brake fluid Lexus LC500 2021 / LEXUS 2021 LC500,LC500H (OM11559U) User Guide

3106-3. Do-it-yourself maintenance
LC500
LC500h
■Adding fluid
Make sure to check the fluid type and
prepare the necessary items.
 Fluid type
SAE J1703 or FMVSS No.116 DOT 3
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 efficiency. Use
only newly opened brake fluid.
If any washer does not work or “Wind-
shield Washer Fluid Low” is shown on
the multi-information display, the
washer tank may be empty. Add
washer fluid.
LC500
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 leve l in the accumulator
is high.
If the reservoir needs frequent refilling,
there may be a serious problem.
Checking and adding the washer
fluid

3457-2. Steps to take in an emergency
7
When trouble arises
Fluid leaks under the vehicle. (Water
dripping from the air conditioning
after use is normal.)
 Flat-looking tires or uneven tire
wear
 Engine coolant temperature gauge
continually points higher than nor-
mal.
 Changes in exhaust sound
 Excessive tire squeal when corner-
ing
 Strange noises related to the sus-
pension system
 Pinging or other noises related to
the engine
 Engine missing, stumbling or run-
ning roughly
 Appreciable loss of power
 Vehicle pulls heavily to one side
when braking 
Vehicle pulls heavily to one side
when driving on a level road
 Loss of brake effectiveness, spongy
feeling, pedal almost touches the
floor
If you think something is
wrong
If you notice any of the following
symptoms, your vehicle probably
needs adjustment or repair. Con-
tact your Lexus dealer as soon as
possible.
Visible symptoms
Audible symptoms
Operational symptoms

3477-2. Steps to take in an emergency
7
When trouble arises
■Brake system warning light (warning buzzer)
■Charging system warning light*
*: This light illuminates on the multi-information display.
■Low engine oil pressure warning light (warning buzzer)*
*: This light illuminates on the multi-information display.
If a warning light turns on or a warning buzzer sounds
Calmly perform the following actions if any of the warning lights comes on or
flashes. If a light comes on or flashes, bu t then goes off, this does not necessar-
ily indicate a malfunction in the system. However, if this continues to occur,
have the vehicle inspected by your Lexus dealer.
Actions to the warning lights or warning buzzers
Warning lightDetails/Actions
(U.S.A.)
(red)
(Canada)
Indicates that:
 The brake fluid level is low; or
 The brake system is malfunctioning
This light also comes on when the pa rking brake is not released. If the
light turns off after the parking brake is fully released the system is oper-
ating normally.
 Immediately stop the vehicle in a safe place and contact your Lexus
dealer. Continuing to drive the vehicle may be dangerous.
 Indicates that the brake pads are worn out (only the right-side pads
can be detected)
 Have the vehicle inspected by your Lexus dealer.
Warning lightDetails/Actions
Indicates a malfunction in the vehicle’s charging system
Immediately stop the vehicle in a safe place and contact your Lexus
dealer.
Warning lightDetails/Actions
Indicates that the engine oil pressure is too low
 Immediately stop the vehicle in a safe place and contact your Lexus
dealer.

3928-1. Specifications
*: The fluid capacity is a reference quantity.If replacement is necessary, contact your Lexus dealer.
*: Your Lexus vehicle is filled with “Toyota Genu ine Differential Gear Oil” at the factory.
Use Lexus approved “Toyota Genu ine Differential Gear Oil” or an equivalent of match-
ing quality to satisfy the above specification. Please contact your Lexus dealer for further
details.
NOTICE
■Automatic transmission fluid type
Using transmission fluid other than the above type may cause abnormal noise or vibra-
tion, or damage the transmission of your vehicle.
Hybrid transmission (LC500h)
Fluid capacity*7.2 qt. (6.8 L, 6.0 Imp.qt.)
Fluid typeToyota Genuine ATF WS
NOTICE
■Hybrid transmission fluid type
Using transmission fluid other than the above type may cause abnormal noise or vibra-
tion, or ultimately damage the transmission of your vehicle.
Differential
Oil capacity0.90 qt. (0.85 L, 0.75 Imp.qt.)
Oil type and viscosity
Without LSD (Limited Slip Differential)
Toyota Genuine Differential gear oil LT
75W-85 GL-5 or equivalent
*

With LSD (Limited Slip Differential)
Toyota Genuine Differential gear oil LX
75W-85 GL-5 or equivalent
*
Brakes
Pedal clearance*15.2 in. (132 mm) Min.
Pedal free play0.04  0.24 in. (1.0  6.0 mm)
Brake pad wear limit0.04 in. (1.0 mm)

3938-1. Specifications
8
Vehicle specifications
*1: Minimum pedal clearance when depressed with a force of 112.4 lbf (500 N, 51.0 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 illumin ated when the engine is running ing>. (If the brake system warning lig ht is illuminated, refer to P.347.)
*2: Make sure to confirm that the brake system wa rning light (yellow) does not illuminate. (If
the brake system warning light illuminates, refer to P.351.)
20-inch tires
Parking brake lining wear limit0.04 in. (1.0 mm)
Parking brake indicator*2
When pushing the parking brake switch for
1 to 4 seconds: comes on
When pulling the parking brake switch for 1
to 4 seconds: turns off
Fluid typeSAE J1703 or FMVSS No.116 DOT 3
Steering
Free playLess than 1.2 in. (30 mm)
Tires and wheels
Tire sizeFront tires: 245/45RF20 99Y
Rear tires: 275/40RF20 102Y
Tire inflation pressure
(Recommended cold tire inflation pressure)
Driving under normal conditions:
Front: 33 psi (230 kPa, 2.3 kgf/cm
2 or bar)
Rear: 33 psi (230 kPa, 2.3 kgf/cm
2 or bar)
Driving at high speeds (above 137 mph
[220 km/h]) (in countries where such
speeds are permitted by law):
Add 10 psi (70 kPa, 0.7 kgf/cm
2 or bar) to
the front tires and rear tires. Never exceed
the maximum cold tire inflation pressure
indicated on the tire sidewall.
Wheel sizeFront wheels: 20  8 1/2J
Rear wheels: 20  9 1/2J
Wheel nut torque103.3 ft•lbf (140 N•m, 14.3 kgf•m)

435Alphabetical index
Alphabetical index
A
A/C ................................................................... 260Air conditioning filter ............................... 328
Automatic air conditioning system ...260
Micro dust and pollen filter................... 265
ABS (Anti-lock Brake System).............. 243 Function .......................................................... 243
Warning light ...............................................348
ACA (Active Cornering Assist) ........... 243
Active Cornering Assist (ACA) ........... 243
Active rear wing........................................... 240
Adaptive Variable Suspension System .......................................................................... 243
Airbags ............................................................... 28 Airbag operating conditions................... 30
Airbag precautions for your child ........ 33
Correct driving posture .............................23
Curtain shield airbag operating condi- tions .................................................................... 31
Curtain shield airbag precautions ....... 33
Front passenger occupant classification system ............................................................. 39
General airbag precautions ................... 33
Locations of airbags.................................... 28
Modification and disposal of airbags . 35
Side airbag operating conditions ........... 31
Side airbag precautions ............................ 33
Side and curtain shield airbags operating conditions........................................................ 31
Side and curtain shield airbags precau- tions .................................................................. 33
SRS airbags ..................................................... 28
SRS warning light ......................................348
Air conditioning filter ................................. 328
Air conditioning system ............................ 260 Air conditioning filter ............................... 328
Automatic air conditioning system ...260
Micro dust and pollen filter................... 265
Alarm ....................................................................72 Alarm ...................................................................72
Warning buzzer ......................................... 347 Anchor brackets ..................................... 45, 53
Antennas (smart access
system with push-
button start) ................................................... 117
Anti-lock Brake System (ABS).............. 243 Function .......................................................... 243
Warning light .............................................. 348
Approach warning...................................... 220
Automatic headlight leveling system ....182
Automatic High Beam ............................... 184
Automatic light control system................. 181
Automatic transmission ..............................162 M mode ........................................................... 168
Paddle shift switches .......................167, 168
Snow mode.................................................... 166
Auxiliary net................................................... 273
Average fuel economy................................. 88
Average vehicle speed ................................ 88
B
Back-up lights Replacing light bulbs ................................336
Battery (12-volt battery) .. ............................ 311
Battery checking ........................................... 311
If the 12-volt battery is discharged ... 369
Preparing and checking before winter ......................................................................... 250
Replacing ....................................................... 374
Warning light ............................................... 347
Battery (traction batter y) ............................ 65
Blind Spot Monitor (BSM).........................231 Blind Spot Monitor function .................235
Rear Cross Traffic Alert function ....... 237
Brake Brake hold .......................................................179
Fluid...................................................................392
Parking brake ................................................176
Regenerative braking ................................. 63
Warning light .................................... 347, 351
Warning message .....................................357
Brake assist .................................................... 243
Break-in tips.....................................................143
Brightness control

438Alphabetical index
Fuel pump shut off system .................... 346
Hood................................................................ 302
How to start the engine............................152
How to start the hybrid system ........... 156
Identification number ............................... 387
If the engine will not start ....................... 363
If the hybrid system will not start ........ 364
If your vehicle has to be stopped in an
emergency ................................................338
Ignition switch (engine switch) .............152
Ignition switch (power switch) ............. 156
Overheating..................................... 376, 379
Power switch ................................................ 156
Engine coolant..............................................308 Capacity .........................................................390
Checking ...................................................... 308
Preparing and checking before winter.........................................................................250
Engine coolant temperature gauge ....... 82
Engine immobilizer system ........................ 70
Engine oil ........................................................ 305 Capacity ........................................................ 388
Checking ...................................................... 305
Preparing and checking before winter.........................................................................250
Warning light ............................................... 347
Warning message.....................................359
Engine oil maintenance data .................. 307
Engine oil temperature gauge .................. 82
Engine switch (power switch) ........152, 156 Auto power off function ................155, 160
Changing the engine switch (power switch) modes.................................155, 159
If your vehicle has to be stopped in an
emergency ................................................338
Starting the engine (hybrid system)
................................................................ 152, 156
EPS (Electric Power Steering) .............. 243 Function .......................................................... 243
Warning light ...............................................348
EV drive mode............................................... 160
Event data recorder (EDR) ........................... 8 EV indicator ...................................................... 63
F
First-aid kit storage belt ............................ 275
Flat tire ............................................................. 362
Tire pressure warning system .............. 315
Floor mats ...........................................................22
Fluid Automatic transmission ........................... 391
Brake ................................................................392
Hybrid transmission..................................392
Washer ............................................................ 310
Footwell light ................................................... 271
Front passenger occupant classification system .............................................................. 39
Front seats ........................................................125 Adjustment ..................................................... 125
Cleaning ........................................................ 289
Correct driving posture ............................ 23
Driving position memory ......................... 127
Head restraints............................................... 131
Jam protection function ............................ 127
Memory recall function.............................129
Power easy access system ..................... 127
Seat heaters ................................................. 268
Seat position memory ............................... 127
Seat ventilators ........................................... 268
Front side marker light ................................. 181 Light switch ...................................................... 181
Replacing light bulbs ................................336
Front turn signal lights ................................. 175 Replacing light bulbs ................................336
Turn signal lever ...........................................175
Fuel ....................................................................... 191 Capacity ........................................................ 388
Fuel gauge ........................................................ 82
Fuel pump shut off system.....................346
Information ................................................... 395
Refueling............................................................ 191
Type ................................................................. 388
Warning light ................................................ 351
Fuel consumption