LEXUS LX570 2021 Owners Manual

LX570_OM_OM60T33U_(U)
5116-3. Do-it-yourself maintenance
6
Maintenance and care
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been replaced, a bulb may need
replacement. (P. 512)
●If the replaced fuse blows again, have th e vehicle inspected by your Lexus dealer.
■If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness from damage.
WARNING
■To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure to do so may cause damage to th e vehicle, and possibly a fire or injury.
●Never use a fuse of a higher amperage rati ng than indicated, or use any other object
in place of a fuse.
●Always use a genuine Lexus fuse or equivalent.
Never replace a fuse with a wi re, even as a temporary fix.
●Do not modify the fuses or the fuse boxes.
NOTICE
■Before replacing fuses
Have the cause of electrical overload dete rmined and repaired by your Lexus dealer,
as soon as possible.

512
LX570_OM_OM60T33U_(U)6-3. Do-it-yourself maintenance
Light bulbs
■LED lights
If any of the lights listed below has burnt
out, have it replaced by your Lexus dealer.
●Headlights
●Parking lights/daytime running lights
●Front side marker lights
●Fog lights
●Front turn signal lights
●Side turn signal lights
●Outer foot lights
●Rear turn signal lights
●High mounted stoplight
●Stop/tail lights
●License plate lights
●Stop lights
●Back-up lights
●Rear side marker lights
●Running board light
■Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not indicate a
malfunction. Contact your Lexus dealer for mo re information in the following situations:
●Large drops of water are built up on the inside of the lens.
●Water has built up inside the headlight.
If any lights burn out, have it replaced by your Lexus dealer.
WARNING
■Handling lights
Do not touch the lights while they are on or immediately after they have been turned
off. Doing so may result in burns.

513
LX570_OM_OM60T33U_(U)
7When trouble arises
7-1. Essential informationEmergency flashers ................... 514
If your vehicle has to be stopped in an emergency..... 515
If the vehicle is trapped in rising water ............................ 516
7-2. Steps to take in an emergency If your vehicle needs to be towed..................................517
If you think something is wrong ........................................... 522
Fuel pump shut off system ...... 523
If a warning light turns on or a warning buzzer
sounds.......................................... 524
If a warning message is displayed..................................... 532
If you have a flat tire .................. 536
If the engine will not start ........548
If the electronic key does not operate properly ............ 550
If the vehicle battery is discharged .................................553
If your vehicle overheats .........556
If the vehicle becomes stuck .............................................559

514
LX570_OM_OM60T33U_(U)7-1. Essential information
Emergency flashers
Press the switch.
All the turn signal lights will flash.
To turn them off, press the switch once
again.
■Emergency flashers
If the emergency flashers are used for a long time while the engine is not operating, the
battery may discharge.
The emergency flashers are used to warn other drivers when the vehicle has
to be stopped in the road due to a breakdown, etc.

515
LX570_OM_OM60T33U_(U)
7
When trouble arises
7-1. Essential information
If your vehicle has to be stopped in an emergency
Steadily step on the brake pedal with both feet and firmly depress it.
Do not pump the brake pedal repeatedly as this will increase the effort required to
slow the vehicle.
Shift the shift lever to N.
If the shift lever is shifted to N
After slowing down, stop the vehicle in a safe place by the road.
Stop the engine.
If the shift lever cannot be shifted to N
Keep depressing the brake pedal with both feet to reduce vehicle speed as
much as possible.
To stop the engine, press and hold
the engine switch for 2 consecutive
seconds or more, or press it briefly 3
times or more in succession.
Stop the vehicle in a safe place by the road.
Only in an emergency, such as if it becomes impossible to stop the vehicle in
the normal way, stop the vehicl e using the following procedure:
1
2
3
4
3
Press and hold for 2 seconds or more,
or press briefly 3 times or more
4
WARNING
■If the engine has to be turned off while driving
Power assist for the brakes and steering wheel will be lost, making the brake pedal
harder to depress and the steering wheel heav ier to turn. Decelerate as much as possi-
ble before turning off the engine.
5

516
LX570_OM_OM60T33U_(U)7-1. Essential information
If the vehicle is trapped in rising water
●Remove the seat belt first.
●If the door can be opened, open
the door and exit the vehicle.
●If the door can not be opened, open the window using the power window
switch and exit the vehicle through the window.
●If the window can not be opened us ing the power window switch, remain
calm, wait until the water level inside the vehicle rises to the point that the
water pressure inside of the vehicle equals the water pressure outside of the
vehicle, and then open the door and exit the vehicle.
In the event the vehicle is submerged in water, remain calm and perform the
following.
WARNING
■Using an emergency hammer* for emergency escape
The rear side windows and rear window of this vehicle can be shattered by an emer-
gency hammer
* used for emergency escape, however, since the windshield and front
side windows are laminated glass they ca n not be shattered by an emergency ham-
mer
*.
*: Contact your Lexus dealer or aftermarket accessory manufacturer for further infor-
mation about an emergency hammer.
■Escaping the vehicle from the window
There are cases where escaping the vehicl e from the window is not possible due to
seating position, passenger body type, etc.
When using an emergency hammer, consider your seat location and the size of the
window opening to ensure that the opening is accessible and large enough to escape.

517
LX570_OM_OM60T33U_(U)
7
When trouble arises
7-2. Steps to take in an emergency
If your vehicle needs to be towed
If towing is necessary, we recommend having your vehicle towed by your
Lexus dealer or commercial towing se rvice, using a wheel-lift type truck or
flatbed truck.
Use a safety chain system for all towing, and abide by all state/provincial and
local laws.
If towing your vehicle with a wheel-lift type truck, use a towing dolly.
(  P. 519, 517)
WARNING
Observe the following precautions.
Failure to do so may result in death or serious injury.
■When towing the vehicle
■While towing
●When towing using cables or chains, avoid sudden starts, etc. which place excessive
stress on the towing hooks, cables or chai ns. The towing hooks, cables or chains may
become damaged, broken debris may hit people and cause serious damage.
●Make sure to disable all functions of the vehicle height control of the electronically
modulated air suspension. Otherwise, the vehicle height may change and part of
your body may be caught under the vehicle, possibly causing injury. ( P. 305)
●Do not turn the engine switch off.
There is a possibility that the steering wheel is locked and cannot be operated.
Be sure to transport the vehicle with all four
wheels raised off the ground. If the vehicle is
towed with the tires contacting the ground, the
drivetrain or related parts may be damaged,
the vehicle may fly off the truck.

5187-2. Steps to take in an emergency
LX570_OM_OM60T33U_(U)
The following may indicate a problem with your transmission. Contact your
Lexus dealer or commercial to wing service before towing.
●The engine is running but the vehicle does not move.
●The vehicle makes an abnormal sound.
NOTICE
■To prevent damage to the vehicle when towing using a wheel-lift type truck
●Do not tow the vehicle from the rear when the engine switch is off. The steering lock
mechanism is not strong enough to hold the front wheels straight.
●When raising the vehicle, ensure adequate ground cleara nce for towing at the oppo-
site end of the raised vehicle. Without ad equate clearance, the vehicle could be dam-
aged while being towed.
■To prevent damage to the vehicle wh en towing with a sling-type truck
Do not tow with a sling-type truck, either from the front or rear.
■To prevent damage to the ve hicle during emergency towing
Do not secure cables or chains to the suspension components.
■Recreational towing (behind motor home, etc.)
Situations when it is necessary to contact dealers before towing
Never dinghy tow your vehicle to prevent caus-
ing serious damage to the four-wheel drive sys-
tem and transmission. ( P. 210)

5197-2. Steps to take in an emergency
LX570_OM_OM60T33U_(U)
7
When trouble arises
Towing with a wheel-lift type truck
From the frontFrom the rear
Use a towing dolly under the rear
wheels. Use a towing dolly under the front
wheels.
NOTICE
■Towing with a sling-type truck
Do not tow with a sling-type truck to prevent
body damage.

5207-2. Steps to take in an emergency
LX570_OM_OM60T33U_(U)
If your vehicle is transported by a flat-
bed truck, it should be tied down at the
locations shown in the illustration.
If you use chains or cables to tie down
your vehicle, the angles shaded in black
must be 45.
If a tow truck is not available in an emergency, your vehicle may be temporarily
towed using cables or chains secured to the emergency towing hooks. This\
should only be attempted on hard su rfaced roads for at most 50 miles (80 km)
at under 18 mph (30 km/h).
A driver must be in the vehicle to st eer and operate the brakes. The vehicle’s
wheels, drive train, axles, steering an d brakes must be in good condition.
Using a flatbed truck
NOTICE
■Using a flatbed truck
●Do not overly tighten the tie downs or the vehicle may be damaged.
●Make sure to disable all functions of the vehicle height control of the electronically
modulated air suspension. Otherwise, the vehicle height may change and the vehicle
may be damaged. ( P. 305)
Emergency towing