Page 5 of 640

5
1
8 7
6
5
4
3
2
GX460_OM_OM60Q09U_(U)
9
6-1. Maintenance and care Cleaning and protecting the vehicle exterior ................ 446
Cleaning and protecting the vehicle interior.................. 449
6-2. Maintenance Maintenance requirements ............................ 452
General mainte nance.............. 455
Emission inspection and maintenance (I/M)
programs.................................... 458
6-3. Do-it-yourself maintenance Do-it-yourself service precautions................................ 459
Hood ............................................... 462
Engine compartment ............... 463
Tires ................................................. 476
Tire inflation pressure .............. 483
Wheels ........................................... 487
Air conditioning filter ............... 489
Electronic key battery................491
Checking and replacing fuses.............................................. 493
Headlight aim .............................. 496
Light bulbs .................................... 498 7-1. Essential information
Emergency flashers ................... 510
If your vehicle has to be stopped in
an emergency ............................. 511
7-2. Steps to take in an emergency If your vehicle needs to be towed .................................512
If you think something is wrong............................................ 518
Fuel pump shut off system........519
If a warning light turns on or a warning buzzer
sounds ......................................... 520
If a warning message is displayed .................................... 528
If you have a flat tire .................. 542
If the engine will not start ........ 556
If the electronic key does not operate properly .............558
If the vehicle battery is discharged...................................561
If your vehicle overheats......... 564
If the vehicle becomes stuck ............................................. 567
6Maintenance and care7When trouble arises
Page 15 of 640

15Pictorial index
GX460_OM_OM60Q09U_(U)
Windshield wipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 213
Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 377
To prevent freezing (windshield wiper de-icer
*) . . . . . . . . . . . . . . . . . . . . . . . . P. 391
Precautions against car wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 447
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 221
Refueling method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 221
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 572
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 476
Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 578
Winter tires/tire chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 37 7
Checking/rotation/tire pressure warning system . . . . . . . . . . . . . . . . . . . . . . P. 476
Coping with flat tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 542
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 462
Opening. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 462
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 572
Coping with overheat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 564
Camera*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 254, 264
Headlights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 202
Parking lights/daytime running lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 202
Fog lights
* . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 211
Turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 20 0
Stop/tail lights
Hill-start assist control*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 352
Downhill assist control system
*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 349
License plate lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 202
Back-up lights
Shifting the shift lever to R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 194
Side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 202
4
5
6
7
8
Light bulbs of the exte rior lights for driving
(Replacing method: P. 498, Watts: P. 579)
*: If equipped
9
10
11
12
13
14
15
16
Page 445 of 640

445
GX460_OM_OM60Q09U_(U)
6Maintenance and care
6-1. Maintenance and careCleaning and protecting the vehicle exterior ................ 446
Cleaning and protecting the vehicle interior.................. 449
6-2. Maintenance Maintenance requirements ............................ 452
General maintenance..............455
Emission inspection and maintenance (I/M)
programs ....................................458
6-3. Do-it-yourself maintenance Do-it-yourself service precautions................................ 459
Hood ............................................... 462
Engine compartment ............... 463
Tires ................................................. 476
Tire inflation pressure...............483
Wheels ........................................... 487
Air conditioning filter ...............489
Electronic key battery ............... 491
Checking and replacing fuses .............................................. 493
Headlight aim .............................. 496
Light bulbs.....................................498
Page 460 of 640
460
GX460_OM_OM60Q09U_(U)6-3. Do-it-yourself maintenance
Headlight aim
(
→ P. 496)• Phillips-head screwdriver
Light bulbs
(→ P. 498)
• Bulb with same number and wattage rating as original
• Phillips-head screwdriver•Flathead sc rewdriver
•Wrench
Power steering fluid
level (→P. 471)• Automatic transmission fluid DEXRON® II or III
• Rag or paper towel•Clean funnel
Radiator and con-
denser (→ P. 469)⎯
Tire inflation pres-
sure (→P. 483)• Tire pressure gauge• Compressed air source
Washer fluid
(→ P. 475)• Water or washer fluid containing antifreeze (for winter use)
• Funnel (used only for adding water or washer fluid)
ItemsParts and tools
Page 498 of 640
498
GX460_OM_OM60Q09U_(U)6-3. Do-it-yourself maintenance
Light bulbs
Check the wattage and color of the light bulb being replaced. (
→P. 579)
→ P. 464
■Front
You may replace the following bulbs your self. The difficulty level of replace-
ment varies depending on the bulb. If necessary bulb replacement seems diffi-
cult to perform, contact your Lexus dealer.
For more information about replacing other light bulbs, contact your Lexus
dealer.
Preparing for light bulb replacement
Removing the engine compartment covers
Bulb locations
Front turn signal light
Headlight high beam1
2
Page 500 of 640
500
GX460_OM_OM60Q09U_(U)6-3. Do-it-yourself maintenance
■Headlight high beams
Turn the cover counterclockwise.
Turn the bulb base counterclock-
wise.
Unplug the connector while pull-
ing the lock release.
Replacing light bulbs
1
2
3
Page 501 of 640
GX460_OM_OM60Q09U_(U)
5016-3. Do-it-yourself maintenance
6
Maintenance and care
Replace the light bulb, and install
the bulb base.
Align the 3 tabs on the light bulb with
the mounting, and insert.
Turn and secure the bulb base.
Shake the bulb base gently to check
that it is not loose, turn the headlights
on once and visually confirm that no
light is leaking through the mounting.
When installing the cover, conduct in reverse.
4
5
61
Page 506 of 640
506
GX460_OM_OM60Q09U_(U)6-3. Do-it-yourself maintenance
■Running board lights
Turn the bulb bases counter-
clockwise.
Remove the light bulb.
When installing, reverse the steps listed.
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by your Lexus
dealer.
●Headlight low beams
●Parking lights/daytime running lights
●Front side marker lights
●Fog lights (if equipped)
●Side turn signal lights
●High mounted stoplight
●Stop/tail lights
●License plate lights
1
2
3