maintenance LEXUS LX570 2015 Owner's Guide

7544-3. Do-it-yourself maintenance
LX570_OM_OM60L96U_(U) Wipe the dipstick clean.
Reinsert the dipstick fully.
Holding a rag unde r the end, pull
the dipstick out and check the oil
level.
Low
Normal
Excessive The shape of the dipstick may differ
depending on the type of vehicle or
engine.
Wipe the dipstick and reinsert it fully.
■ Adding engine oil
If the oil level is below or near the
low level mark, add engine oil of
the same type as already in the
engine. (  P. 889)
Make sure to check the oil type an d prepare the items needed before
adding oil. STEP 3
STEP 4
STEP 5
STEP 6

7554-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L96U_(U) Remove the oil filler cap.
Add engine oil slowly, checking the dipstick.
Install the filler cap, turning it clockwise.Engine oil selection  P. 889
Oil quantity
(Low  Full) 1.6 qt. (1.5 L, 1.3 Imp.qt.)
Items Clean funnel
■
Engine oil consumption
A certain amount of engine oil will be consumed while driving. In the following situ-
ations, oil consumption may increase, and engine oil may need to be refilled in
between oil maintenance intervals. ●
When the engine is new, for example di rectly 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, when towing, or when
driving while accelerating or decelerating frequently ●
When leaving the engine idling for a lo ng time, or when driving frequently
through heavy traffic STEP 1
STEP 2
STEP 3

7564-3. Do-it-yourself maintenance
LX570_OM_OM60L96U_(U) CAUTION■
Used engine oil ●
Used engine oil contains potentially harmful contaminants which may cause skin
disorders such as inflammation or skin cancer, so care should be taken to avoid
prolonged and repeated contact. To remove used engine oil from your skin, wash
thoroughly with soap and water. ●
Dispose of used oil and filters only in a safe and acceptable manner. Do not dis-
pose of used oil and filters in household trash, in sewers or onto the ground. Call
your Lexus dealer, service station or auto parts stor e 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 regular basis. ■
When replacing the engine oil ●
Be careful not to spill engine oil on the vehicle components. ●
Avoid overfilling, as the engine could be damaged.●
Check the oil level on the dipstick every time you refill the vehicle. ●
Be sure the engine oil filler cap is properly tightened.

7574-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L96U_(U) Engine coolant
The coolant level is satisfactory if it is between the “F” and “L” lines on the
reservoir when the engine is cold.
Reservoir cap
“F”
“L” If the level is on or below the “L”
line, add coolant up to the “F” line.
■
If the coolant level drops within a short time of replenishing
Visually check the radiator, hoses, reservoi r cap, radiator cap, drain cock and water
pump.
If you cannot find a leak, have your Lexus dealer test the cap and check for leaks in
the cooling system. ■
Coolant selection
Only use “Toyota Super Long Life Coolant” or similar high quality ethylene glycol
based non-silicate, non-amine, non-nitrite, and non-bora te coolant with long-life
hybrid organic acid technology.
U.S.A.: “Toyota Super Long Life Coolant” is a mixture of 50% coolant and 50%
deionized water. (Enabled: -31  F [-35  C])
Canada: “Toyota Super Long Life Coolant” is a mixture of 55% coolant and 45%
deionized water. (Enabled: -44  F [-42  C])
For more details about engine coolant, contact your Lexus dealer.

7584-3. Do-it-yourself maintenance
LX570_OM_OM60L96U_(U) Radiator and condenser
Check the radiator and condenser, and clear any foreign objects.
If any of the above parts are extremely dirty or you are not sure of their
condition, have your vehicle checked by your Lexus dealer. CAUTION■
When the engine is hot
Do not remove the coolant reservoir cap.
The cooling system may be under pressure and may spray hot coolant if the cap is
removed, causing serious injuries, such as burns.
NOTICE■
When adding engine coolant
Coolant is neither plain wate r nor straight antifreeze. Th e correct mixture of water
and antifreeze must be used to provide proper lubrication, corrosion protection
and cooling. Be sure to read the antifreeze or coolant label. ■
If you spill coolant
Be sure to wash it off with water to prevent damage to parts or paint.
CAUTION■
When the engine is hot
Do not touch the radiator or condenser as they may be hot and cause serious inju-
ries, such as burns.

7594-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L96U_(U) Brake fluid
■ Checking fluid level
The brake fluid level should be
between the “MAX” and “MIN”
lines on the tank.
MAX
MIN
Make sure to check the fluid type and prepare the necessary items.
■ Adding fluid
■ Refilling brake fluid
Turn the “ENGINE STAR T STOP” switch OFF.
Depress the brake pedal more than 40 times.
Remove the reservoir cap by hand . Add brake fluid up to the
“MAX” line.If you do not follow the procedure above, the reservoir may overflow.Fluid type FMVSS No.116 DOT 3 or SAE J1703 brake fluid
Items Clean funnel
■
Brake fluid can absorb moisture from the air
Excess moisture in the fluid can cause a dangerous loss of brak ing efficiency. Use
only newly opened brake fluid. STEP 1
STEP 2
STEP 3

7604-3. Do-it-yourself maintenance
LX570_OM_OM60L96U_(U) CAUTION■
When filling the reservoir
Take care because brake fluid can harm your hands or eyes and damage painted
surfaces. If fluid gets in your eyes, flush your eyes with clean water immediately. If
you still experience discomfort, see a doctor.
NOTICE■
If the fluid level is low
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.

7614-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L96U_(U) Power steering fluid
■ 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: Vehicle has been driven arou nd 50 mph (80 km/h) for 20 min-
utes, or slightly longer in fr igid temperatures. (Fluid tempera-
ture, 140  F - 175  F [60  C - 80  C]).
Cold: Engine has not been run for about five hours. (Room tempera-
ture, 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 turning it counterclockwise.
Wipe the dipstick clean.
Reinstall and remove the reservoir cap again.
Check the fluid level.Fluid type Automatic transmission fluid DEXRON ®
II or III
Items Rag or paper, Clean funnel (only for adding fluid)STEP 1
STEP 2
STEP 3
STEP 4
STEP 5

7624-3. Do-it-yourself maintenance
LX570_OM_OM60L96U_(U) Battery
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 clampCAUTION■
When checking the reservoir
Take care, as the re servoir may be hot.
NOTICE■
When adding fluid
Avoid overfilling, or the power steering may be damaged. ■
After replacing the reservoir cap
Check the steering box case , vane pump and hose conn ections for leaks or dam-
age.

7634-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L96U_(U) ■
Before recharging
When recharging, the battery produces hydrogen gas which is flammable and
explosive. Therefore, 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 charger is off when connecting and discon-
necting the charger cables to the battery.■
After recharging/reconnecting the battery
The engine may not start. Follow the pr ocedure below to initialize the system.
Depress the brake pedal with the shift lever in “P” or “N”.
Open and close any of the doors.
Restart the engine.
CAUTION■
Chemicals in the battery
A battery contains poisonous and corrosi ve sulfuric acid and may produce hydro-
gen gas which is flammable an d explosive. To reduce 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 safe ty glasses when working near the battery.●
Keep children away from the battery. STEP 1
STEP 2
STEP 3