headlights Lexus GS350 2008 Using the audio system / LEXUS 2008 GS460/350 (OM30A87U) User Guide

397
4-2. Maintenance
4
Maintenance and care
GS_G_U
May 13, 2008 5:14 pm
Vehicle interior
ItemsCheck points
Accelerator pedal• Moves smoothly (without uneven pedal effort or catching)?
Automatic transmission
“Park” mechanism• Can the vehicle be hold securely on an incline with the shift lever in “P”?
Brake pedal
• Moves smoothly?
• Does it have appropriate clearance and correct amount of free play?
Brakes
• Pulls to one side when applied?
• Loss of brake effectiveness?
• Spongy feeling brake pedal?
• Pedal almost touches floor?
Head restraints• Move smoothly and lock securely?
Indicators/buzzers• Function properly?
Lights• Do all the lights come on?
• Headlights aimed correctly? ( P. 4 6 7 )
Pa r k i n g b r a ke
• Moves smoothly?
• Can hold the vehicle securely on an
incline?
Seat belts
• Does the seat belt system operate smoothly?
• Are the belts undamaged?
Seats• Do the seat controls operate properly?
Steering wheel
• Moves smoothly?
• Has correct free play?
• No strange noises?

474
4-3. Do-it-yourself maintenance
GS_G_U
May 13, 2008 5:14 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).
■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.

475
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_G_U
May 13, 2008 5:14 pm
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.

5
When trouble arises
531
5-2. Steps to take in an emergency
GS_G_U
May 13, 2008 5:14 pm
■Starting the engine when the 12 volt battery is discharged
The engine cannot be started by push-starting.
■To prevent 12 volt battery discharge
●Turn off the headlights and the audio system while the engine is turned off.
●Turn off any unnecessary electrical compon ents when the vehicle is running at a
low speed for an extended period, such as in heavy traffic, etc.
■When the 12 volt battery is removed or discharged
The following systems must be initialized.
●Tire pressure warning system (P. 4 2 2 )
●Intuitive parking assist (P. 5 0 7 )
CAUTION
■Avoiding battery fires or explosions
Observe the following precautions to prevent accidentally igniting the flammable
gas that may be emitted from the battery.
●Make sure the jumper cable is connected to the correct terminal and that it is not
unintentionally in contact with any pa rt other than the intended terminal.
●Do not allow the jumper cables to come into contact with the “+” and “-” termi-
nals.
●Do not allow open flame or use matches, cigarette lighters or smoke near the
battery.
Maintain the engine speed on th e second vehicle and turn the
“ENGINE START STOP” switch to the IGNITION ON mode,
then start the vehicle’s engine.
Once the vehicle’s engine ha s started, remove the jumper
cables in the exact reverse ord er in which they were con-
nected.
Once the engine starts, have the ve hicle checked at your Lexus dealer
as soon as possible.STEP5
STEP6

552
6-1. Specifications
GS_G_U
May 13, 2008 5:14 pm
Light bulbs
A: D4S high-intensity discharge bulbs
B: HB3 halogen bulbs 
C: Wedge base bulbs (amber) 
D: Wedge base bulbs (clear) 
E: HB4 halogen bulbs 
F: Double end bulbs
Light bulbsBulb No.WTy p e
Exterior
Headlights (low beam)D4S35A
Headlights (high beam)HB360B
Front turn signal lights21C
Parking lights5D
Fog lightsHB451E
Front side marker light1945D
Rear turn signal lights21C
Back-up lights92116D
Trunk light5F
InteriorVanity lights8D

572
6-2. Customization
GS_G_U
May 13, 2008 5:14 pm
*: Vehicles sold outside Canada
ItemFunctionDefault settingCustomizedsetting
Moon roof 
(
P. 6 7 )
Linked door lock opera-
tionONOFF
Linked door key opera-
tionOpen and closeOpen only
Close only
Linked operation of com-
ponents when door key is
used
Slide onlyTilt only
Wireless remote control
linked operationONOFF
Linked operation of com-
ponents when wireless
remote control used
Slide onlyTilt only
Linked entry functionONOFF
Automatic
light control
system 
(
P. 1 4 2 )
Light sensor sensitivityLevel 3Levels 1 to 5
Ti m e e l a p s e d b e f o r e
headlights automatically
turn off after doors are
closed
30 seconds
0 seconds
60 seconds
90 seconds
Daytime running lightONOFF*

587
Alphabetical index
GS_G_U
May 13, 2008 5:14 pm
Front passenger occupant 
classification system ............................92
Front passenger’s seat belt 
reminder light ..................................... 490
Front seats Adjustment .............................................. 45
Driver’s seat position memory ....... 47
Front turn signal lights Wattage ................................................. 552
Fuel Capacity................................................. 543
Fuel gauge .............................................. 132
Gas station information ................. 596
Information............................................ 553
Refueling ................................................... 70
Fuel door......................................................70
Fuel filler door............................................70
Fuses...........................................................442
Garage door opener.......................... 363
Gas station information ..................... 596
Gauges....................................................... 132
Glove box ................................................. 341
Hands-free system 
(for cellular phone)............................ 291
Head restraints........................................... 51
Headlight aim ......................................... 467
Headlight cleaner .................................. 149 Headlights
Adaptive front lighting system...... 143
Discharge headlights 
precautions........................................ 475
Replacing light bulbs ........................470
Switch.........................................................142
Wattage ..................................................552
Heaters Seat heaters ..........................................354
Side mirror............................................. 225
Hill-start assist control ......................... 184
Hood ..........................................................403
Hooks Cargo ..................................................... 360
Shopping bag ..................................... 360
Identification Engine......................................................542
Vehicle ..................................................... 541
Ignition switch Engine switch .......................................... 121
Illuminated entry system .................... 337
I/M test......................................................399
Immobilizer system ................................. 73
Indicator lights......................................... 136
Initialization Items to initialize .................................575
Inside rear view mirror ............................61
Instrument panel light control .......... 133
Interior lights Interior lights ........................................ 338
Wattage ..................................................552
Intuitive parking assist .......................... 164
G
H
I

588
Alphabetical index
GS_G_U
May 13, 2008 5:14 pm
JackPositioning a floor jack.................... 404
Replacing the wheel...........................512
Jack handle ............................................... 512
Keyless entry.............................................. 34
Keys Engine (ignition) switch ......................121
If the electronic key does 
not operate properly .................... 526
If you lose your keys......................... 525
Key number plate ................................. 20
Keys ............................................................. 20
Mechanical key...................................... 20
Wireless remote control key .......... 34
Lexus Link System ................................ 373
Light bulbs Replacing ............................................... 470
Wattage.................................................. 552
Light sensitive optitron meter ........... 134
Lights Fog light switch .....................................145
Headlights switch ................................ 142
Interior lights list.................................. 337
Replacing light bulbs........................ 470
Turn signal lever .................................. 130
Vanity lights ..........................................348
Wattage.................................................. 552 Maintenance
Do-it-yourself maintenance.........400
General maintenance..................... 396
Maintenance data ............................. 540
Maintenance requirements.......... 394
Meter Instrument panel light control ....... 133
Meters....................................................... 132
Micro dust and pollen filter ................ 221
Mirrors Inside rear view mirror ........................ 61
Side mirror heater..............................225
Side mirrors.............................................. 62
Vanity mirrors ..................................... 348
Moon roof....................................................67
MP3 disc...................................................247
Multi-information display ....................139
Odometer .................................................132
Oil Engine oil............................................... 409
Opener Fuel filler door .........................................70
Hood ....................................................... 403
Trunk............................................................ 42
Outer foot lights.................................... 337
Outside rear view mirrors Adjusting and folding .......................... 62
Mirror position memory .................... 47
Outside temperature 
display ..........................................140, 350
Overhead console ............................... 343
Overheating, Engine .......................... 533J
K
L
M
O