ignition LEXUS LX570 2014 Repair Manual

7023-8. Other interior features
LX570_OM_OM60L21U_(U) ■
The power outlet can be used when
12 V
The “ENGINE START STOP” switch is in ACCESSORY or IGNITION ON
mode.
120 V AC
The “ENGINE START STOP” switch is in IGNITION ON mode.
NOTICE■
To avoid damaging the power outlet
Close the power outlet lid when the power outlet is not in use.
Foreign objects or liquids that enter th e power outlet may cause a short circuit.■
To prevent the fuse from being blown
12 V
Do not use an accessory that uses more than 12 V 10 A.
120 V AC
Do not use a 120 V AC appliance that requires more than 100 W.
If a 120 V AC appliance that consumes more than 100 W is used, the protection
circuit will cut the power supply.■
To prevent the battery from being discharged
Do not use the power outlet longer than necessary when the engine is not running. ■
Appliances that may not operate properly (120 V AC)
The following 120 V AC appliances may not operate properly even if their power
consumption is under 100 W: ●
Appliances with high initial peak wattage ●
Measuring devices that process precise data ●
Other appliances that require an extremely stable power supply

7033-8. Other interior features
3
Interior features
LX570_OM_OM60L21U_(U) Heated steering wheel 
 : If equipped■
The heated steering wheel can be used when
The “ENGINE START STOP” switch is in IGNITION ON mode. ■
Timer
The heated steering wheel will automatically turn off after about 30 minutes. ■
If the indicator light flashes
Press the switch to turn the heated st eering wheel off and then press the switch
again. If the indicator light still flashes, a malfunction may be occurring. Turn the
heated steering wheel off and have the vehicle inspected by your Lexus dealer.The heated steering wheel can be used to heat the leather portion of the
steering wheel.
On/Off The indicator light comes on
when the heater is operating.

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.

7253-8. Other interior features
3
Interior features
LX570_OM_OM60L21U_(U) Safety Connect LED light Indicators
When the “ENGINE START STOP” swit ch is turned to IGNITION ON
mode, the red indicator light comes on for 2 seconds then turns off.
Afterward, the green indicator light comes on, indicating that the service
is active.
The following indicator light patterns indicate specific system usage con-
ditions:
● Green indicator light on = Active service
● Green indicator light flashing = Safety Connect call in process
● Red indicator light (except at vehicle start-up) = System malfunction
(contact your Lexus dealer)
● No indicator light (off) = Saf ety Connect service not active
Safety Connect services
■ Automatic Collision Notification
In case of either airbag deployment or severe rear-end collision, the
system is designed to automatically call the response center. The
responding agent receives the vehicl e’s location and attempts to speak
with the vehicle occupants to asse ss the level of emergency. If the
occupants are unable to communicate, the agent automatically treats
the call as an emergency, contacts the nearest emergency services
provider to describe the situation, and requests that assistance be sent
to the location.

7374-2. Maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) ■
Repair and replacement
It is recommended that genuine Lexus parts be used for repair to ensure perfor-
mance of each system. If non-Lexus parts are used in replacement or if a repair
shop other than a Lexus dealer performs repairs, confirm the warranty coverage. ■
Reset the maintenance data
After the required maintenance is performed according to the maintenance sched-
ule, please reset the maintenance data.
To reset the data, follow th e procedures described below:
Switch the display to the trip me ter A when the engine is running.
(  P. 1 9 0 )
Turn the “ENGINE START STOP” switch OFF.
While pressing the trip meter reset button, set the “ENGINE START
STOP” switch to IGNITION ON mo de (but do not start the engine
because otherwise the reset mode will be canceled). Continue to press
and hold the button until the multi-in formation display indicates that the
reset is complete.■
Allow inspection and repairs to be performed by a Lexus dealer●
Lexus technicians are well-trained specialists and are kept up to date with the
latest service information. They are well informed about the operations of all
systems on your vehicle. ●
Keep a copy of the repair order. It proves that the maintenance that has been
performed is under warranty coverage. If any problem should arise while your
vehicle is under warranty, your Lexus de aler will promptly take care of it.STEP 1
STEP 2
STEP 3

7454-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) CAUTIONThe engine compartment contains many mechanisms and fluids that may move sud-
denly, become hot, or become electrically energized. To avoid death or serious injury
observe the following precautions. ■
When working on the engine compartment ●
Keep hands, clothing and tools away from the moving fans and engine drive belt. ●
Be careful not to touch the engine, radiator , exhaust manifold, etc. right after driv-
ing as they may be hot. Oil and other fluids may also be hot. ●
Do not leave anything that may burn easi ly, such as paper or rags, in the engine
compartment. ●
Do not smoke, cause sparks or expose an open flame to fuel or the battery. Fuel
and battery fumes are flammable. ●
Be extremely cautious when working on the battery. It contains poisonous and
corrosive sulfuric acid.■
When working near the electric cooling fan or radiator grille
Be sure the “ENGINE START STOP” switch is OFF.
With the “ENGINE START STOP” switch in IGNITION ON mode, the electric
cooling fan may automatically start to run if the air conditioning is on and/or the
coolant temperature is high. (  P. 7 5 4 )■
When working on or under the vehicle ●
Do not get under the vehicle with just the jack supporting it.
Always use automotive jack stands or other solid supports. ●
Use eye protection to prevent flying or falling material, fluid spray, etc. from get-
ting in your eyes.
NOTICE■
If you remove the air cleaner filter
Driving with the air cleaner removed may cause excessive engine wear due to dirt
in the air.

7644-3. Do-it-yourself maintenance
LX570_OM_OM60L21U_(U) ■ How to initialize the tire pressure warning system
Park the vehicle in safe plac e and turn the “ENGINE START
STOP” switch to OFF. While the vehicle is moving, initialization is not performed.
Adjust the tire inflation pressure to the specified co ld tire inflation
pressure level. (  P. 8 8 9 )Make sure to adjust the tire pressure to the specified cold tire inflation
pressure level. The tire pressure warning system will operate based on
this pressure level.
Turn the “ENGINE START STOP” switch to IGNITION ON
mode.
Push and hold the tire pressure
warning reset switch until the tire
pressure warning light blinks
slowly 3 times and a message
appears on the multi-information
display.
Wait for a few minutes with the IGNITION ON mode, and then
turn the “ENGINE START STOP” switch to OFF.
Registering ID codes
The tire pressure warning valve and transmitter is equipped with a unique
ID code. When replacing a tire pressu re warning valve and transmitter, it
is necessary to register the ID code of tire pressure warning valve and
transmitter. Have the ID code re gistered by your Lexus dealer.STEP 1
STEP 2
STEP 3
STEP 4
STEP 5

7774-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) Air conditioning filter The air conditioning filter must be cleaned or changed regularly to main-
tain air conditioning efficiency.
■ Removal method
Turn the “ENGINE START STOP” switch IGNITION ON
mode and switch to recircula ted air mode, then turn the
“ENGINE START STOP” switch OFF.
Open the glove box and remove the separate tray. (  P. 6 8 7 )
Remove the filter cover.
Remove the filter case.STEP 1
STEP 2
STEP 3
STEP 4

7904-3. Do-it-yourself maintenance
LX570_OM_OM60L21U_(U) 48 ECU-B1 5 A Smart access system with push-button
start, overhead module, yaw rate & G
sensor, tilt and telescopic steering,
meter, cool box, gateway ECU, steer-
ing sensor, VGRS
49 DOME1 10 A Illuminated entry system, power third
seat switch, power back door switch,
clock
50 HEAD LH 15 A Headlight high beam (left)
51 HEAD LL 15 A Headlight low beam (left)
52 INJ 10 A Injector, ignition system
53 MET 5 A Meter
54 IGN 10 A Circuit open, SRS airbag system,
gateway ECU, smart access system
with push-button start, ABS, VSC,
steering lock system, GBS
55 DRL 5 A Daytime running light
56 HEAD RH 15 A Headlight high beam (right)
57 HEAD RL 15 A Headlight low beam (right)
58 EFI NO.2 7. 5 A Air injection system, air flow meter
59 RR A/C NO.2 7. 5 A No circuit
60 DEF NO.2 5 A Outside rear view mirror defoggers
61 SPARE 5 A Spare fuse
62 SPARE 15 A Spare fuse
63 SPARE 30 A Spare fuseFuse Ampere Circuit

8145-1. Essential information
LX570_OM_OM60L21U_(U) Emergency towing
If a tow truck is not available, in an emergency your vehicle may be tem-
porarily towed using a cable or cha in secured to the towing hook. This
should only be attempted on hard, surfaced roads for short distances at
low speeds.
A driver must be in the vehicle to s teer and operate the brakes. The vehi-
cle’s wheels, drive train, axles, steering and brakes must be in good condi-
tion.
Towing hook
■
Emergency towing procedure
The “ENGINE START STOP” switch must be in ACCESSORY mode
(engine off) or IGNITION ON mode (engine running).
Put the four-wheel drive control switch in “H4”. (The center differential is
unlocked.)
Put the vehicle height in the “N” mode and press the height control OFF
switch to turn off the height control. (  P. 3 1 8 )
Put the shift lever in “N”.
Release the parking brake.STEP 1
STEP 2
STEP 3
STEP 4
STEP 5