engine overheat LEXUS LX570 2014 User Guide

7003-8. Other interior features
LX570_OM_OM60L21U_(U) Cigarette lighter ■
The cigarette lighter can be used when
The “ENGINE START STOP” switch is in ACCESSORY or IGNITION ON mode.
CAUTION■
To avoid burns or fires ●
Do not touch the metal part s of the cigarette lighter.●
Do not hold the cigarette lighter down . It could overheat and cause a fire.●
Do not insert anything other than the cigarette lighter into the outlet. Push the front part of the lid to
open, and push the cigarette
lighter down. The cigarette lighter will pop up
when it is ready for use.

7043-8. Other interior features
LX570_OM_OM60L21U_(U) CAUTION■
Burns ●
Only appropriately qualified and capable non-impaired persons should operate
the vehicle. However, care should be taken to prevent injury if anyone in the fol-
lowing categories comes into contact with the steering wheel when the heated
steering wheel is on:
• Babies, small children, the elderly, the sick and the disabled
• Persons with sensitive skin
• Persons who are fatigued
• Persons who have taken alcohol or dr ugs that induce sleep (sleeping drugs,
cold remedies, etc.)●
Do not use the heated steering wheel more than necessary. Doing so may cause
minor burns or overheating.
NOTICE■
To prevent battery discharge
Turn the switch off when the engine is not running.

7073-8. Other interior features
3
Interior features
LX570_OM_OM60L21U_(U) ■
The seat heaters and ventilators can be used when
The “ENGINE START STOP” switch is in IGNITION ON mode. ■
Replacing the air filters
Filters are installed in the seat ventilator s. For replacement of the filters, contact
your Lexus dealer.
CAUTION■
Burns ●
Use caution when seating the following pers ons in a seat with the seat heater on
to avoid the possibility of burns:
• Babies, small children, the elderly, the sick and the physically challenged
• Persons with sensitive skin
• Persons who are fatigued
• Persons who have taken alcohol or drugs that induce sleep (sleeping drugs,
cold remedies, etc.)●
Do not cover the seat with anything when using the seat heater. Using the seat
heater with a blanket or cushion increases the temperature of the seat and may
lead to overheating. ●
Do not use the seat heater more than necessary. Doing so may cause minor
burns or overheating.
NOTICE■
To prevent damage to the se at heaters and ventilators
Do not put heavy objects that have an unev en surface on the seat and do not stick
sharp objects (needles, nail s, etc.) into the seat.■
To prevent battery discharge
Turn the seat heaters and ventilators off when the engine is not running.

When trouble arises
5
811
LX570_OM_OM60L21U_(U) 5-1. Essential information
Emergency flashers................ 812
If your vehicle needs to be
towed ....................................... 813
If you think something is
wrong ....................................... 819
Fuel pump shut off
system .................................... 820 5-2. Steps to take in an
emergency
If a warning light turns on
or a warning buzzer
sounds... .................................. 821
If a warning message is
displayed................................ 832
If you have a flat tire............... 849
If the engine will not
start ......................................... 863
If the shift lever cannot be
shifted from “P”.................... 865
If you lose your keys .............. 866
If the electronic key does
not operate properly.......... 867
If the battery is
discharged ............................ 870
If your vehicle overheats ..... 873
If the vehicle becomes
stuck......................................... 876
If your vehicle has to be
stopped in an
emergency ............................ 878

5
When trouble arises
8735-2. Steps to take in an emergency
LX570_OM_OM60L21U_(U) If your vehicle overheats
Correction procedures
Stop the vehicle in a safe place and turn off the air conditioning
system, and then stop the engine.
If you see steam:
Carefully lift the hood after the steam subsides.
If you do not see steam:
Carefully lift the hood.
After the engine has cooled down
sufficiently, inspect the hoses and
radiator core (radiator) for any
leaks.
Radiator
Cooling fans If a large amount of coolant leaks,
immediately contact your Lexus
dealer.The following may indicate that your vehicle is overheating.
● The needle of the engine coolant temperature gauge (  P. 1 9 0 )
enters the red zone or a loss of engine power is experienced.
(For example, the vehicle speed does not increase.)
● Steam is coming from under the hood. STEP 1
STEP 2
STEP 3

938Alphabetical index
LX570_OM_OM60L21U_(U) Cleaning
Exterior ................................................... 730
Interior ..................................................... 733
Seat belts................................................ 734
Clock .......................................................... 413
Condenser .............................................. 754
Console box .......................................... 688
Cool box...................................................695
Cooling system
Engine overheating .......................... 873
Crawl Control........................................335
Cruise control ............................ 230, 234
Cup holder ..............................................690
Curtain shield airbags.......................... 124
Customizable features .......................906
Daytime running light system ..........209
Defogger
Rear window ........................................456
Side mirror ............................................456
Dimension ............................................... 880
Dinghy towing ........................................399
Display
Crawl Control display ...................335
Dynamic radar cruise control .... 234
Intuitive parking assist system
display ..................................................250
Multi-information display................ 198
Shift position and shift
range ........................................... 182, 184
Trip information ..................................200
Warning message............................. 832
Do-it-yourself maintenance ............. 743
Door courtesy lights
Door courtesy lights.........................682
Wattage................................................. 890 Door lock
Back door ................................................ 56
Side door.................................................... 51
Wireless remote control key.......... 48
Doors
Door glasses.......................................... 107
Door lock ................................. 35, 48, 51
Side mirrors............................................ 104
Driver’s seat belt reminder
light.......................................................... 823
Driving
Break-in tips........................................... 165
Correct posture....................................122
Off-road precautions........................ 361
Procedures............................................. 164
Winter driving tips .............................374
Driving position memory...................... 83
DVD player.............................................503
Dynamic radar cruise control ......... 234
Eco driving ................................................166
EDR ............................................................... 25
Electronic key
If your electronic key battery is
discharged ........................................ 780
Emergency flashers .............................. 812
Emergency, in case of
If the electronic key does not
operate properly............................ 867
If the engine will not start ............... 863
If the shift lever cannot be
shifted from “P” ............................... 865
If the vehicle has discharged
battery ................................................. 870
If the warning buzzer
sounds ................................................... 821D
E

939Alphabetical index
LX570_OM_OM60L21U_(U) If the warning light turns on ............ 821
If the warning message is
displayed ............................................ 832
If you have a flat tire ........................ 849
If you lose your keys ........................866
If you think something is
wrong.....................................................819
If your vehicle becomes
stuck ..................................................... 876
If your vehicle has to be
stopped in an emergency ......... 878
If your vehicle needs to be
towed .....................................................813
If your vehicle overheats................ 873
Engine
Compartment ...................................... 747
Engine switch ........................................ 175
Hood ....................................................... 746
How to start the
engine .................................................... 175
Identification number........................ 881
If the engine will not start ............... 863
Ignition switch........................................ 175
Overheating......................................... 873
Engine coolant
Capacity................................................ 885
Checking ............................................... 753
Preparing and checking
before winter .....................................374
Engine coolant temperature
gauge .......................................................190
Engine immobilizer system ..................117 Engine oil
Capacity ................................................ 883
Checking ............................................... 749
Preparing and checking
before winter .................................... 374
Engine switch .......................................... 175
Event data recorder ............................... 25
First-aid kit holder...................................713
Floor mats ................................................. 710
Fluid
Brake .......................................................888
Power steering ...................................888
Washer .....................................................761
Fog lights
Replacing light bulbs ....................... 806
Switch........................................................ 218
Wattage ................................................. 890
Four-wheel drive system ...................330
Front passenger occupant
classification system .......................... 138
Front passenger’s seat belt
reminder light......................................823
Front seats
Adjustment ............................................... 67
Driving position memory ..................83
Front turn signal lights
Replacing light bulbs ....................... 803
Wattage ................................................. 890F

942Alphabetical index
LX570_OM_OM60L21U_(U) Opener
Back door................................................. 56
Fuel filler door..........................................114
Hood........................................................ 746
Outside rear view mirrors
Adjusting and folding ....................... 104
Outside temperature
display ..................................................... 451
Overhead console .............................. 689
Overheating, Engine...........................873
Paddle shift switches .................. 182, 184
Parking brake ..........................................188
Parking lights
Switch ......................................................206
PCS ............................................................355
Personal lights
Switch ......................................................684
Power back door ..................................... 57
Power outlet............................................. 701
Power steering
Fluid ......................................................... 888
Power windows ...................................... 107
Pre-collision system.............................355
Radar cruise control ............................ 234
Radiator .................................................... 754
Radio ..........................................................483
Rear air conditioning
system..................................................... 452
Rear seat
Adjustment................................................. 71
Folding the third seats ........................ 75
Tumbling second seats....................... 72
Rear seat entertainment system ..... 575 Rear step bumper ................................... 58
Rear turn signal lights
Replacing light bulbs .......................805
Wattage .................................................890
Rear view monitor system ................ 260
Rear window defogger ...................... 456
Rear window wiper.............................. 226
Replacing
Key battery ........................................... 780
Fuses .........................................................782
Light bulbs ............................................ 799
Tires.......................................................... 849
Reporting safety defects for
U.S. owners.......................................... 920
Roll sensing of curtain shield
airbags off switch................................. 137
Roof luggage carrier........................... 366
Safety Connect ......................................722
Seat belts
Adjusting the seat belt ......................... 91
Automatic Locking Retractor ........ 95
Child restraint system
installation ............................................ 149
Cleaning and maintaining
the seat belts .....................................734
Emergency Locking
Retractor ............................................... 95
How to wear your seat belt .............. 91
How your child should wear
the seat belt.......................................... 95
Pre-collision seat belts........................94
Pregnant women, proper seat
belt use .................................................... 97
Reminder light..................................... 823P
R S

946
LX570_OM_OM60L21U_(U) What to do if...
What to do if... A tire punctures P. 8 4 9
If you have a flat tire
The engine does not start P. 8 6 3
If the engine will not start P. 1 1 7
Engine immobilizer system P. 8 7 0
If the battery is discharged
The shift lever cannot be
moved out P. 8 6 5
If the shift lever cannot be shifted from
“P”
The engine coolant temperature
gauge enters the red zone
Steam can be seen coming
from under the hood P. 8 7 3
If your vehicle overheats
The key is lost P. 8 6 6
If you lose your keys
The battery runs out P. 8 7 0
If the battery is discharged
The doors cannot be locked P. 5 1
Side doors P. 5 6
Back door
The horn begins to sound P. 1 1 9
Alarm
The vehicle is stuck in mud or
sand P. 8 76
If the vehicle becomes stuck