Page 492 of 622
492
GX460_OM_OM60K80U_(U)6-3. Do-it-yourself maintenance
Unplug the connector while
pushing the lock release.
Turn the bulb bases counter-
clockwise.
Rear turn signal light
Rear side marker light
Remove the light bulb. Rear turn signal light
Rear side marker light
When installing, reverse the steps listed.2
3
1
2
4
1
2
5
Page 493 of 622
GX460_OM_OM60K80U_(U)
4936-3. Do-it-yourself maintenance
6
Maintenance and care
■Back-up lightsRemove the bolts and pull down
the under cover.
Turn the bulb base counterclock-
wise.
Remove the light bulb.
When installing, reverse the steps listed.
1
2
3
4
Page 494 of 622
494
GX460_OM_OM60K80U_(U)6-3. Do-it-yourself maintenance
■Running board lights
Turn the bulb bases counter-
clockwise.
Remove the light bulb.
When installing, reverse the steps listed.
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by your Lexus
dealer.
●Headlight low beams
●Parking lights/daytime running lights
●Front side marker lights
●Fog lights
●Side turn signal lights
●High mounted stoplight
●Stop/tail lights
●License plate lights
1
2
3
Page 495 of 622

GX460_OM_OM60K80U_(U)
4956-3. Do-it-yourself maintenance
6
Maintenance and care
■LED lights
The headlight low beams, parking lights/daytime running light s, front side marker lights,
fog lights, side turn signal lights, high moun ted stoplight, stop/tail lights and license plate
lights consist of a number of LEDs. If any of the LEDs burn out, take your vehicle to your
Lexus dealer to have the light replaced.
■Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not indicate a
malfunction. Contact your Lexus dealer for mo re information in the following situations:
●Large drops of water are built up on the inside of the lens.
●Wa t e r h a s b u i l t u p i nside the headlight.
CAUTION
■Replacing light bulbs
●Turn off the headlights. Do not attempt to replace the bulb immediately after turning
off the headlights.
The bulbs become very hot and may cause burns.
●Do not touch the glass portion of the light bulb with bare hands. When it is unavoid-
able to hold the glass portion, use and ho ld 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 entering the headlight unit. This may damage the head-
lights or cause condensation to build up on the lens.
●Do not attempt to repair or disassemble light bulbs, connectors, electric circuits or
component parts.
Doing so may result in death or se rious injury due to electric shock.
■To prevent damage or fire
●Make sure bulbs are fully seated and locked.
●Check the wattage of the bulb before installin g to prevent heat damage.
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497
GX460_OM_OM60K80U_(U)
7When trouble arises
7-1. Essential informationEmergency flashers .................. 498
If your vehicle has to be stopped in an emergency .... 499
7-2. Steps to take in an emergency If your vehicle needs to be towed ............................... 500
If you think something is wrong .......................................... 505
Fuel pump shut off system ......506
If a warning light turns on or a warning buzzer
sounds.......................................... 507
If a warning message is displayed...................................... 514
If you have a flat tire................... 527
If the engine will not start ........540
If the shift lever cannot be shifted from P............................ 542
If the electronic key does not operate properly ............. 543
If the vehicle battery is discharged ................................. 545
If your vehicle overheats .........548
If the vehicle becomes stuck .............................................. 551
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507
GX460_OM_OM60K80U_(U)
7
When trouble arises
7-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer
sounds
Calmly 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 necessar-
ily indicate a malfunction in the system. However, if this continues to occur,
have the vehicle inspected by your Lexus dealer.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning light (warning buzzer) Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning.
Immediately stop the vehicle in a safe place and contact your
Lexus dealer. Continuing to drive the vehicle may be dangerous.
Charging system warning light
Indicates a malfunction in the vehicle’s charging system
Immediately stop the vehicle in a safe place and contact your
Lexus dealer.
(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
Have the vehicle inspected by your Lexus dealer immediately.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system; or
• The seat belt pretensioner system
Have the vehicle inspected by your Lexus dealer immediately.
(U.S.A.)
(Canada)
ABS warning light Indicates a malfunction in:
• The ABS; or
• The brake assist system
Have the vehicle inspected by your Lexus dealer immediately.
Page 508 of 622

5087-2. Steps to take in an emergency
GX460_OM_OM60K80U_(U)
(Flashes)
(If equipped)
Pre-collision system warning light Indicates a malfunction in the pre-collision system
The warning light will operate as follows, even when the system is
not malfunctioning:
• The light will flash quickly when the system is operating.
( P. 3 5 7 )
• The light will turn on when the pre-collision braking is disabled. ( P. 3 5 8 )
• The light will turn on when the system cannot temporarily be used. ( P. 5 2 0 )
Have the vehicle inspected by your Lexus dealer immediately.
Slip indicator
Indicates a malfunction in:
• The Multi-terrain Select (if equipped);
• The Crawl Control (if equipped);
• The downhill assist control system (if equipped);
• The VSC (Vehicle Stability Control) system;
• The TRAC (Traction Control) system;
• Active TRAC (Traction Control) system;
• Trailer Sway Control; or
• The hill-start assist control system
The light will flash when any of the above systems other than the
Multi-terrain Select are operating.
Have the vehicle inspected by your Lexus dealer immediately.
LED headlight warning light
Indicates a malfunction in the LED headlights
The LED headlights will not normally illuminate when there is a
malfunction, however it may be able to illuminate depending on the
nature of the problem.
Have the vehicle inspected by your Lexus dealer immediately.
(Flashes)
Automatic headlight leveling system warning light
Indicates a malfunction in the au tomatic headlight leveling system
Have the vehicle inspected by your Lexus dealer immediately.
Kinetic dynamic suspension system warning light
Indicates a malfunction in the kin etic dynamic suspension system.
Have the vehicle inspected by your Lexus dealer immediately.
(Flashes)
Low speed four-wheel drive indicator light
Indicates a malfunction in the four -wheel drive system if the light
continues flashing. ( P. 3 3 2 )
Have the vehicle inspected by your Lexus dealer immediately.
Warning lightWarning light/Details/Actions
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5097-2. Steps to take in an emergency
GX460_OM_OM60K80U_(U)
7
When trouble arises
(Flashes)
Center differential lock indicator light Indicates a malfunction in the four -wheel drive system if the light
continues flashing. ( P. 3 3 2 )
Have the vehicle inspected by your Lexus dealer immediately.
Open door warning light (warning buzzer)*1
Indicates that a door, the hood or the trunk is not fully closed
Check that all the doors, the hood and the back door are closed.
Low fuel level warning light
Indicates that remaining fuel is a pproximately 3.5 gal. (13.1 L, 2.9
Imp. gal.) or less
Refuel the vehicle.
Driver’s and front passenger’s seat belt reminder light (warning
buzzer)
*2
Warns the driver and/or front passenger to fasten their seat belts
Fasten the seat belt.
If the front passenger’s seat is occupied, the front passenger’s
seat belt also needs to be fa stened to make the warning light
(warning buzzer) turn off.
Master warning light
A buzzer sounds and the warning light comes on and flashes to
indicate that the master warning system has detected a malfunc-
tion.
P. 5 1 4
Tire pressure warning light
When the light comes on:
Low tire inflation pressure such as
• Natural causes ( P. 511)
•Flat tire ( P. 5 2 7 )
Adjust the tire inflation pressure to the specified level.
The light will turn off after a fe w minutes. In case the light does
not turn off even if the tire inflation pressure is adjusted, have the
system checked by your Lexus dealer.
When the light comes on after blinking for 1 minute:
Malfunction in the tire pressure warning system
Have the system checked by your Lexus dealer.
Warning lightWarning light/Details/Actions