Page 807 of 956
8054-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) ■ Rear turn signal lights
Open the back door and remove
the bolts and lamp assembly. Use a cloth to prevent scratches.
Turn the bulb bases counterclock-
wise.
Remove the light bulb.
When installing, rever se the steps listed.STEP 1
STEP 2
STEP 3
STEP 4
Page 808 of 956
8064-3. Do-it-yourself maintenance
LX570_OM_OM60L21U_(U) ■ Lights other than the above
If any of the lights listed below ha s burnt out, have it replaced by your
Lexus dealer.
● Headlight low beams
● Front side marker lights
● Parking lights
● Daytime running lights
● Front fog lights
● Side turn signal lights
● High mounted stoplight
● Stop/tail lights
● Tail lights
● Rear side marker lights
● License plate lights
● Running board light
● Outer foot lights
Page 809 of 956
8074-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) ■
Condensation build-up on the inside of the lens
Temporary condensation build-up on the insi de of the headlight lens does not indi-
cate a malfunction. Contact your Lexus deal er, for more information in the following
situations: ●
Large drops of water are built up on the inside of the lens. ●
Water has built up in side the headlight.■
LED lights
The front side marker lights, parking light s, daytime running lights, front fog lights,
stop/tail lights, tail lights, rear side mark er lights, high mounte d stoplight and license
plate lights consist of a number of LEDs. If any of the LEDs burn out, take your vehi-
cle to your Lexus dealer to have the light replaced. ■
Discharge headlights
If voltage to the discharge bulbs is insufficient, the bulbs may not come on, or may
go out temporarily. The discharge bulbs will come on when normal power is
restored.
Page 810 of 956

8084-3. Do-it-yourself maintenance
LX570_OM_OM60L21U_(U) CAUTION■
Replacing light bulbs ●
Turn off the headlights. Do not attempt to replace the bulb immediately after turn-
ing off the headlights.
The bulbs become very hot and may cause burns. ●
Do not touch the glass portion of the li ght bulb with bare hands. When it is
unavoidable to hold the glass portion, use and hold with a clean dry cloth to avoid
getting moisture and oils on the bulb.
Also, if the bulb is scratched or dr opped, it may blow out or crack.●
Fully install light bulbs and any parts used to secure them. Failing to do so may
result in heat damage, fire, or water en tering the headlight unit. This may damage
the headlights or cause condensation to build up on the lens. ●
While the low beam headlights are turned
on, and for a short time after they have
been turned off, metal components at the
rear of the headlight assembly will be
extremely hot.
To prevent burns, do not touch these metal
components until you are certain they have
cooled down.Metal components
Page 811 of 956
8094-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) CAUTION■
Discharge headlights ●
Contact your Lexus dealer be fore replacing discharge he adlights (including light
bulbs). ●
Do not touch the high-intensity discharg e headlight’s high voltage socket when
the headlights are turned on.
An extremely high voltage of 30000 V will be discharged and could result in
serious injury or death by electric shock. ●
Do not attempt to take apart or repair the low beam discharge headlight bulbs,
connectors, power supply circuits, or related components.
Doing so could result in electric shock and serious injury or death.■
To prevent damage or fire
Make sure bulbs are fully seated and locked.
Page 814 of 956
812
LX570_OM_OM60L21U_(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.
Page 823 of 956

5
When trouble arises
821
LX570_OM_OM60L21U_(U) 5-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer sounds...Stop the vehicle immediately. Continui ng to drive the vehicle may be
dangerous.
The following warning in dicates a possible problem in the brake system.
Immediately stop the vehi cle in a safe place and contact your Lexus
dealer.
* : Parking brake engaged warning buzzer:
A buzzer sounds to indicate that the parking brake is still engaged (with the
vehicle having reached a speed of 3 mph [5 km/h]).
Stop the vehicle immediately.
The following warning indicates the po ssibility of damage to the vehicle
that may lead to an ac cident. Immediately stop the vehicle in a safe place
and contact your Lexus dealer. Warning light Warning light/Details
(U.S.A.)
(Canada) Brake system warning light (warning buzzer)
*•Low brake fluid
• Malfunction in the brake system
This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is fully
released the system is operating normally.
Warning light Warning light/Details
Charging system warning light
Indicates a malfunction in the vehicle’s charging system.Calmly perform the following actions if any of the warning lights turn on or
flash. If a light turns on or flashes, bu t then turns off, this does not necessar-
ily indicate a malfunction in the system. However, if this continues to occur,
have the vehicle inspected by your Lexus dealer.
Page 829 of 956

5
When trouble arises
8275-2. Steps to take in an emergency
LX570_OM_OM60L21U_(U) ■
SRS warning light
This warning light system monitors the following: ●
The airbag sensor assembly ●
Front impact sensors ●
Side impact sensors (rear) ●
Side impact sensors (front door) ●
Safing sensor (rear) ●
The driver’s seat belt buckle switch ●
The driver’s seat position sensor●
Front passenger’s seat belt buckle switch ●
The airbags ●
The interconnecting wiring and power sources ●
The front passenger occupa nt classification system●
“AIR BAG ON” and “AIR BAG OFF” indicator lights ●
The seatbelt pretensioners ●
The “RSCA OFF” indicator light■
Changing the engine oil
Make sure to reset oil change system ■
When the tire pressure warning light comes on
Check the tire inflation pressure and adjust to the appropriate level. Pushing the tire
pressure warning reset switch does not turn off the tire pressure warning light. ■
The tire pressure warning light may come on due to natural causes
The tire pressure warning light may come on due to natural causes such as natural
air leaks or tire inflation pressure changes caused by temperature. In this case,
adjusting the tire inflation pressure will turn off the warning light (after a few min-
utes).