2007 Lexus GS350 low beam

vi
Headlight (high beam) P. 116
Pictorial indexExterior
Turn signal light P. 104
Fog light P. 119
Side marker light P. 116
Headlight (low beam)
P. 116
Hood P. 372
Parking light P. 116
Windshield wipers P. 120
Moon roof  P. 46
Outside rear view mirror
P. 41

119
2-3. Operating the lights and windshield wipers
2
When driving
Fog light switch
The fog lights improve visibility in difficult driving conditions, such as in rain
or fog. They can be turned on only when the headlights are on low beam.
OFF
ON

420
4-3. Do-it-yourself maintenance
FuseAmpereCircuit
12H-LP R LWR15Headlight low beam (right)
13H-LP L LWR15Headlight low beam (left)
14F/ P M P25Fuel system
15EFI
20
(GS430) 25
(GS350)Multiport fuel injection system/
sequential multiport fuel injection
system
16INJ20
Multiport fuel injection system/
sequential multiport fuel injection
system
17H-LP UPR15Headlight high beams
18HORN10Horns
19WA S H E R20Windshield washer
20FR TAIL10Parking lights
21FR FOG15Front fog lights

429
4-3. Do-it-yourself maintenance
4
Maintenance and care
Headlight aim
■Gauges
High beam vertical position
Low beam vertical position
High beam horizontal posi -
tion
Low beam horizontal position
■ A
djustment bolts
High beam horizontal adjust-
ment
High beam vertical adjust-
ment
Low beam adjustment bolt A
Low beam adjustment bolt B
■ Befor
e checking the headlight aim
Make sure the vehicle has a full ta nk of gas and the ar
ea around
the headlight is not deformed.
Park the vehicle on level ground.
Sit in the driver’s seat.
Bounce the vehicle several times.STEP1
STEP2
STEP3
STEP4

430
4-3. Do-it-yourself maintenance
■Adjusting the headlight aim
Low beam (vertical adjustment)
Using a Phillips-head screw-
driver, turn adjustment bolt A so
that the bubble is within the 2
center lines.
Remember the turning direction
and the number of turns.
Turn bolt B the same number of
turns and in the same direction
as step 1.
Low beam (horizontal adjustment)
Turn adjustment bolt A so that the re d line on the gauge is in the middle
of the “0” mark (within the blue lines to either side of the gaug\
e).
High beam (vertical and horizontal adjustment)
Turn each adjustment bolt in either dir
ection so that the bubble in
within the 2 center lines (vertical), an d the red line on the gauge is in
the middle of the “0” mark (within th e blue lines to either side of the
gauge) (horizontal).
If you feel that there is a large de
viation, have the headlight aim
adjusted at a Lexus dealer.
STEP1
STEP2

431
4-3. Do-it-yourself maintenance
4
Maintenance and care
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
. 507)
■ R
emove the engine compartment cover if necessary.
 P.
3 7 8
■ F
ront bulb locations
■Rear bulb locations
Parking light
Headlight high beam
Rear turn signal light Back-up light

435
4-3. Do-it-yourself maintenance
4
Maintenance and care
■Bulbs other than the above
If any of the bulbs listed below has burnt out, have your Lexus dealer
r

eplace it.
● Headlight lo
w beams (high-intensity discharge bulbs)
● F
og lights
●F
ront turn signal lights
●F
ront side marker lights
●Stop
/tail lights
●T
ail lights
●R
ear 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 i
n the following situations. Tempo-
rary condensation build-up on the inside of the headlight lens does not indicate a
ma
lfunction.
●Large drops of water are built up on the inside of the lens.
●Water has built up in side the headlight.
■LED light bulbs
The tail, tail/stop and high mounted stopligh ts co
nsist of a number of LEDs. If any
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, y
our vehicle may not conform to local
laws (SAE).
■High-intensity discharge (HID) headlights
If voltage to the high-intensity discharge bu l
bs 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.

507
6-1. Specifications
6
Vehicle specifications
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