headlights Lexus GS250 2014 Owner's Guide

Page 498 of 688

4986-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
8MPX-B10
Smart entry & start system, CAN gateway
ECU, electric tilt and telescopic steering col-
umn, power seats, head-up display, front
right-hand door ECU, gauges and meters,
steering sensor, yaw rate and G sensor, over-
head module, RR CTRL SW, clock, front left-
hand door ECU, power trunk lid, body ECU
9DOME7. 5
Personal lights, ornament lights, trunk light,
footwell lights, door courtesy lights, vanity
lights, rear door inside handle illuminations,
power trunk lid
10EPS80EPS
11ARS80No circuit
12HTR50Air conditioning system
13ABS NO.140VDIM
14LUG J/B ALT50Luggage compartment junction block
15PTC NO.150PTC heater
16PTC NO.250PTC heater
17ABS NO.250VDIM
18ST30Starting system
19H-LP LO30Headlights, H-LP RLY
20D/C C UT30DOME, MPX-B
21DCM7. 5DCM
22ECU-B7. 5Smart entry & start system
23ALT-S7. 5Charging system
FuseAmpereCircuit
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Page 499 of 688

499 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350_250_OM_OM30E16E_(EE)
24ETCS10Multiport fuel injection system/sequential
multiport fuel injection system
25HORN10Horn
26R/B-B20EPS-B, TV
27P/ I - B N O.150Headlights, daytime running lights, EBS
28EPB30Pa r k in g b ra ke
29LUG J/B-B40Luggage compartment junction block
30FAN NO.180Electric cooling fans
31LH J/B ALT60Left-hand junction block
32H-LP CLN30Headlight cleaner
33FAN NO.240Electric cooling fans
34A/C COMP7. 5Air conditioning system
35FILTER10Condenser
FuseAmpereCircuit
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Page 501 of 688

501 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350_250_OM_OM30E16E_(EE)
16MPX-B10
Smart entry & start system, CAN gateway
ECU, electric tilt and telescopic steering col-
umn, power seats, head-up display, front
right-hand door ECU, gauges and meters,
steering sensor, yaw rate and G sensor, over-
head module, RR CTRL SW, clock, front left-
hand door ECU, power trunk lid, body ECU
17FILTER10Condenser
18A/C COMP7. 5Air conditioning system
19H-LP CLN30Headlight cleaner
20FAN NO.240Electric cooling fans
21LH J/B ALT60Left-hand junction block
22FAN NO.180Electric cooling fans
23P/ I - B N O.150H-LP HI RH, H-LP HI LH, DRL, emergency
brake signal
24EPB30Pa r k in g b ra ke
25LUG J/B-B40Luggage compartment junction block
26R/B-B20EPS-B, TV
27HORN10Horn
28ETCS10Multiport fuel injection system/sequential
multiport fuel injection system
29ALT-S7. 5Charging system
30ECU-B7. 5Smart entry & start system
31DCM7. 5DCM
32D/C C UT30DOME, MPX-B
33ABS NO.250VDIM
34ST30Starting system
35H-LP LO30Headlights, H-LP RLY
FuseAmpereCircuit
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Page 515 of 688

515 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350_250_OM_OM30E16E_(EE)
■Front
XVehicles with discharge headlights
XVehicles with LED headlights
Bulb locations
Front turn signal light
Halogen front fog light (if equipped)1
2
Halogen front fog light (if equipped)
Front turn signal light1
2
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Page 519 of 688

519 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350_250_OM_OM30E16E_(EE)
■Front turn signal lights (vehicles with discharge headlights)
For the left side only: To allow
enough working space, turn
the steering wheel all the way
to the right, then remove the
bolts and take off the cover.
Turn the bulb base counterclockwise.
1
2
XRight sideXLeft side
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Page 521 of 688

521 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350_250_OM_OM30E16E_(EE)
■Front turn signal lights (vehicles with LED headlights)
For the left side only: Remove
the bolt and move the washer
fluid filler opening.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
1
2
3
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Page 530 of 688

5306-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by any
authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
●Headlights
●Front position lights/daytime running lights
●LED front fog lights (if equipped)
●Side turn signal lights
●Stop/tail lights
●Tail lights
●Rear fog light
●High mounted stoplight
●License plate lights
■Discharge headlights (if equipped)
If voltage to the discharge bulbs is insufficient, the bulbs may not come on, or may go
out temporarily. The discharge bulbs will come on when normal power is restored.
■LED lights
The lights other than the discharge headlights (if equipped), halogen front fog lights
(if equipped), front turn signal lights, rear turn signal lights, back-up light and outer
foot lights each consist of a number of LEDs. If any of the LEDs burn out, take your
vehicle to any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional to have the light replaced.
■Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not indi-
cate a malfunction. Contact any authorized Lexus dealer or repairer, or another duly
qualified and equipped professional for more information in the following situations:
●Large drops of water have built up on the inside of the lens.
●Water has built up inside the headlight.
■When replacing light bulbs
→P. 5 1 3
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Page 531 of 688

531 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350_250_OM_OM30E16E_(EE)
CAUTION
■Replacing light bulbs
●Turn off the lights. Do not attempt to replace the bulb immediately after turning
off the lights.
The bulbs become very hot and may cause burns.
●Do not touch the glass portion of the light bulb with bare hands. When it is
unavoidable to hold the glass portion, use and hold with a clean dry cloth to avoid
getting moisture and oils on the bulb.
Also, if the bulb is scratched or dropped, it may blow out or crack.
●Fully install light bulbs and any parts used to secure them. Failure to do so may
result in heat damage, fire, or water entering the headlight unit. This may damage
the headlights or cause condensation to build up on the lens.
●While the headlights are turned on, and for
a short time after they have been turned off,
metal components at the rear of the head-
light assembly will be extremely hot. To pre-
vent burns, do not touch these metal
components until you are certain they have
cooled down.
Metal components
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Page 532 of 688

5326-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
CAUTION
■Discharge headlights
●Contact any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional before replacing the discharge headlights (including light
bulbs).
●Do not touch the discharge headlight’s high voltage socket when the headlights
are turned on.
An extremely high voltage of 30000 V will be discharged and could result in
death or serious injury by electric shock.
●Do not attempt to take apart or repair the headlight bulbs, connectors, power
supply circuits, or related components.
Doing so could result in electric shock and death or serious injury.
■To prevent damage or fire
●Make sure bulbs are fully seated and locked.
●Check the wattage of the bulb before installing to prevent heat damage.
NOTICE
■When replacing the outer foot lights
If the front window is stopping you from conducting the replace operation prop-
erly, open the window on the side you are working on to allow you enough space to
work. Continuing the operation without giving yourself enough space to work
could lead you to scratch the vehicle.
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Page 622 of 688

6227-2. Steps to take in an emergency
GS350_250_OM_OM30E16E_(EE)
Start the engine of the second vehicle. Increase the engine speed
slightly and maintain at that level for approximately 5 minutes to
recharge the battery of your vehicle.
Open and close any of the doors of your vehicle with the engine switch
off.
Maintain the engine speed of the second vehicle and start the engine of
your vehicle by turning the engine switch to IGNITION ON mode.
Once the vehicle’s engine has started, remove the jumper cables in the
exact reverse order from which they were connected.
Once the engine starts, have the vehicle inspected at any authorized
Lexus dealer or repairer, or another duly qualified and equipped profes-
sional as soon as possible.
■Starting the engine when the battery is discharged
The engine cannot be started by push-starting.
■To prevent battery discharge
●Turn off the headlights and the audio system while the engine is off.
●Turn off any unnecessary electrical components when the vehicle is running at a
low speed for an extended period, such as in heavy traffic.
■Charging the battery
The electricity stored in the battery will discharge gradually even when the vehicle is
not in use, due to natural discharge and the draining effects of certain electrical
appliances. If the vehicle is left for a long time, the battery may discharge, and the
engine may be unable to start. (The battery recharges automatically during driving.)
3
4
5
6
GS350_250_OM_OM30E16E_(EE).book Page 622 Tuesday, July 8, 201 4 7:11 PM

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