light Lexus GX470 2008 Using other driving systems / LEXUS 2008 GX470 OWNER'S MANUAL (OM60D82U)

360
4-3. Do-it-yourself maintenance
FuseAmpereCircuit
35A/F HEATER15A/F sensor
36TRN-HAZ15Turn signal lights
37ETCS10Electronic throttle control system
38EFI20
Multiport fuel injection system/
sequential multiport fuel injection
system
39D FR P/W20Po w e r w i n d o w
40DR/LCK25Power door lock
41TOW I N G30To w i n g c o n v e r t e r
42RADIO NO.230Audio system, navigation system
43A/PUMP50
Multiport fuel injection system/
sequential multiport fuel injection
system

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4-3. Do-it-yourself maintenance
FuseAmpereCircuit
12IG1 NO.210
Rear air conditioning system, inside
rear view mirror, kinetic dynamic sus-
pension system
13RR WSH15Rear window washer
14ECU-IG10
Shift lock control system, power win-
dows, outside rear view mirror defog-
ger, anti-lock brake system, active
traction control system, vehicle stabil-
ity control system, air conditioning
system, navigation system, power
windows, moon roof, tilt and tele-
scopic steering, trip information dis-
play, driving position memory system,
rear view monitor system, tire pres-
sure warning system
15IG110
Air conditioning system, back-up
lights, rear window defogger, seat
heaters, vehicle stability control sys-
tem
16STA7. 5
Multiport fuel injection system/
sequential multiport fuel injection
system
17P FR P/W20Front passenger’s power window
18P RR P/W20Rear right side power window
19D RR P/W20Rear left side power window
20PA N E L10Instrument panel lights
21TA I L10Parking lights, tail lights, license plate
lights, front fog lights

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4-3. Do-it-yourself maintenance
4
Maintenance and care
FuseAmpereCircuit
22ACC7. 5
Shift lock control system, power out-
let, outside rear view mirror, audio
system, navigation system, power
rear view mirrors, trip information
display, rear view monitor system
23CIG10Cigarette lighter
24POWER OR
TI&TE30Power windows, moon roof, tilt and
telescopic steering
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been replaced, a bulb may
need replacement. ( P. 365)
●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.

365
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 and color of the light bulb being replaced.
( P. 420)
■ Remove the engine compartment cover if necessary.
 P. 3 2 2
■ Front bulb locations
Headlight low beam
Headlight high beam

366
4-3. Do-it-yourself maintenance
Replacing light bulbs■ Headlight low and high beam
Unplug the connector while push-
ing the lock release.
Turn the bulb base counterclock-
wise to remove it.
■Rear bulb locations
Rear turn signal light
Stop/tail lights License plate lights
STEP1
STEP2

367
4-3. Do-it-yourself maintenance
4
Maintenance and care
■Rear turn signal, stop/tail lights
Open the back door and remove
the screws.
Turn the bulb base counterclock-
wise.
Turn signal light
Stop/tail lights
Remove the light bulb.
STEP1
STEP2
STEP3

368
4-3. Do-it-yourself maintenance
■License plate light
Remove while pressing from the
side.
Turn the bulb base counterclock-
wise.
Remove the light bulbs.
STEP1
STEP2
STEP3

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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
replace it.
●Fog lights
● Parking lights
● Front turn signal lights
● Front side marker lights
● High mounted stoplight
● Back-up 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 in side the headlight.
■LED light bulbs
The high mounted stoplights consist of a number of LEDs. If any LEDs burn out,
take your vehicle to your Lexus de aler to have the light replaced.
If two or more LEDs in a stoplight burn out, your vehicle may not conform to local
laws (SAE).

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4-3. Do-it-yourself maintenance
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 en tering the headlight unit. This may damage
the headlights or cause condensation to build up on the lens.
●Do not attempt to repair or disassemble light bulbs, connectors, electric circuits
or component parts.
Doing so may result in serious injury due to electric shock.
■To prevent damage or fire
Make sure bulbs are fully seated and locked.

When trouble arises5
371
5-1. Essential information .... 372If your vehicle needs to be towed ...................................... 372
If you think something is wrong ....................................... 377
Fuel pump shut off system ... 378
Event data recorder.............. 379
5-2. Steps to take in an emergency .................... 381
If a warning light turns on or a warning buzzer sounds... ... 381
If you have a flat tire................ 391
If the engine will not start .... 402
If the shift lever cannot be shifted from P ....................... 403
If you lose your keys .............. 404
If the vehicle battery is discharged ............................ 405
If your vehicle overheats ..... 408
If the vehicle becomes stuck......................................... 410