engine LEXUS LX570 2015 Owners Manual

8034-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L96U_(U) Light bulbs You may replace the following bulb s yourself. The difficulty level of
replacement varies depending on the bulb. If necessary bulb replacement
seems difficult to perform, contact your Lexus dealer.
For more information about replacing ot her light bulbs, contact your Lexus
dealer.
■ Prepare a replacement light bulb
Check the wattage of the light bulb being replaced. (  P. 896)
■ Remove the engine compartment cover
 P. 752
■ Front bulb locations Headlight high beamFront turn signal light

When trouble arises
5
815
LX570_OM_OM60L96U_(U) 5-1. Essential information
Emergency flashers ............... 816
If your vehicle needs to be
towed ....................................... 817
If you think something is
wrong ..................................... 824
Fuel pump shut off
system .................................... 825 5-2. Steps to take in an
emergency
If a warning light turns on
or a warning buzzer
sounds... ................................. 826
If a warning message is
displayed................................ 837
If you have a flat tire .............. 854
If the engine will not
start ......................................... 868
If the shift lever cannot be
shifted from “P”.................... 870
If you lose your keys ............... 871
If the electronic key does
not operate properly ......... 872
If the battery is
discharged ............................ 875
If your vehicle overheats ..... 878
If the vehicle becomes
stuck......................................... 881
If your vehicle has to be
stopped in an
emergency............................ 883

816
LX570_OM_OM60L96U_(U) 5-1. Essential information
Emergency flashers ■
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.
Press the switch. All the turn signal lights will flash.
To turn them off, press the
switch once again.

5
When trouble arises
8175-1. Essential information
LX570_OM_OM60L96U_(U) If your vehicle needs to be towed
Situations needs to contact dealers before towing
The following may indicate a probl em with your transmission. Contact
your Lexus dealer or a commercial towing service before towing.
● The engine is running, but the vehicle will not move.
● The vehicle makes an abnormal sound.
Towing with a sling-type truck
Do not tow with a sling-type truck
to prevent body damage.If towing is necessary, we recommend having your vehicle towed by your
Lexus dealer or a commercial towing service, using a lift-type truck or flat-
bed truck.
Use a safety chain system for all towi ng, and abide by all state/provincial
and local laws.
If towing your vehicle wi th a wheel-lift type truck, use a towing dolly.
(  P. 818, 822)

5
When trouble arises
8215-1. Essential information
LX570_OM_OM60L96U_(U) Emergency towing procedure
Securely attach a cable or chain to the towing hook.
Take care not to damage the vehicle body.
Enter the vehicle being towed and start the engine.
If the engine does not start, turn the “ENGINE START STOP”
switch to IGNITION ON mode.
Shift the four-wheel drive control switch to “H4”. (The center dif-
ferential is unlocked.)
Change the vehicle height to N (standard) mode and press the
height control OFF button to en d the vehicle height operation.
(  P. 320)
Shift the shift lever to N and release the parking brake.
When the shift lever cannot be shifted:  P. 870■
While towing
If the engine is not running, the power assist for the brakes and steering will not
function, making steering and braking more difficult. ■
Wheel nut wrench
Wheel nut wrench is installed in the luggage compartment. (  P. 854)STEP 1
STEP 2
STEP 3
STEP 4
STEP 5

8225-1. Essential information
LX570_OM_OM60L96U_(U) CAUTIONObserve 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, avoi d sudden starts, etc. which place exces-
sive stress on the towing hook, cables or chains.
The towing hook, cables or chains may become damaged, broken debris may hit
people and cause serious damage. ●
Do not turn the “ENGINE START STOP” switch to the off.
There is a possibility that the steering wheel is locked and cannot be operated.■
Installing towing hook to the vehicle
Make sure that towing h ook are installed securely.
If not securely installed, towing hook may come loose during towing. Be sure to transport the vehicle with all four
wheels raised off the ground.
If the vehicle is towed with the tires contact-
ing the ground, the drivet rain or related parts
may be damaged, the vehicle may fly off the
truck.

8245-1. Essential information
LX570_OM_OM60L96U_(U) If you think something is wrong If you notice any of the following sy mptoms, your vehicle probably needs
adjustment or repair. Contact your Lexus dealer as soon as possible.
■ Visible symptoms
● Fluid leaks under the vehicle
(Water dripping from the air conditioning after use is normal.)
● Flat-looking tires or uneven tire wear
● Engine coolant temperature gaug e needle continually points
higher than normal
● Engine oil pressure gauge continually points lower than normal.
● Voltmeter continually points higher or lower than normal.
■ Audible symptoms
● Changes in exhaust sound
● Excessive tire squeal when cornering
● Strange noises related to the suspension system
● Pinging or other noises related to the engine
■ Operational symptoms
● Engine missing, stumbling or running rough
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking
● Vehicle pulls heavily to one side when driving on a level road
● Loss of brake effectiveness, spongy feeling, pedal almost touches
the floor

5
When trouble arises
8255-1. Essential information
LX570_OM_OM60L96U_(U) Fuel pump shut off system Follow the procedure below to resta rt the engine after the system is acti-
vated.
Turn the “ENGINE START STOP ” switch to ACCESSORY mode
or OFF.
Restart the engine. NOTICE■
Before starting the engine
Inspect the ground under the vehicle.
If you find that fuel has leaked on to th e ground, the fuel system has been damaged
and is in need of repair. Do not restart the engine.To minimize the risk of fuel leakage wh en the engine stalls or when an air-
bag inflates upon collision, the fuel pu mp shut off system stops the supply of
fuel to the engine. STEP 1
STEP 2

5
When trouble arises
8275-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) Have the vehicle inspected immediately.
Failing to investigate the ca use of the following warn ings may lead to the
system operating abnormally and possi bly cause an accident. Have the
vehicle inspected by your Lexus dealer, immediately. Warning light Warning light/Details
(U.S.A.)
(Canada) Malfunction indicator lamp
Indicates a malfunction in:
• The emission control system;
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic automatic transmission control system.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system.
(U.S.A.)
(Canada) ABS warning light
Indicates a malfunction in:
•The ABS; or
• The brake assist system.
(Comes on or
flashes) Pre-collision system warning light (if equipped)
Indicates:
• Malfunction in the pre-collision system if the light comes on.
• The system cannot temporarily be used if the light flashes.
(  P. 845)

5
When trouble arises
8315-2. Steps to take in an emergency
LX570_OM_OM60L96U_(U) * 1
: 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 3 mph [5 km/h]).
* 2
: 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 th e seat belt is still unfastened after 30
seconds, the buzzer will so und intermittently for 10 seconds. Then, if the seat
belt is still unfastened, the buzzer w ill sound in a different tone for 20 more
seconds.
Front passenger’s seat belt buzzer:
The front passenger’s seat belt buzzer sounds to alert the front passenger that
his or her seat belt is not fastened. The buzzer sounds once if the vehicle
reaches a speed of 12 mph (20 km/h). If the seat belt is still unfastened after 30
seconds, the buzzer will so und intermittently for 10 seconds. Then, if the seat
belt is still unfastened, the buzzer w ill sound in a different tone for 20 more
seconds. Master warning light
A buzzer sounds and the
warning light comes on or
flashes to indicate that the
master warning system has
detected a malfunction.  P. 837Warning light Warning light/Details Correction procedure