2006 LEXUS LS430 air filter

TABLE OF CONTENTSIndex
Refreshing rear seat 
switches ......................................... 222
Coat hooks ..................................... 223
Floor mats........................................ 224
Sunshades ....................................... 225
Trunk features................................ 227
Garage door opener .................. 232
Compass (vehicles without 
navigation syst em)
................... 238
4-1. Maintenance and care............ 244 Cleaning and protecting the 
vehicle exterior .......................... 244
Cleaning and protecting the 
vehicle interior............................ 247
4-2. Maintenance ............................. 250 Maintenance requ irements
.... 250
General maintenance ................ 252
Emission inspection and 
maintenance (I/M) 
programs....................................... 255
4-3. Do-it-yourself 
maintenance ........................... 256
Do-it-yourself service 
precautions .................................. 256
Hood................................................. 260
Positioning the jack ...................... 261
Engine compartment.................. 262 Tires ................................................... 278
Tire inflation pressure................ 283
Wheels.............................................. 287
Air conditioning filters............... 289
Wireless remote control

battery ............................................ 295
Blade fuses ..................................... 298
Cartridge fuses ............................ 309
Headlight aim.................................... 311
Light bulbs ........................................ 313
5-1. Essential information .............. 320 If your vehicle needs to be 
towed............................................. 320
If you think something is 
wrong ............................................. 324
Fuel pump shut off system ........ 325
Event data recorder .................... 326
5-2. Steps to take in an 
emergency .............................. 328
If a warning light turns on... ...... 328
If a warning message 
appears.......................................... 334
If you have a flat tire..................... 347
If the engine will not start ......... 353
If the transmission selector 
lever cannot be shifted 
from P............................................. 354
If you lose your keys ................... 355
4Maintenance and care
5When trouble arises

173
3-1. Using the air conditioning system and defogger
3
Interior features
Adjusting the setting
■Adjusting the temperature setting 
Use .
Press “ ” to increase the temperature and “ ” to decrease the temper -
ature.
■ Changing the air flo
w mode
Push . Pushing the button changes the mode in the following
order:
Auto  Lo speed  High speed
■Child lock function
●Press the switch for longer than 5 seconds t o turn the child lock function
on. This will disable the rear controls.
●To turn the child lock function off, once again press and hold the switch for
more than 5 seconds.
■Replacing the rear air conditioning filter
Replace the air filter when the use of rear air conditioning or air purification reduces
air

flow or deodorizing performance. ( P. 2 9 5 )

220
3-5. Other interior features
Climate control seat switches
■Operating conditions
The ignition switch must be in the ON position.
■Replacing the air filters
Regularly inspect the seat climate control air filters and replace them if necessary to
ma
intain the efficiency of the climate controlled seats. ( P. 2 9 3 )
Feeds warm or cool air to the seat surface
Press and release the knob to
use it, then turn the knob to the
desir

ed temperature setting.
OFF position (at middle dot)
Room temperature range
Cool air
Warm air
Push the knob into the recessed position when not in use
Press and release the knob to
use it, then turn the knob to the
desir
ed temperature setting.
Warm air
Room temperature air
Cool air
Front Driver’s seat Pa s s e n g e r ’s
seat1
2
3
4
5
Rear
Right seat Left seat1
2
3
4

4Maintenance and care
243
4-1. Maintenance and care ........ 244
Cleaning and protecting the  vehicle exterior ........................ 244
Cleaning and protecting the  vehicle interior ......................... 247
4-2. Maintenance .......................... 250 Maintenance requirements.. 250
General maintenance............. 252
Emission inspection and 
maintenance (I/M) 
programs.................................... 255 4-3. Do-it-yourself

maintenance ......................... 256
Do-it-yourself service 
precautions .............................. 256
Hood.............................................. 260
Positioning the jack .................... 261
Engine compartment ............... 262
Tires ................................................. 278
Tire inflation pressure .............. 283
Wheels ........................................... 287
Air conditioning filters
............ 289
Wireless remote control  battery ......................................... 295
Blade fuses .................................. 298
Cartridge fuses ......................... 309
Headlight aim................................ 311
Light bulbs ..................................... 313

259
4-3. Do-it-yourself maintenance
4
Maintenance and care
NOTICE
■If you remove the engine air filter:
Driving with the engine air filter removed may cause e
xcessive engine wear due to
dirt in the air. 
Also, a backfire could cause a fire in the engine compartment.

289
4-3. Do-it-yourself maintenance
4
Maintenance and care
Air conditioning filters
The air conditioning filters must be changed regularly to maintain air condi-
tioning efficiency.
■ Front air conditioning filter
Turn the ignition switch to LOCK.
Open the glove box. Lift the partition
and remove it.
Push the levers and remove the cover.
Push up the levers and remove the fil -
ter cover.

290
4-3. Do-it-yourself maintenance
Remove the filter case.
Remove the air conditioning filter
from the filter case and replace it with
a new one.The  UP
marks shown on the filter
and the filter case should be point -
ing up.
Install the filter cover
Upper tabs
Lower tabs1
2

291
4-3. Do-it-yourself maintenance
4
Maintenance and care
■Rear air conditioning filter (if equipped)
Replace the air filter regularly to ma intain air flow, air purification, and
deodorizing performance.
Turn the ignition switch to LOCK
Open the trunk and remove the filter
cover.
Pull out the filter case and replace the
fil
ter.
Filter case
Filter
STEP2
1
2