2010 Lexus GS450h high beam

8
GS_HV_U (OM30C81U)
January 28, 2010 10:42 am
Pictorial indexExterior
Turn signal light P. 158
Fog light P. 174
Side marker light P. 171
Headlight (low beam)

P. 171
Hood P. 457
Parking light P. 171
Windshield wipers P. 175
Moon roof P. 90
Outside rear view
mirror
P. 85
Side turn signal light P. 158
Headlight (high beam) and daytime
running light
P. 171, 172

166
2-2. Instrument cluster
GS_HV_U (OM30C81U)
February 1, 2010 11:03 am
■Indicators
The indicators inform the driver of the operating state of the vehi-
cle’s various systems.
Turn signal indicator 
(P. 1 5 8 )“SPORT” mode indicator
(P. 2 1 3 )
Headlight high beam indi-
cator (P. 171)Shift position and shift
range indicators 
(P. 1 5 6 )
(U.S.A.)
Headlight indicator
(P. 171)Cruise control indicator
(P. 1 8 1185)
(Canada)
Tail light indicator
(P. 171)
(if equipped)
Intuitive parking assist
indicator (P. 1 9 8 )
Fog light indicator
(P. 1 74 ) Slip indicator (P. 2 1 5 )
“AFS OFF” indicator 
(P. 1 7 2 ) Slip off indicator
(P. 2 1 6 )
“Hybrid SNOW” 
indicator (P. 1 5 5 ) “AIR BAG ON” and “AIR
BAG OFF” indicators
(P. 1 1 9 )
“Hybrid PWR” indicator
(P. 1 5 5 )Driving ready indicator
(P. 1 5 0 )
*
**
*

171
2
When driving
GS_HV_U (OM30C81U)
January 28, 2010 10:42 am
2-3. Operating the lights and windshield wipers
Headlight switch
Turning on the high beam headlights
With the headlights on, push the
lever forward to turn on the high
beams.
Pull the lever back to the center
position to turn the high beams off.
Pull the lever toward you to turn
on the high beams.
Release to turn them off. You can
flash the high beams with the head-
lights on or off.
The headlights can be operated manually or automatically.
The side marker, parking,
tail, license plate and
instrument panel lights
turn on.
The headlights and all
lights listed above turn
on.
The headlights, daytime
running lights and all the
lights listed above turn
on and off automatically.
(When the “POWER”
switch is in ON mode.)
The daytime running
lights turn on.
Canada U.S.A.

502
4-3. Do-it-yourself maintenance
GS_HV_U (OM30C81U)
October 13, 2015 12:41 pm
FuseAmpereCircuit
23A/F15Fuel system
24INV W/P10Hybrid system
25IGCT No.120Hybrid system, IGCT No.2, 
IGCT No.3
26FR FOG15Fog light
27FR TAIL10Tail light, rear side marker light
28WA S H20Windshield wipers and washer
29HORN10Horn
30H-LP UPR20Headlight high beam
31DC/DC140Charging system
32RAD FAN60Electric cooling fans
33LH J/B AM80
S/ROOF, FR P/SEAT LH, TV, A/C,
FUEL OPN, FR WIP, H-LP LVL, 
FR S/HTR LH, A/C W/P
34E/G AM60H-LP CLN, FR CTRL-AM, DEICER,
STB AM
35HEATER50Air conditioning system
36DEFOG50Rear window defogger
37ABS230Enhanced VSC, ABS
38RH J/B-AM80
AM1, OBD, STOP SW, TI & TE, 
FR P/SEAT RH, STR LOCK, 
SECURITY, ECU-IG R, RH-IG, 
F S/HTR RH, CIG, PWR OUTLET, 
AIR SUS

511
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_HV_U (OM30C81U)
October 13, 2015 12:41 pm
Headlight aim
■Gauges
High beam vertical position
Low beam vertical position
High beam horizontal posi-
tion
Low beam horizontal position

512
4-3. Do-it-yourself maintenance
GS_HV_U (OM30C81U)
October 13, 2015 12:41 pm
■Adjustment bolts
High beam horizontal adjust-
ment
High beam vertical adjust-
ment
Low beam adjustment bolt A
Low beam adjustment bolt B
■Before checking the headlight aim
Make sure the vehicle has a full tank of gas and the area 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

513
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_HV_U (OM30C81U)
October 13, 2015 12:41 pm
■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 red line on the gauge is in the middle
of the “0” mark (within the blue lines to either side of the gauge).
High beam (vertical and horizontal adjustment)
Turn each adjustment bolt in either direction so that the bubble in
within the 2 center lines (vertical), and the red line on the gauge is in
the middle of the “0” mark (within the blue lines to either side of the
gauge) (horizontal).
If you feel that there is a large deviation, have the headlight aim
adjusted at a Lexus dealer.

514
4-3. Do-it-yourself maintenance
GS_HV_U (OM30C81U)
October 13, 2015 12:41 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 9 7 )
■Remove the engine compartment cover if necessary
P. 4 6 1
■Front bulb locations
■Rear bulb locations
Parking light
Headlight high beam and 
daytime running light
Rear turn signal light Back-up light