bulb Lexus GS350 2008 Do-it-yourself maintenance / LEXUS 2008 GS460/350 OWNER'S MANUAL (OM30A87U)

TABLE OF CONTENTSIndex
4
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May 13, 2008 5:14 pm
3-4. Using the hands-free system 
(for cellular phone)................. 291
Hands-free system 
(for cellular phone) .................... 291
Using the Bluetooth
® 
phone ............................................. 296
Setting the hands-free 
system ............................................... 311
3-5. Using the interior lights .......... 337 Interior lights list............................ 337
3-6. Using the storage features .... 340 List of storage fe atures.............. 340
3-7. Other interior features........... 347 Sun visors......................................... 347
Vanity mirror ................................. 348
Clock ................................................. 349
Outside temperature 
display ........................................... 350
Ashtrays ............................................ 351
Cigarette lighter ........................... 352
Power outlet .................................. 353
Seat heaters/vent ilators ............ 354
Armrest ........................................... 356
Rear sunshade ............................... 357
Floor mats....................................... 359
Trunk features............................... 360
Garage door opener .................. 363
Compass.......................................... 369
Lexus Link System ....................... 373 4-1. Maintenance and care........... 388
Cleaning and protecting 
the vehicle exterior.................. 388
Cleaning and protecting 
the vehicle interior ..................... 391
4-2. Maintenance.............................. 394 Maintenance requirements ..... 394
General maintenance ................ 396
Emission inspection and 
maintenance (I/M) 
programs ...................................... 399
4-3. Do-it-yourself 
maintenance........................... 400
Do-it-yourself service 
precautions ................................. 400
Hood................................................. 403
Positioning a floor jack............... 404
Engine compartment................. 406
Tires .................................................... 421
Tire inflation pressure.................. 431
Wheels.............................................. 435
Air conditioning filter.................. 437
Electronic key battery ................ 440
Checking and replacing 
fuses ................................................ 442
Headlight aim................................. 467
Light bulbs ....................................... 470
4Maintenance and care

130
2-1. Driving procedures
GS_G_U
May 13, 2008 5:14 pm
Turn signal lever
■Turn signals can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
■If the indicators flash faster than usual
Check that a light bulb in the front or rear turn signal lights has not burned out.
Left turn
Right turn
Move and hold the lever part-
way to signal a lane change
The left hand signal will flash
until you release the lever.
Move and hold the lever part-
way to signal a lane change
The right hand signal will flash
until you release the lever.

Maintenance and care4
387
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May 13, 2008 5:14 pm
4-1. Maintenance and 
care .............................. 388
Cleaning and protecting 
the vehicle exterior............ 388
Cleaning and protecting 
the vehicle interior ............... 391 4-2. Maintenance .................. 394
Maintenance 
requirements........................ 394
General maintenance .......... 396
Emission inspection and 
maintenance (I/M) 
programs ............................... 399
4-3. Do-it-yourself 
maintenance ................ 400
Do-it-yourself service 
precautions ........................... 400
Hood .......................................... 403
Positioning a floor jack ......... 404
Engine compartment ........... 406
Tires............................................. 421
Tire inflation pressure............ 431
Wheels ...................................... 435
Air conditioning filter ........... 437
Electronic key battery.......... 440
Checking and replacing 
fuses ........................................ 442
Headlight aim .......................... 467
Light bulbs ................................ 470

465
4-3. Do-it-yourself maintenance
4
Maintenance and care
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■Luggage compartment 
(vehicles with active stabilizer suspension system)
FuseAmpereCircuit
1STB FR50Front stabilizer
2STB RR30Rear stabilizer
3STB DC/DC30DC/DC converter
■After a fuse is replaced
●If the lights do not turn on even afte r the fuse has been replaced, a bulb may
need replacement. ( P. 4 7 0 )
●If the replaced fuse blows again, have the vehicle inspected by your Lexus
dealer.
■If there is an overload in the circuits
The fuses are designed to blow before the entire wiring harness is damaged.

470
4-3. Do-it-yourself maintenance
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Light bulbs
You may replace the following bulbs yourself. For more information about
replacing other light bulbs, contact your Lexus dealer.
■Prepare a replacement light bulb
Check the wattage of the light bulb being replaced. ( P. 5 5 2 )
■ Remove the engine compartment cover if necessary
 P. 4 0 8
■ Front bulb locations
■ Rear bulb locations
Parking light
Headlight high beam
Rear turn signal light Back-up light

471
4-3. Do-it-yourself maintenance
4
Maintenance and care
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May 13, 2008 5:14 pm
Replacing light bulbs■ Headlight high beam
Unplug the connector while
depressing the lock release.
Turn the bulb base counterclock-
wise to remove it.
STEP1
STEP2

472
4-3. Do-it-yourself maintenance
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May 13, 2008 5:14 pm
■Parking light
Turn the bulb base counterclock-
wise.
Remove the light bulb.
■ Back-up light
Open the trunk lid. Remove the
trunk handle and panel cover clips.
Partly remove the trunk panel
cover and turn the bulb bases
counterclockwise.
STEP1
STEP2
STEP1
STEP2

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4-3. Do-it-yourself maintenance
4
Maintenance and care
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May 13, 2008 5:14 pm
Remove the light bulb.
■ Rear turn signal light
Open the trunk lid and remove the
cover.
Turn the bulb base counterclock-
wise.
Remove the light bulb.STEP3
STEP1
STEP2
STEP3

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4-3. Do-it-yourself maintenance
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■Bulbs other than the above
If any of the bulbs listed below has burnt out, have your Lexus dealer
replace it.
●Headlight low beams (high-intensity discharge bulbs)
● Fog lights
● Front turn signal lights
● Front side marker lights
● Side turn signal lights
● Tail/stop lights
● Tail lights
● Rear side marker lights
● High mounted stoplight
● License plate lights
■Condensation build-up on the inside of the lens
Contact your Lexus dealer for more inform ation in the following situations. Tempo-
rary condensation build-up on the inside of the headlight lens does not indicate a
malfunction.
●Large drops of water are built up on the inside of the lens.
●Water has built up inside the headlight.
■LED light bulbs
The side turn signal lights, tail, tail/stop and high mounted stoplights 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.
If two or more LEDs in a stoplight burn out, your vehicle may not conform to local
laws (SAE).
■High-intensity discharge (HID) headlights
If voltage to the high-intensity discharge bu lbs is insufficient, the light may not come
on, or may go out temporarily. The high-i ntensity discharge bulbs will come on
when normal power is restored.

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4-3. Do-it-yourself maintenance
4
Maintenance and care
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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 light bulb with bare hands. Hold the bulb by
the plastic or metal portion. 
If the bulb is scratched or dropped 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 ente ring the headlight unit. This may damage
the headlights or cause condensation to build up on the lens.
●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 death or serious injury.
■High-intensity discharge (HID) headlights
●Contact your Lexus dealer before replac ing high-intensity discharge headlights
(including light bulbs).
●Do not touch the high-intensity discharge headlight’s high voltage socket when
the headlights are turned on. 
An extremely high voltage of 20000 V wi ll be discharged and could result in
death or serious injury by electric shock.
■To prevent damage or fire
Make sure bulbs are fully seated and locked.