Page 731 of 886

7314-3. Do-it-yourself maintenance
4
Maintenance and care CAUTION■
Replacing light bulbs ●
Turn off the lights. Do not attempt to replace the bulb immediately after turning
off the lights.
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 dropped, it may blow out or crack.●
Fully install light bulbs and any parts used to secure them. Failure 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. ●
Vehicles with discharge headlights:
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 732 of 886
7324-3. Do-it-yourself maintenance
CAUTION■
Discharge headlights (if equipped) ●
Contact your Lexus dealer be fore replacing discharge he adlights (including light
bulbs).●
Do not touch the discharge headlight’s high voltage socket when the headlights
are turned on.
An extremely high voltage of 30000 V wi ll 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 733 of 886

When trouble arises
5
7335-1. Essential information
Emergency flashers............... 734
If your vehicle needs to be
towed ...................................... 735
If you think something is
wrong ....................................... 742
Fuel pump shut off system.... 743 5-2. Steps to take in an
emergency
If a warning light turns
on or a warning buzzer
sounds... .................................. 744
If a warning message is
displayed................................ 754
If you have a flat tire................ 774
If the engine will not start .... 789
If the shift lever cannot be
shifted from P ......................... 791
If you lose your keys .............. 792
If the electronic key does
not operate properly.......... 793
If the vehicle battery is
discharged ............................. 796
If your vehicle overheats ..... 799
If the vehicle becomes
stuck........................................ 802
If your vehicle has to
be stopped in an
emergency ............................ 804
Page 734 of 886
7345-1. 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 744 of 886

7445-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer sounds...Stop the vehicle immediately. Continuing 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
P. 7 5 9
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 systemCalmly perform the following actions if any of the warning lights comes on
or flashes. If a light comes on or flashes, but then goes off, this does not nec-
essarily indicate a malfunction in the system.
Page 745 of 886
5
When trouble arises
7455-2. Steps to take in an emergency
Have the vehicle inspected immediately.
Failing to investigate the cause of the following warnings may lead to the
system operating abnormally and possibly 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 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
Electric power steering system warning light (warning
buzzer)
Indicates a malfunction in the EPS (Electric Power Steering)
system
Page 746 of 886
7465-2. Steps to take in an emergency
(Flashes) Pre-collision system warning light (if equipped)
Indicates a malfunction in the pre-collision system
The warning light will operate as follows, even when the sys-
tem is not malfunctioning:
• The light will flash quickly wh en the system is operating.
( P. 2 7 8 )
• The light will turn on when the pre-collision braking is dis-
abled. ( P. 2 7 9 )
• The light will turn on when the system cannot temporarily
be used. ( P. 7 5 9 )
Slip indicator
Indicates a malfunction in:
• The VSC system;
•The TRAC system; or
• The hill-start assist control systemWarning light Warning light/Details
Page 747 of 886

5
When trouble arises
7475-2. Steps to take in an emergency
Follow the correction procedures.
After taking the specified steps to co rrect the suspected problem, check
that the warning light goes off.Warning light Warning light/Details Correction procedure
Open door warning light
(warning buzzer)
* 1
Indicates that one or more of
the doors is not fully closed. Check that all the doors are
closed.
Low fuel level warning light
Indicates remaining fuel is
approximately 2.8 gal. (10.7
L, 2.3 Imp. gal.) or less Refuel the vehicle.
(On the instru-
ment panel) Driver’s seat belt reminder
light (warning buzzer)
* 2
Warns the driver to fasten
his/her seat belt. Fasten the seat belt.
(On the center
panel) Front passenger’s seat belt
reminder light
(warning buzzer)
* 2
Warns the front passenger to
fasten his/her seat belt. Fasten the seat belt.
Master warning light
A buzzer sounds and the
warning light comes on and
flashes to indicate that the
master warning system has
detected a malfunction. P. 7 5 4