has flooded
after heavy rain etc. Doing so may cause
the following serious damage to the vehi-
cle:
●Engine stalling
●Short in electrical components
●Engine damage caused by water
immersion
In the event that you drive on a flooded
road and the vehicle is flooded, be sure
to have your Lexus dealer check the fol-
lowing:
●Brake function
●Changes in quantity and quality of oil
and fluid used for the engine, auto-
matic transmission, transfer (AWD
models), rear differential (AWD mod-
els), etc.
●Lubricant condition for the propeller
shaft (AWD models), bearings and
suspension joints (where possible),
and the function of all joints, bearings,
etc.
■When parking the vehicle
Always set the parking brake, and shift
the shift lever to P. Failure to do so may
cause the vehicle to move or the vehicle
may accelerate suddenly if the accelera-
tor pedal is accidentally depressed.
Sudden start restraint control
(Drive-Start Control [DSC])

3046-2. Maintenance
3Press or of the meter control
switches and select “Scheduled Mainte-
nance”. Then press “OK”.
4 Select “Yes” and press “OK”.
A message will be displayed when the reset
procedure has been completed.
You can perform some maintenance
procedures by yourself.
Please be aware that do-it-yourself
maintenance may affect warranty cov-
erage.
The use of Lexus repair manuals is recom-
mended.
For details about warranty coverage, refer
to the separate “Owner’s Guide”, “War-
ranty and Service Guide”, “Owner’s Man-
ual Supplement” or “Warranty Booklet”.
Do-it-yourself maintenance
General maintenance
Listed below are the general main-
tenance items that should be per-
formed at the intervals specified in
the “Warranty and Service Guide”
or “Owner’s Manual Supplement”.
It is recommended that any prob-
lem you notice shou ld be brought to
the attention of your Lexus dealer
or qualified service shop for advice.
WARNING
■If the engine is running
Turn the engine off and ensure that there
is adequate ventilation before perform-
ing maintenance checks.
Engine compartment
ItemsCheck points
BatteryCheck the battery
connections. ( P.317)
Brake fluid
Is the brake fluid at the
correct level?
( P.317)
Engine coolant
Is the engine coolant at
the correct level?
( P.316)
Engine oil
Is the engine oil at the
correct level?
( P.313)
Exhaust system
There should not be
any fumes or strange
sounds.

3056-2. Maintenance
6
Maintenance and care
Radiator/con-
denser
The radiator and con-
denser should be free
from foreign objects.
( P.316)
Washer fluid
Is there sufficient
washer fluid?
( P.319)
Vehicle interior
ItemsCheck points
Accelerator
pedal
• The accelerator
pedal should move
smoothly (without
uneven pedal effort
or catching).
Automatic trans-
mission “Park”
mechanism
•When parked on a slope and the shift
lever is in P, is the
vehicle securely
stopped?
Brake pedal
• Does the brake pedal move
smoothly?
• Does the brake pedal have appro-
priate clearance
from the floor?
• Does the brake pedal have the cor-
rect amount of free
play?
ItemsCheck points
Brakes
• The vehicle should not pull to one side
when the brakes are
applied.
•The brakes should work effectively.
• The brake pedal should not feel
spongy.
• The brake pedal should not get too
close to the floor
when the brakes are
applied.
Head restraints
•Do the head restraints move
smoothly and lock
securely?
Indicators/buzz-
ers•Do the indicators and buzzers function
properly?
Lights
• Do all the lights come on?
• Are the headlights aimed correctly?
Parking brake
•Does the parking brake operate nor-
mally?
•When parked on a slope and the park-
ing brake is on, is the
vehicle securely
stopped?
Seat belts
• Do the seat belts operate smoothly?
• The seat belts should not be damaged.
ItemsCheck points

3086-3. Do-it-yourself maintenance
6-3.Do-it-yo urself mainte nance
Do-it-yourself service pre-
cautions
If you perform maintenance by
yourself, be sure to follow the cor-
rect procedure as given in these
sections.
Maintenance
ItemsParts and tools
Battery condi-
tion (P.317)
•Grease
• Conventional wrench
(for terminal clamp
bolts)
Brake fluid
level
( P.317)
• FMVSS No.116 DOT 3
or SAE J1703 brake
fluid
FMVSS No.116 DOT 4
or SAE J1704 brake
fluid
•Rag or paper towel
• Funnel (used only for adding brake fluid)
Engine coolant
level
( P.316)
•“Toyota Super Long
Life Coolant” or a simi-
lar high quality eth-
ylene glycol-based
non-silicate, non-amine,
non-nitrite and non-
borate coolant with
long-life hybrid organic
acid technology
For the U.S.A.:
“Toyota Super Long
Life Coolant” is pre-
mixed with 50% cool-
ant and 50% deionized
water.
For Canada:
“Toyota Super Long
Life Coolant” is pre-
mixed with 55% cool-
ant and 45% deionized
water.
• Funnel (used only for adding coolant)
Engine oil level
( P.313)
•“Toyota Genuine
Motor Oil” or equiva-
lent
• Rag or paper towel
• Funnel (used only for adding engine oil)
Fuses
( P.335)• Fuse with same amper-
age rating as original
Headlight aim• Phillips-head screw-driver
Light bulbs
( P.338)
• Bulb with same number
and wattage rating as
original
• Flathead screwdriver
Radiator and
condenser
(  P.316)

ItemsParts and tools

3126-3. Do-it-yourself maintenance
2GR-FKS engineFuse boxes ( P.335)
Engine oil filler cap ( P.314)
Engine oil level dipstick ( P.313)
Battery ( P.317)
Brake fluid reservoir ( P.317)
Radiator ( P.316)
Electric cooling fan
Condenser ( P.316)
Engine coolant reservoir ( P.316)
Washer fluid tank ( P.319)
Engine compartment
Components
A
B
C
D
E
F
G
H
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J

3136-3. Do-it-yourself maintenance
6
Maintenance and care
A25A-FKS engineFuse boxes ( P.335)
Engine oil filler cap ( P.314)
Engine oil level dipstick ( P.313)
Battery ( P.317)
Brake fluid reservoir ( P.317)
Radiator ( P.316)
Electric cooling fan
Condenser ( P.316)
Engine coolant reservoir ( P.316)
Washer fluid tank ( P.319)
With the engine at operating tempera-
ture and turned off, check the oil level
on the dipstick.
■Checking the engine oil
1 Park the vehicle on level ground.
After warming up the en gine and turning it
off, wait more than 5 minutes for the oil to
drain back into the bottom of the engine.
2 Holding a rag under the end, pull
the dipstick out.
A
B
C
D
E
F
G
H
I
J
Checking and adding the engine
oil

3176-3. Do-it-yourself maintenance
6
Maintenance and care
■Checking fluid level
The brake fluid level should be
between the “MAX” and “MIN” lines
on the tank.
■Adding fluid
Make sure to check the fluid type and
prepare the necessary items.
 Fluid type
FMVSS No.116 DOT 3 or SAE J1703
brake fluid
FMVSS No.116 DOT 4 or SAE J1704
brake fluid
Item
Clean funnel
■Brake fluid can absorb moisture from
the air
Excess moisture in the brake fluid can
cause a dangerous loss of braking effi-
ciency. Use only newly opened brake fluid.
Check the battery as follows.
■Battery exterior
Make sure that the battery terminals
are not corroded and that there are no
loose connections, cracks, or loose
clamps.
Terminals
Hold-down clamp
WARNING
■When the engine is hot
Do not touch the radiator or condenser
as they may be hot and cause serious
injuries, such as burns.
Checking and adding the brake
fluid
WARNING
■When filling the reservoir
Take care as brake fluid can harm your
hands and eyes and damage painted sur-
faces.
If fluid gets on your hands or in your eyes,
flush the affected area with clean water
immediately.
If you still experience discomfort, see a
doctor.
NOTICE
■If the fluid level is low or high
It is normal for the brake fluid level to go
down slightly as the brake pads wear out
or when the fluid level in the accumulator
is high.
If the reservoir needs frequent refilling,
there may be a serious problem.
Checking the battery
A
B