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459
LX570_OM_OM60R07U_(U) 6Maintenance and care 6-1. Maintenance and care
Cleaning and protecting
the vehicle exterior ................460
Cleaning and protecting
the vehicle interior.................. 463
6-2. Maintenance
Maintenance
requirements ............................ 466
General maintenance..............468
Emission inspection and
maintenance (I/M)
programs ......................................471
6-3. Do-it-yourself maintenance
Do-it-yourself service
precautions................................ 472
Hood ............................................... 474
Engine compartment ............... 475
Tires ................................................ 488
Tire inflation pressure............... 497
Wheels ............................................ 501
Air conditioning filter ...............503
Electronic key battery ............. 505
Checking and replacing
fuses .............................................. 507
Light bulbs...................................... 510
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462
LX570_OM_OM60R07U_(U) 6-1. Maintenance and care
NOTICE ■
To prevent paint deterioration and corrosion on the body and components (aluminum
wheels etc.) ●
Wash the vehicle immediatel y in the following cases:
• After driving near the sea coast
• After driving on salted roads
• If coal tar or tree sap is present on the paint surface
• If you see dead insects, insect drop pings or bird droppings on the paint
• After driving in an area contaminated wi th soot, oily smoke, mine dust, iron pow-
der or chemical substances
• If the vehicle becomes heavily soiled in dust or mud
• If liquids such as benzene and gasoli ne are spilled on the paint surface●
If the paint is chipped or scratched, have it repaired immediately. ●
To prevent the wheels from corroding, remove any dirt and store in a place with low
humidity when storing wheels. ■
Cleaning the exterior lights ●
Wash carefully. Do not use organic subs tances or scrub with a hard brush.
This may damage the surfaces of the lights.●
Do not apply wax on the surfaces of the lights.
Wax may cause damage to the lenses. ■
When using an automatic car wash
Set the wiper switch to the off position.
If the wiper switch is in “AUTO”, the wipers may operate and the wiper blades may be
damaged. ■
When using a high pressure car wash
Do not bring the nozzle tip close to boots (rubber or resin manufactured cover), con-
nectors or the following parts. The parts may be damaged if they come into contact
with high-pressure water.
• Traction related parts
•Steering parts
• Suspension parts
• Brake parts
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LX570_OM_OM60R07U_(U) 4656-1. Maintenance and care
6
Maintenance and care NOTICE ■
Preventing damage to leather surfaces
Observe the following precautions to avoid damage to and deterioration of leather
surfaces: ●
Remove any dust or dirt from leather surfaces immediately.●
Do not expose the vehicle to direct sunlight for extended periods of time. Park the
vehicle in the shade, especially during summer. ●
Do not place items made of vinyl, plastic, or containing wax on the upholstery, as they
may stick to the leather su rface if the vehicle interior heats up significantly.■
When cleaning the inside of the windshie ld (vehicles with Le xus Safety System +)
Do not allow glass cleaner to contact the lens. Also, do not touch the lens. ( P. 251)■
Water on the floor
Do not wash the vehicle floor with water.
Vehicle systems such as the audio system ma y be damaged if wate r comes into contact
with electrical components such as the au dio system above or un der the floor of the
vehicle. Water may also cause the body to rust. ■
Cleaning the inside of the rear quarter windows and rear window ●
Do not use glass cleaner to clean the rear quarter windows and rear window, as this
may cause damage to the rear window defo gger heater wires or antenna. Use a cloth
dampened with lukewarm water to gently wipe the window clean. Wipe the window
in strokes running parallel to the heater wires or antenna.●
Be careful not to scratch or damage the heater wires or antenna.
Page 469 of 632

LX570_OM_OM60R07U_(U) 4696-2. Maintenance
6
Maintenance and care Vehicle interior Items Check points
Accelerator pedal • The accelerator pedal should move smoothly
(without uneven pedal effort or catching).
Automatic transmission
“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 appropriate clearance
from the floor? ( P. 568)
• Does the brake pedal have the correct amount of
free play? ( P. 568)
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 no t get too close to the floor
when the brakes are applied.
Head restraints • Do the head restraints move smoothly and lock
securely?
Indicators/buzzers • Do the indicators and buzzers function properly?
Lights • Do all the lights come on?
Seat belts • Do the seat belts operate smoothly?
• The seat belts should not be damaged.
Seats • Do the seat controls operate properly?
Steering wheel • Does the steering wheel rotate smoothly?
• Does the steering wheel have the correct amount of
free play?
• There should not be any strange sounds coming
from the steering wheel.
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474
LX570_OM_OM60R07U_(U) 6-3. Do-it-yourself maintenance
Hood Pull the hood lock release lever. The hood will pop up slightly.
Lift the hood catch and lift the hood.Release the lock from the inside of the vehicle to open the hood.1
2
WARNING ■
Pre-driving check
Check that the hood is fully closed and locked.
If the hood is not locked properly, it may op en while the vehicle is in motion and cause
an accident, which may result in death or serious injury.
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482
LX570_OM_OM60R07U_(U) 6-3. Do-it-yourself maintenance■
Adding fluid
Make sure to check the fluid type and prepare the necessary item. ■
Refilling brake fluid
Turn the engine switch off.
Depress the brake pedal more than 40 times.
Remove the reservoir cap by hand. Ad d brake fluid up to the “MAX” line.If you do not follow the procedure above, the reservoir may overflow.■
Brake fluid can absorb moisture from the air
Excess moisture in the fluid can cause a dang erous loss of braking efficiency. Use only
newly opened brake fluid. Fluid type FMVSS No.116 DOT 3 or SAE J1703 brake fluid
Items Clean funnel
WARNING ■
When filling the reservoir
Take care because brake fluid can harm yo ur hands or eyes and damage painted sur-
faces. If fluid gets on 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 or when
the fluid level in the accumulator is high. If the reservoir needs freq uent refilling, it may
indicate a serious problem. 1
2
3
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LX570_OM_OM60R07U_(U) 4836-3. Do-it-yourself maintenance
6
Maintenance and care ■
Fluid level
The fluid level should be within the appropriate range.
Full (when cold)
Add fluid (when cold)
Full (when hot)
Add fluid (when hot)
Hot: The vehicles has been driven around 50 mph (80 km/h) for 20 min-
utes, or slightly longer in frigid temperatures.
(Fluid temperature, 140 F - 175 F [60 C - 80 C]).
Cold: The engine has not been run for about 5 hours.
(Room temperature, 50 F - 85 F [10 C - 30 C]).■
Checking the fluid level
Make sure to check the fluid type and prepare the necessary items.
Clean all dirt off the reservoir.
Remove the cap by turnin g it counterclockwise.
Wipe the dipstick clean.
Reinstall the cap and remove it again.
Check the fluid level.Power steering fluid 1
2
3
4
Fluid type Automatic transmission fluid DEXRON ®
II or III
Items Rag or paper, clean funnel (only for adding fluid)1
2
3
4
5
Page 485 of 632

LX570_OM_OM60R07U_(U) 4856-3. Do-it-yourself maintenance
6
Maintenance and care ■
Before recharging
When recharging, the battery produces hydrogen gas which is flammable and explosive.
Therefore, observe the following before recharging: ●
If recharging with the battery installed on the vehicle, be sure to disconnect the ground
cable. ●
Make sure the power switch on the charge r is off when connecting and disconnecting
the charger cables to the battery. ■
After recharging/reconnecting the battery
The engine may not start. Follow the procedure below to initialize the system.
Shift the shift lever to P.
Open and close any of the doors.
Restart the engine. ●
Unlocking the doors using the smart access system with push-button start may not be
possible immediately after reconnecting the battery. If this happens, use the wireless
remote control or the mechanical key to lock/unlock the doors.●
Start the engine with the engine switch in ACCESSORY mode. The engine may not
start with the engine switch turned off. However, the engine will operate normally from
the second attempt. ●
The engine switch mode is recorded by the vehicle. If the battery is reconnected, the
vehicle will return the engine switch mode to the status it was in before the battery was
disconnected. Make sure to turn off the engine before disconnect the battery. Take
extra care when connecting the battery if the engine switch mode prior to discharge is
unknown.
If the engine will not start even after multiple attempts, contact your Lexus dealer.
WARNING ■
Chemicals in the battery
Batteries contain poisonous and corrosive sulfuric acid and may produce hydrogen
gas which is flammable and explosive. To redu ce the risk of death or serious injury, take
the following precautions while working on or near battery:●
Do not cause sparks by touching the battery terminals with tools. ●
Do not smoke or light a match near the battery. ●
Avoid contact with eyes, skin and clothes. ●
Never inhale or swallow electrolyte. ●
Wear protective safety glasses when working near the battery. ●
Keep children away from the battery. ■
Where to safely charge the battery
Always charge the battery in an open area . Do not charge the battery in a garage or
closed room where there is not sufficient ventilation. 1
2
3