belt LEXUS LX570 2018 Repair Manual

5237-2. Steps to take in an emergency
LX570_OM_OM60Q78U_(U) 7
When trouble arises * 1
: Brake system warning buzzer:
The buzzer sounds to indicate that the brake fluid level is low (with the vehicle
reached a speed of 3 mph [5 km/h]).
* 2
: Open door warning buzzer:
The open door warning buzzer sounds to alert one or more of the doors is not fully
closed (with the vehicle having reached a speed of 3mph [5 km/h]).
* 3
: Driver’s seat belt buzzer:
The driver’s seat belt buzzer sounds to alert the driver that his or her seat belt is not
fastened. Once the engine switch is turned to IGNITION ON mode, the buzzer
sounds for 6 seconds. If the vehicle reaches a speed of 12 mph (20 km/h), the buzzer
sounds once. If the seat belt is still unfast ened after 24 seconds, the buzzer will sound
intermittently for 10 seconds. Then, if the se at belt is still unfa stened, the buzzer will
sound in a different tone for 20 more seconds.
Front passenger’s seat belt buzzer:
The front passenger’s seat belt buzzer soun ds to alert the front passenger that his or
her seat belt is not fastened. The buzzer so unds once if the vehicle reaches a speed of
12 mph (20 km/h). If the seat belt is still unfastened after 24 se conds, the buzzer will
sound intermittently for 10 se conds. Then, if the seat belt is still unfastened, the buzzer
will sound in a different to ne for 20 more seconds.
* 4
: Parking brake engaged warning buzzer:
A buzzer sounds to indicate that the par king brake is still engaged (with the vehicle
having reached a speed of 3 mph [5 km/h]). Brake system warning light
Indicates a malfunction in the electric parking brake system
→ Have the vehicle inspected by your Lexus dealer immediately.Warning light Warning light/Details/Actions

524 7-2. Steps to take in an emergency
LX570_OM_OM60Q78U_(U) ■
SRS warning light
This warning light system monitors the airbag sensor assembly, front impact sensors, side
impact sensors (rear), side imp act sensors (front d oor), safing sensor (rear), driver’s seat
belt buckle switch, driver’s se at position sensor, front passeng er’s seat belt buckle switch,
airbags, interconnecting wiring and power so urces, front passenger occupant classifica-
tion system, “AIR BAG ON” and “AIR BAG OFF” indicator lights, seat belt pretensioners
and force limiters. ( → P. 38)■
Front passenger detection sensor, seat belt reminder and warning buzzer●
If luggage is placed on the front passenger seat, the front passenger detection sensor
may cause the warning light to flash and the warning buzzer to sound even if a passen-
ger is not sittin g in the seat.●
If a cushion is placed on the seat, the sens or may not detect a passenger, and the warn-
ing light may not operate properly. ■
If the malfunction indicator lamp comes on while driving
First check the following: ●
Is the fuel tank empty?
If it is, fill the fu el tank immediately.●
Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after several driving trips.
If the light does not go off even after severa l trips, contact your Lexus dealer as soon as
possible. ■
If the low speed four-wheel driv e indicator light or the center differential lock indicator
light blinks
Take the specified steps. ( → P. 305)
If the brake system warning light or the malf unction indicator light also comes on, or the
low speed four-wheel drive indicator light or the center differential lock indicator light
continues to blink afte r taking the specified steps, ther e may be a malfunction in the
engine, the brake system or the four-wheel dr ive system. In this case, you may not be able
to transfer between “H4” and “L4” modes, an d the center differential lock may not be
able to be locked or unlocked. Have the vehicle inspected by your Lexus dealer, immedi-
ately.

5517-2. Steps to take in an emergency
LX570_OM_OM60Q78U_(U) 7
When trouble arises WARNING ■
Avoiding battery fires or explosions
Observe the following precautions to preven t accidentally igniting the flammable gas
that may be emitted from the battery. ●
Make sure the jumper cable is connected to the correct terminal and that it is not
unintentionally in contact with any pa rt other than the intended terminal.●
Do not allow the jumper cables to come into contact with the “+” and “-” terminals. ●
Do not allow open flame or use matches, cigarette lighters or smoke near the battery. ■
Battery precautions
The battery contains poisonous and corrosive acidic electrolyte, while related parts
contain lead and lead compounds. Observ e the following precautions when handling
the battery. ●
When working with the battery, always wear safety glasses and take care not to allow
any battery fluids (acid) to come into cont act with skin, clothing or the vehicle body.●
Do not lean over the battery. ●
In the event that battery fluid comes into contact with the skin or eyes, immediately
wash the affected area with water and seek medical attention.
Place a wet sponge or cloth over the affected area until medical attention can be
received. ●
Always wash your hands afte r handling the battery support, terminals, and other bat-
tery-related parts. ●
Do not allow childre n near the battery.
NOTICE ■
When handling jumper cables
Be careful that the jumper cables do not be come tangled in the cooling fan or any of
the belts when connecting or disconnecting them.

554 7-2. Steps to take in an emergency
LX570_OM_OM60Q78U_(U) WARNING ■
When inspecting under the hood of your vehicle
Observe the following precautions.
Failure to do so may result in serious injury such as burns.●
If steam is seen coming from under the h ood, do not open the hood until the steam
has subsided. The engine compartment may be very hot. ●
Keep hands and clothing (especially a tie, a scarf or a muffler) away from the fans and
belts. Failure to do so may cause the hands or clothing to be caught, resulting in seri-
ous injury. ●
Do not loosen the radiator cap or the cool ant reservoir cap while the engine and radi-
ator are hot. High temperature steam or coolant could spray out.
NOTICE ■
When adding engine coolant
Add coolant slowly after the engine has cool ed down sufficiently. Adding cool coolant
to a hot engine too quickly can cause damage to the engine. ■
To prevent damage to the cooling system
Observe the following precautions: ●
Avoid contaminating the coolant with foreig n matter (such as sand or dust etc.).●
Do not use any coolant additive.

560
LX570_OM_OM60Q78U_(U) 8-1. Specifications
* : The engine oil capacity is a reference quantity to be used when changing the engine
oil. Warm up and turn off the engine, wait more than 5 minutes, and check the oil level
on the dipstick.Engine Model 5.7L V8 (3UR-FE)
Type 8-cylinder V type, 4-cycle, gasoline
Bore and stroke 3.70 × 4.02 in. (94.0 × 102.0 mm)
Displacement 345.6 cu.in. (5663 cm 3
)
Valve clearance
Automatic adjustment
Drive belt tension
Fuel Fuel type Unleaded gasoline only
Octane rating 91 (Research Octane Number 96) or higher
Fuel tank capacity
(Reference) 24.5 gal. (93 L, 20.4 Imp.gal.)
Lubrication system Oil capacity
(Drain and refill — reference
* )
With filter
Without filter 7.9 qt. (7.5 L, 6.6 Imp.qt.)
7.5 qt. (7.1 L, 6.2 Imp.qt.)

572
LX570_OM_OM60Q78U_(U) 8-1. Specifications
Bead
Sidewall
Shoulder
Tread
Belt
Inner liner
Reinforcing rubber
Carcass
Rim lines
Bead wires
ChaferTire section names 1
2
3
4
5
6
7
8
9
10
11

595
LX570_OM_OM60Q78U_(U) 9 For owners Reporting safety defects
for U.S. owners..................................... 596
Seat belt instructions
for Canadian owners
(in French) .............................................. 597
SRS airbag instructions
for Canadian owners
(in French) ..............................................599

597
LX570_OM_OM60Q78U_(U) 9
For owners
Seat belt instructions for Canadian owners
(in French) ●
Tirez sur la ceinture épaulière
jusqu’à ce qu’elle recouvre entière-
ment l’épaule; elle ne doit cependant
pas toucher le cou ni glisser de
l’épaule. ●
Placez la ceinture abdominale le
plus bas possible sur les hanches. ●
Réglez la position du dossier. Tenez-
vous assis bien au fond du siège, le
dos droit. ●
Ne vrillez pas la ceinture de sécurité.The following is a French explanation of seat belt instructions extracted from
the seat belt section in this manual.
See the seat belt section for more deta iled seat belt instructions in English.
Utilisation adéquate des ceintures de sécurité

610 What to do if... (Troubleshooting)
LX570_OM_OM60Q78U_(U) ●
It is locked automatically to prevent theft of the vehicle. ( → P. 207)●
Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be operated
if the window lock switch is pressed. ( → P. 165)●
The auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( → P. 207)●
The seat belt reminder light is flashing
Are the driver and the front passe nger wearing the seat belts?
( → P. 522)●
The parking brake indicator is on
Is the parking brake released? ( → P. 218)
Depending on the situation, other type s of warning buzzer may also sound.
( → P. 520, 528)
●
Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( → P. 77)
To stop the alarm, turn the engine switch to IGNITION ON mode or start the
engine. The steering wheel cannot be turned after the engine is stopped
The windows do not open or close by operating the power window
switches
The engine switch is turned off automatically
A warning buzzer sounds during driving
An alarm is activated and the horn sounds

614 Alphabetical index
LX570_OM_OM60Q78U_(U) Care ................................................. 458, 461
Aluminum wheels ............................. 458
Exterior................................................... 458
Interior ...................................................... 461
Radar sensor ....................................... 366
Seat belts ................................................462
Cargo capacity....................................... 186
Cargo hooks ...........................................427
Cargo net hooks ....................................427
CD player
* Chains .......................................................383
Child restraint system............................ 57
Booster seat definition....................... 58
Booster seat installation.....................69
Convertible seat definition .............. 58
Convertible seat installation ............ 67
Front passenger occupant
classification system ........................ 50
Infant seat/convertible seat
definition................................................ 58
Infant seat/convertible seat
installation ..............................................65
Installing CRS with
LATCH system .................................. 63
Installing CRS with seat belt ............65
Installing CRS with top tether
strap.......................................................... 70
LATCH system...................................... 63 Child safety .................................................56
Airbag precautions................................ 41
Back door precautions..................... 127
Battery precautions ............... 483, 551
Child-protectors ................................... 118
Child restraint system......................... 57
How your child should wear
the seat belt .......................................... 34
Installing child restraints .................... 62
Moon roof precautions ...................... 171
Power window lock switch.............165
Power window precautions ........... 167
Rear door child-protectors ............. 118
Removed key battery
precautions .......................................504
Safety information................................. 56
Seat belt extender precautions ......37
Seat belt precautions .......................... 36
Seat heater precautions ................... 413
Child-protectors ..................................... 118
Cleaning ........................................ 458, 461
Aluminum wheels ..............................458
Exterior ...................................................458
Interior .......................................................461
Radar sensor........................................ 366
Seat belts................................................ 462
Climate concierge switch................. 398
Clock..........................................................432
Coat hooks ..............................................443
Compass ...................................................... 91
Condenser...............................................479
Cool box .................................................. 430C