bulb Lexus GS450h 2008 Using other driving systems / LEXUS 2008 GS450H OWNER'S MANUAL (OM30A96U)

TABLE OF CONTENTSIndex
4
GS_HV_U
December 12, 2007 3:33 pm
3-4. Using the hands-free system 
(for cellular phone)................ 306
Hands-free system 
(for cellular phone) .................. 306
Using the Bluetooth
® phone ..... 311
Setting the hands-free 
system ............................................ 326
3-5. Using the interior lights .......... 352 Interior lights list............................ 352
3-6. Using the storage features .... 355 List of storage fe atures.............. 355
3-7. Other interior features........... 362 Sun visors......................................... 362
Vanity mirror .................................. 363
Clock ................................................. 364
Outside temperature 
display ........................................... 365
Ashtrays ........................................... 366
Cigarette lighter ........................... 367
Power outlet .................................. 368
Seat heaters/vent ilators ............ 369
Armrest ............................................. 371
Rear sunshade ............................... 372
Floor mats........................................ 374
Trunk features................................ 375
Garage door opener .................. 377
Compass......................................... 383
Lexus Link System ....................... 387 4-1. Maintenance and care............ 402
Cleaning and protecting 
the vehicle exterior................... 402
Cleaning and protecting 
the vehicle interior ................... 405
4-2. Maintenance............................. 408 Maintenance requir ements .... 408
General maintena nce ................. 410
Emission inspection and 
maintenance (I/M) 
programs ....................................... 413
4-3. Do-it-yourself 
maintenance............................. 414
Do-it-yourself service 
precautions ................................... 414
Hood................................................... 417
Positioning a floor jack................ 418
Engine compartment.................. 420
Tires ................................................... 435
Tire inflation pressure................. 445
Wheels.............................................. 449
Air conditioning filter................... 451
Electronic key battery ................ 454
Checking and replacing 
fuses ................................................ 456
Headlight aim.................................. 471
Light bulbs ....................................... 474
4Maintenance and care

146
2-1. Driving procedures
GS_HV_U
May 13, 2008 3:11 pm
Turn signal lever
■Turn signals can be operated when
The “POWER” switch is in 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
401
GS_HV_U
December 12, 2007 3:30 pm
4-1. Maintenance and 
care ............................... 402
Cleaning and protecting 
the vehicle exterior............ 402
Cleaning and protecting 
the vehicle interior ............. 405 4-2. Maintenance .................. 408
Maintenance 
requirements........................ 408
General maintenance ........... 410
Emission inspection and 
maintenance (I/M) 
programs ................................ 413
4-3. Do-it-yourself 
maintenance ................. 414
Do-it-yourself service 
precautions ............................ 414
Hood ............................................ 417
Positioning a floor jack .......... 418
Engine compartment ........... 420
Tires............................................ 435
Tire inflation pressure........... 445
Wheels ...................................... 449
Air conditioning filter ............ 451
Electronic key battery.......... 454
Checking and replacing 
fuses ........................................ 456
Headlight aim ........................... 471
Light bulbs ................................. 474

469
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_HV_U
December 27, 2007 1:38 pm
■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 74 )
●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.

474
4-3. Do-it-yourself maintenance
GS_HV_U
December 27, 2007 1:38 pm
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 2 1
■ Front bulb locations
■ Rear bulb locations
Parking light
Headlight high beam
Rear turn signal light Back-up light

475
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_HV_U
December 27, 2007 1:38 pm
Replacing light bulbs■ Headlight high beam
Left-hand side: Remove the fuse
box cover.
Unplug the connector while
depressing the lock release.
Turn the bulb base counterclock-
wise to remove it.
STEP1
STEP2
STEP3

476
4-3. Do-it-yourself maintenance
GS_HV_U
December 27, 2007 1:38 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

477
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_HV_U
December 27, 2007 1:38 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

478
4-3. Do-it-yourself maintenance
GS_HV_U
December 27, 2007 1:38 pm
■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).

479
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_HV_U
December 27, 2007 1:38 pm
■High-intensity discharge (HID) headlights
If voltage to the high-intensity discharge bulbs 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.
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.