air filter Lexus IS250 2007 Using the audio system / LEXUS 2007 IS350/250 OWNER'S MANUAL (OM53578U)

TABLE OF CONTENTSIndex
iv
• Bottle holders/door
pockets ........................................... 218
3-5. Other interior features............ 219
Sun visors.......................................... 219
Vanity mirror .................................. 220
Clock .................................................. 221
Satellite switches .......................... 222
Ashtrays ........................................... 225
Cigarette lighter ........................... 226
Power outlet ................................... 227
Seat heaters.................................... 228
Seat heaters and ventilators ... 230
Armrest ............................................ 232
Rear sunshade ............................... 233
Extended trunk.............................. 235
Coat hooks ..................................... 236
Floor mat.......................................... 237
Trunk features............................... 238
Garage door opener................... 241
Compass........................................... 246
4-1. Maintenance and care............ 252
Cleaning and protecting
the vehicle exterior................... 252
Cleaning and protecting
the vehicle interior .................... 2544-2. Maintenance.............................. 257
Maintenance requirements ..... 257
General maintenance ................ 259
Emission inspection and
maintenance (I/M)
programs ...................................... 262
4-3. Do-it-yourself
maintenance............................ 263
Do-it-yourself service
precautions .................................. 263
Hood.................................................. 266
Positioning the jack ..................... 267
Engine compartment.................. 269
Tires .................................................. 283
Tire inflation pressure................. 293
Wheels.............................................. 297
Air conditioning filter.................. 299
Electronic key battery ............... 302
Checking and replacing
fuses ............................................... 304
Headlight aim.................................. 318
Light bulbs ........................................ 319
5-1. Essential information .............. 328
If your vehicle needs to
be towed ...................................... 328
If you think something is
wrong ............................................ 335
4Maintenance and care
5When trouble arises

174
3-1. Using the air conditioning system and defogger
Micro dust and pollen filter
Press .
Outside air mode switches to
(recirculated air) mode. Pol-
len is removed from the air and the
air flows to the upper part of the
body.
To stop the operation, press
again.
Adjusting the sensitivity of the air intake control in automatic mode (IS350 only)
Press for 2 or more sec-
onds.
Press  (increase) or  (decrease)
on the switch.
From —3 (low) to 3 (high) can be
set.
STEP1
STEP2

Maintenance and care4
251
4-1. Maintenance and care ......... 252
Cleaning and protecting
the vehicle exterior ................ 252
Cleaning and protecting
the vehicle interior ................. 254
4-2. Maintenance ........................... 257
Maintenance
requirements............................ 257
General maintenance ............. 259
Emission inspection and
maintenance (I/M)
programs ................................... 262
4-3. Do-it-yourself
maintenance ......................... 263
Do-it-yourself service
precautions ............................... 263
Hood............................................... 266
Positioning the jack................... 267
Engine compartment............... 269
Tires ................................................. 283
Tire inflation pressure............... 293
Wheels........................................... 297Air conditioning filter .............. 299
Electronic key battery ............. 302
Checking and replacing
fuses............................................. 304
Headlight aim .............................. 318
Light bulbs..................................... 319

265
4-3. Do-it-yourself maintenance
4
Maintenance and care
CAUTION
■When working near the electric cooling fan or radiator grille:
Be sure the engine switch is OFF.
With the engine switch in IG-ON mode, the electric cooling fan may automatically
start to run if the air conditioning is on and/or the coolant temperature is high.
(P. 2 7 8 )
■Safety glasses
Wear safety glasses to prevent flying or falling material, fluid spray, etc. from getting
in the eyes.
NOTICE
■If you remove the air cleaner:
Driving with the air filter removed may cause excessive engine wear due to dirt in
the air. Also a backfire could cause a fire in the engine compartment.

299
4-3. Do-it-yourself maintenance
4
Maintenance and care
Air conditioning filter
The air conditioning filter must be cleaned or changed regularly to main-
tain air conditioning efficiency.
■Removal method
Set the air conditioning system to recirculated mode.
The air conditioning filter case cannot be removed with the system in
the outside air mode.
Turn the engine switch OFF.
Open the glove box. Lift and
remove the partition.
Remove the filter cover.
Remove the filter case.
STEP1
STEP2
STEP3
STEP4
STEP5

300
4-3. Do-it-yourself maintenance
■Checking interval
Inspect and replace the air conditioning filter according to the maintenance sched-
ule. In dusty areas or areas with heavy traffic flow, early replacement may be
required. (For scheduled maintenance information, please refer to the "Owner's
Manual Supplement/Scheduled Maintenance".)
■If air flow from the vents decreases dramatically
The filter may be clogged. Check the filter and replace if necessary.
■Cleaning method
If the filter is dirty, clean by blow-
ing compressed air through the
filter from the downward side.
Hold the air gun 2 in. (5 cm)
from the filter and blow for
approximately 2 minutes at
72 psi (500 kPa, 5.0 kgf/cm
2
or bar).
If it is not available, have the
filter cleaned by your Lexus
dealer.
■Replacement method
Remove the air conditioning fil-
ter from the filter case and
replace it with a new one.
The UP marks shown on the
filter and the filter case should
be pointing up.

301
4-3. Do-it-yourself maintenance
4
Maintenance and care
NOTICE
■To prevent damage to the system
●When using the air conditioning system, make sure that a filter is always installed.
●When cleaning the filter, do not clean the filter with water.

416
Alphabetical index
Alphabetical index
A/C (Air conditioning system) ........ 170
ABS (Anti-lock brake system) ......... 148
AFS (Adaptive front lighting
system) .................................................... 123
Adaptive front lighting system
(AFS)........................................................ 123
Air conditioning filter .......................... 299
Air conditioning system (A/C)
Air conditioning filter ....................... 299
Automatic air conditioning
system .................................................... 170
Airbags
Airbag operating conditions........... 63
Airbag precautions for your
child.......................................................... 67
Airbag warning light ........................340
Curtain shield airbag operating
conditions.............................................. 64
Curtain shield airbag
precautions .......................................... 67
Front passenger occupant
classification system.......................... 72
General airbag precautions ........... 67
Locations of airbags.............................. 61
Modification and disposal of
airbags ...................................................... 71
Proper driving posture ............. 59, 67
Side airbag operating
conditions.............................................. 64
Side airbag precautions .................... 67
SRS airbags ............................................... 61
Alarm ............................................................ 56
Antenna ..................................................... 186
Anti-lock brake system (ABS) ......... 148
Armrest..................................................... 232
Ashtrays .................................................... 225Audio system
Antenna............................................... 186
AUX adapter ...................................... 206
CD player/changer ........................... 189
MP3/WMA disc................................. 195
Optimal use ......................................... 203
Radio ......................................................... 182
Steering wheel audio switch.........207
Automatic air conditioning
system ......................................................170
Automatic headlight leveling
system ...................................................... 124
Automatic light control system......... 122
Automatic transmission
Automatic transmission .....................101
If the shift lever cannot be
shifted from P....................................367
S mode ..................................................... 103
AUX adapter ......................................... 206
BA (Brake assist) ................................... 148
Back-up lights
Wattage ................................................. 394
Battery
Checking................................................279
If the vehicle has discharged
battery .................................................. 372
Preparing and checking
before winter........................................ 161
Bottle holders.......................................... 218
Brake
Fluid ...........................................................278
Parking brake........................................108
Brake assist (BA) ................................... 148A
B