12-volt Lexus ES300h 2015 Do-it-yourself maintenance / (OM33B99U) Owner's Guide

4766-1. Using the air conditioning system and defogger
ES350_300h_OM_OM33B99U_(U)
NOTICE
■Humidity sensor (if equipped)
●Do not spray the glass cleaner on the sensor or subject it to strong impacts
●Do not stick anything on the sensor
■To prevent 12-volt battery discharge
Do not leave the air conditioning system on longer than necessary when the
engine is off.
In order to detect fog on the windshield, a
sensor which monitors the temperature of
the windshield, the surround humidity, etc. is
installed. (P. 4 7 3 )
Follow these points to avoid damaging the
sensor:
●Do not disassemble the sensor

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ES350_300h_OM_OM33B99U_(U)
6-1. Using the air conditioning system and defogger
6
Interior features
Heated steering wheel/seat heaters/
seat ventilators


: If equipped
Heated steering wheel and seat heaters heat the side grips of the steer-
ing wheel and seats, respectively. Seat ventilators maintain good air-
flow by blowing air from the seats.
CAUTION
●Care should be taken to prevent injury if anyone in the following categories
comes in contact with the steering wheel and seats when the heater is on:
• Babies, small children, the elderly, the sick and the physically challenged
• Persons with sensitive skin
• Persons who are fatigued
• Persons who have taken alcohol or drugs that induce sleep (sleeping drugs, cold remedies, etc.)
●Observe the following precautions to prevent minor burns or overheating:
• Do not cover the seat with a blanket or cushion when using the seat heater.
• Do not use seat heater more than necessary.
NOTICE
●Do not put heavy objects that have an unev en surface on the seat and do not stick
sharp objects (needles, nail s, etc.) into the seat.
●To prevent 12-volt battery discharge, do not use the functions when the hybrid
system is off.

ES350_300h_OM_OM33B99U_(U)
4816-2. Using the interior lights
6
Interior features
■Illuminated entry system
The lights automatically turn on/off according to “START STOP ENGINE”
<“POWER”> switch mode, the presence of the electronic key, whether the doors are
locked/unlocked, and whether the doors are opened/closed.
■To prevent 12-volt battery discharge
If the following lights remain on when the “START STOP ENGINE” <“POWER”>
switch is turned off the lights will go off automatically after 20 minutes:
●Outer foot lights
●Personal/interior light
●Door courtesy lights
●Ornament lights (if equipped)
●Footwell lights
■Customization
Setting (e.g. the time elapsed before lights turn off) can be changed.
(Customizable features: P. 7 3 0 )

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ES350_300h_OM_OM33B99U_(U)
6-4. Other interior features
Sun visors and vanity mirrors
To set the visor in the forward
position, flip it down.
To set the visor in the side posi-
tion, flip down, unhook, and swing
it to the side.
To use the side extender, place
the visor in the side position, then
slide it backward.
Slide the cover to open.
The light turns on when the cover is
opened.
Sun visors
1
2
3
Va n i t y m i r r o r s
NOTICE
■To prevent 12-volt battery discharge
Do not leave the vanity lights on for exte nded periods while the engine is not run-
ning .

ES350_300h_OM_OM33B99U_(U)
4936-4. Other interior features
6
Interior features
NOTICE
■To avoid damaging the power outlets
Close the power outlet lids when the power outlets are not in use.
Foreign objects or liquids that enter the power outlets may cause a short circuit.
■To prevent blown fuse
Do not use an accessory that uses more than 12V 10A.
■To prevent 12-volt battery discharge
Do not use the power outlets longer than necessary when the engine is not running
.

ES350_300h_OM_OM33B99U_(U)
4976-4. Other interior features
6
Interior features
CAUTION
■When the rear sunshade is being operated
Do not place fingers or other objects in the fastener section or in the opening.
They may get caught, causing injury.
NOTICE
■To prevent 12-volt battery discharge
Do not operate the rear sunshade when the engine is not running not operating>.
■To ensure normal operation of the rear sunshade and rear door sunshades
Observe the following precautions.
●Do not place excessive load on the moto r or other components of the rear sun-
shade.
●Do not place objects where they may hinder opening and closing operations.
●Do not attach items to the rear sunshade and rear door sunshades.
●Keep the opening clean and clear of obstructions.
●Do not operate the rear sunshade cont inuously for long periods of time.

506
ES350_300h_OM_OM33B99U_(U)
6-4. Other interior features
Press and hold the 2 outside buttons
shown in the illustration for 10 sec-
onds until the indicator light flashes.
If you sell your vehicle, be sure to
erase the programs stored in the
HomeLink
® memory.
■Programs stored in the HomeLink® memory
●The registered codes are not erased even if the 12-volt battery cable is discon-
nected.
●If learning failed when registering a different code to a HomeLink® button that
already has a code registered to it, the already registered code is not erased.
■Certification for the garage door opener
For vehicles sold in the U.S.A.
Erasing the entire HomeLink® memory (all three programs)

ES350_300h_OM_OM33B99U_(U)
5116-4. Other interior features
6
Interior features
■Conditions unfavorable to correct operation
The compass may not show the correct direction in the following conditions:
●The vehicle is stopped immediately after turning.
●The vehicle is on an inclined surface.
●The vehicle is in a place where the earth’s magnetic field is subject to interference
by artificial magnetic fields (underground car park/parking lot, under a steel tower,
between buildings, roof car park/parking lot, near an intersection, near a large
vehicle, etc.).
●The vehicle has become magnetized.
(There is a magnet or metal object near the inside rear view mirror.)
●The 12-volt battery ha s been disconnected.
●A door is open.
CAUTION
■While driving the vehicle
Do not adjust the display. Adjust the di splay only when the vehicle is stopped.
■When doing the circling calibration
Secure a wide space, and watch out for people and vehicles in the vicinity. Do not
violate any local traffic rules while performing circling calibration.

521
ES350_300h_OM_OM33B99U_(U)
7Maintenance and care
7-1. Maintenance and careCleaning and protecting the vehicle exterior................. 522
Cleaning and protecting the vehicle interior .................. 526
7-2. Maintenance Maintenance requirements............................. 529
General maintena nce .............. 532
Emission inspection and maintenance (I/M)
programs .................................... 536
7-3. Do-it-yourself maintenance Do-it-yourself service precautions ................................ 537
Hood ................................................ 541
Positioning a floor jack ............. 542
Engine compartment ............... 545
12-volt battery (hybrid vehicles) ...................... 562
Tires .................................................. 566
Tire inflation pressure ................577
Wheels .......................................... 580
Air conditioning filter ...............582
Electronic key battery ..............584
Checking and replacing fuses ..............................................586
Light bulbs.....................................598

ES350_300h_OM_OM33B99U_(U)
5317-2. Maintenance
7
Maintenance and care
CAUTION
■If your vehicle is not properly maintained
Improper maintenance could result in serious damage to the vehicle and possible
death or serious injury.
■Handling of the 12-volt battery
●Engine exhaust, some of its constituents , and a wide variety of automobile com-
ponents contain or emit chemicals known to the State of California to cause can-
cer and birth defects and other reproductive harm. Work in a well ventilated area.
●Oils, fuels and fluids contained in vehicles as well as waste produced by compo-
nent wear contain or emit chemicals known to the State of California to cause
cancer and birth defects or other repr oductive 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 br ain damage. Wash your hands after
handling. ( P. 5 5 7 , 5 6 2 )