2015 Lexus GS350 light

GS350_OM_OM30F69U_(U)
4516-3. Do-it-yourself maintenance
6
Maintenance and care
■Rear turn signal lightsOpen the trunk lid and remove
the cover.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
When installing, reverse the steps listed.
After installing the bulb base,
secure the cord with the clips and
install the cover in its original posi-
tion.
1
2
3
4

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GS350_OM_OM30F69U_(U)
6-3. Do-it-yourself maintenance
■Back-up lightsOpen the trunk lid.
For the left side (vehicles with
power trunk opener and closer
only): Pry out each side of the
trunk closer switch in turn by
inserting a screwdriver into the
base.
To prevent damage, cover the tip of
the screwdriver with a rag.
Remove the clips on whichever
side you are replacing and
open the cover of the trunk lid.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
When installing, reverse the steps listed.
1
2
3
4
5
6

GS350_OM_OM30F69U_(U)
4536-3. Do-it-yourself maintenance
6
Maintenance and care
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by your
Lexus dealer.
●Headlights
●Parking lights/daytime running lights
●Front side marker lights
●LED fog lights (if equipped)
●Side turn signal lights
●Stop/tail lights
●Tail lights
●Rear side marker lights
●High mounted stoplight
●License plate lights
●Outer foot lights
■Discharge headlights (if equipped)
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.
■LED lights
The lights other than the discharge headlig hts (if equipped), halogen fog lights (if
equipped), front turn signal lights, rear turn signal lights, back-up lights and outer
foot lights each consist of a number of LE Ds. 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 insi de of the headlight lens does not indi-
cate a malfunction. Contact your Lexus dealer for more information in the following
situations:
●Large drops of water have built up on the inside of the lens.
●Water has built up inside the headlight.
■When replacing light bulbs
 P. 4 3 9

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GS350_OM_OM30F69U_(U)
6-3. Do-it-yourself maintenance
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 condensati on to build up on the lens.
●While the headlights are turned on, and for
a short time after they have been turned off,
metal components at the rear of the head-
light assembly will be extremely hot. To pre-
vent burns, do not touch these metal
components until you are certain they have
cooled down.
Metal components

GS350_OM_OM30F69U_(U)
4556-3. Do-it-yourself maintenance
6
Maintenance and care
CAUTION
■Discharge headlights
●Contact your Lexus dealer before replacing the discharge headlights (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
death or serious injury by electric shock.
●Do not attempt to take apart or repair the headlight bulbs, connectors, power
supply circuits, or related components.
Doing so could result in electric shock and death or serious injury.
■To prevent damage or fire
●Make sure bulbs are fully seated and locked.
●Check the wattage of the bulb before installing to prevent heat damage.

457
GS350_OM_OM30F69U_(U)
When trouble arises7
7-1. Essential information Emergency flashers .................. 458
If your vehicle has to be stopped in an emergency .... 459
7-2. Steps to take in an emergency If your vehicle needs to be towed ................................460
If you think something is wrong ................ 466
Fuel pump shut off system ...... 467
If a warning light turns on or a warning buzzer sounds .....468
If a warning message is displayed ................................ 478
If you have a flat tire...................502
If the engine will not start ......... 515
If the shift lever cannot be shifted from P .......................517
If the parking brake cannot be released ................................. 518
If the electronic key does not operate properly ..................... 520
If the vehicle battery is discharged ............................. 523
If your vehicle overheats ......... 527
If the vehicle becomes stuck .............................................530

458
GS350_OM_OM30F69U_(U)
7-1. Essential information
Emergency flashers
Press the switch.
All the turn signal lights will flash.
To turn them off, press the switch once
again.
■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 vehi-
cle has to be stopped in the road due to a breakdown, etc.

468
GS350_OM_OM30F69U_(U)
7-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer
sounds
The following warning indicates a possible problem in the brake system.
Immediately stop the vehicle in a safe place and contact your Lexus
dealer.
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 necessarily indicate a malfunction in the system. However, if this
continues to occur, have the vehicle inspected by your Lexus dealer.
Stop the vehicle immediately. Cont inuing to drive the vehicle may
be dangerous.
Warning lightWarning light/Details
(U.S.A.)
(Canada)Brake system warning light (warning buzzer) •Low brake fluid
• Malfunction in the brake booster system