2019 Lexus ES300h service reset

3096-2. Maintenance
6
Maintenance and care
6-2.Maintenance
■Repair and replacement
It is recommended that genuine Lexus parts
be used for repairs to ensure performance
of each system. If non-Lexus parts are used
in replacement or if a repair shop other than
a Lexus dealer perfor ms repairs, confirm
the warranty coverage.
■Allow inspection and repairs to be per-
formed by a Lexus dealer
●Lexus technicians are well-trained spe-
cialists and are kept up to date with the
latest service information. They are well
informed about the operations of all sys-
tems on your vehicle.
●Keep a copy of the repa ir order. It proves
that the maintenance that has been per-
formed is under warra nty coverage. If any
problem should arise while your vehicle is
under warranty, your Lexus dealer will
promptly take care of it.
General maintenance should be per-
formed on a daily basis. This can be
done by yourself or by a Lexus dealer.
Scheduled maintenance should be
performed at specified intervals
according to the maintenance sched-
ule.
For details about ma intenance items and
schedules, refer to the “Warranty and Ser-
vice Guide”, “Owner’s Manual Supple-
ment” or “Scheduled Maintenance”.
■Resetting the message indicating main-
tenance is required
After the required maintenance is per-
formed according to the maintenance
schedule, please reset the message.
To reset the message, follow the procedure
described below:
1
Press or of the meter control
switches and select .
2
Press or of the meter control
switches and select “Vehicle Settings”.
Then press “OK”.
Maintenance requirements
To ensure safe and economical driv-
ing, day-to-day care and regular
maintenance are essential. It is the
owner’s responsibility to perform
regular checks. Lexus recommends
the following maintenance:
WARNING
■If your vehicle is not properly main-
tained
Improper maintenanc e could result in
serious damage to the vehicle and possi-
ble death or serious injury.
■Handling of the 12-volt battery
●Engine exhaust, some of its constitu-
ents, and a wide variety of automobile
components contain or emit chemicals
known to the State of California to
cause cancer and birth defects and
other reproductive harm. Work in a
well ventilated area.
●Oils, fuels and fluids contained in vehi-
cles as well as waste produced by
component wear contain or emit
chemicals known to the State of Cali-
fornia to cause cancer and birth
defects or other reproductive harm.
Avoid exposure and wash any affected
area immediately.
●12-volt battery posts, terminals and
related accessories contain lead and
lead compounds which are known to
cause brain damage. Wash your hands
after handling. ( P.323)
General maintenance
Scheduled maintenance

3106-2. 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 disp layed 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 should be brought to
the attention of your Lexus dealer
or qualified service shop for advice.
WARNING
■If the hybrid system is operating
Turn the hybrid system off and ensure
that there is adequate ventilation before
performing maintenance checks.
Engine compartment
ItemsCheck points
Brake fluid
Is the brake fluid at the
correct level?
(  P.322)
Engine/power
control unit cool-
antIs the engine/power
control unit coolant at
the correct level?
( P.320)
Engine oil
Is the engine oil at the
correct level?
( P.318)
Exhaust system
There should not be
any fumes or strange
sounds.

3206-3. Do-it-yourself maintenance
between oil maintenance intervals.
●When the engine is new, for example
directly after purchasing the vehicle or
after replacing the engine
●If low quality oil or oil of an inappropriate
viscosity is used
●When driving at high engine speeds or
with a heavy load, or when driving while
accelerating or decelerating frequently
●When leaving the engine idling for a long
time, or when driving frequently through
heavy traffic
■After changing the engine oil
The engine oil maintenance data should be
reset. Perform the following procedures:
1
While the vehicle is stopped, press
of the meter control switches.
2
Press or of the meter control
switches, and select .
3
Press or of the meter control
switches, select “Veh icle Settings”, and
then press “OK”.
4
Press or of the meter control
switches, select “Oil Maintenance”, and
then press “OK”.
5
Select “Yes” and then press “OK”.
A message will be displayed on the multi-
information display.
The coolant level is satisfactory if it is
between the “F”/“FULL” and
“L”/“LOW” lines on the reservoir when
the hybrid system is cold.
■Engine coolant reservoir
WARNING
■Used engine oil
●Used engine oil contains potentially
harmful contaminants which may
cause skin disorders such as inflamma-
tion and skin cancer, so care should be
taken to avoid prolonged and
repeated contact. To remove used
engine oil from your skin, wash thor-
oughly with soap and water.
●Dispose of used oil and filters only in a
safe and acceptable manner. Do not
dispose of used oil and filters in house-
hold trash, in sewers or onto the
ground.
Call your Lexus dealer, service station
or auto parts store for information
concerning recycling or disposal.
●Do not leave used engine oil within the
reach of children.
NOTICE
■To prevent serious engine damage
Check the oil level on a regular basis.
■When replacing the engine oil
●Be careful not to spill engine oil on the
vehicle components.
●Avoid overfilling, or the engine could
be damaged.
●Check the oil level on the dipstick
every time you refill the vehicle.
●Be sure the engine o il filler cap is prop-
erly tightened.
Checking the coolant

449What to do if... (Troubleshooting)Alphabetical index449
Fuses ..................................................................341
Light bulbs..................................................... 344
Tires .................................................................. 372
Resetting the message indicating mainte- nance is required ...................................... 309
Road Sign Assist ........................................... 185
RSA (Road Sign Assist) ............................. 185
S
SCB (Secondary Collision Brake) ....... 236
Seat belt reminder ligh t...............................361
Seat belts............................................................ 24 Adjusting the seat belt................................ 26
Automatic Locking Retractor ................ 26
Child restraint system installation ......... 43
Cleaning and maintaining the seat belt.........................................................................303
Emergency Locking Retractor .............. 26
How to wear your seat belt ..................... 25
How your child should wear the seat belt ............................................................................ 25
Pregnant women, proper seat belt use .............................................................................24
Reminder light and buzzer .....................361
Seat belt extender ........................................ 25
Seat belt pretensioners .............................. 26
SRS warning light ......................................359
Seat heaters ..................................................... 261
Seating capacity.............................................133
Seat position memory................................... 110
Seats................................................................... 109 Adjustment precautions .......................... 109
Adjustment..................................................... 109
Child seats/child restraint system installa-tion .....................................................................42
Cleaning.........................................................303
Driving position memory.......................... 110
Head restraints .............................................. 113
Power easy access system ...................... 110
Properly sitting in the seat .........................23
Seat heaters .................................................... 261
Seat position memory ................................ 110 Seat ventilators ..............................................261
Seat ventilators ...............................................261
Secondary Collision Brake (SCB) ....... 236
Sensor Automatic headlight system .................. 150
Automatic High Beam system ............. 153
Inside rear view mirror ............................... 117
Intuitive parking assist ............................. 205
LTA (Lane Tracing Assist) ......................176
Parking Support Brake function (rear-crossing vehicles)................................... 229
Parking Support Brake function (static objects) ........................................................ 225
Radar sensor ...................................... 163, 198
Rain-sensing windshield wipers .......... 158
RCTA................................................................. 212
Service plug ...................................................... 56
Service reminder message ..................... 309
S-FLOW mode ............................................ 258
Shift lever Hybrid transmission..................................... 141
Shift lever light .............................................. 265
Side airbags ...................................................... 28
Side marker lights......................................... 150 Light switch .................................................... 150
Side mirrors ...................................................... 117 Adjustment ....................................................... 117
BSM (Blind Sport Monitor)....................197
Folding................................................................ 118
Linked mirror functi on when reversing
............................................................................. 118
Mirror position memory ............................ 110
RCTA function ............................................... 211
Side turn signal lights ...................................145 Replacing light bulbs ................................344
Turn signal lever .......................................... 145
Side windows ..................................................120
Smart access system with push-button start...................................................................102Antenna location ......................................... 102
Entry functions ......................................... 91, 97
Starting the hybrid system ...................... 135