
5919-1. Specifications
9
Vehicle specifications
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
*: The fluid capacity is a reference quantity.
If replacement is necessary, contact your Lexus dealer.
Your Lexus vehicle is filled with “Toyota Genuine Differential Gear Oil” at the factory.
Use Lexus approved “Toyota Genuine Differen tial Gear Oil” or an equivalent oil of
matching quality to satisfy the above specific ation. Please contact your Lexus dealer for
further details.
Automatic transmission
Fluid capacity*
IS350 (2WD)10.0 qt. (9.5 L, 8.4 Imp. qt.)
IS350 AWD/
IS300 AWD
(AWD)
10.6 qt. (10.0 L, 8.8 Imp. qt.)
IS3009.2 qt. (8.7 L, 7.7 Imp. qt.)
Fluid typeToyota Genuine ATF WS
NOTICE
■Automatic transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may cause deterioration
in shift quality, locking up of your transm ission accompanied by vibration, and ulti-
mately damage the transmission of your vehicle.
Front differential (AWD models)
Oil capacity 0.74 qt. (0.70 L, 0.61 Imp. qt.)
Oil type and viscosity
Toyota Genuine Differential gear oil GL-5 or equivalent
Above 0 °F (-18 °C): SAE90
Below 0 °F (-18 °C): SAE80W or SAE80W-90

6069-1. Specifications
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pressure
Tire pressure when the vehicle has been parked for
three hours or more, or has no t been driven more than 1
mile or 1.5 km un der that condition
Maximum inflation pres-
sureThe maximum cold inflated pr essure to which a tire may
be inflated, shown on the sidewall of the tire
Recommended inflation
pressureCold tire inflation pressure recommended by a manu-
facturer
Accessory weight
The combined weight (in exce ss of those standard items
which may be replaced) of automatic transmission,
power steering, power brakes, power windows, power
seats, radio and heater, to the extent that these items are
available as factory-installed equipment (whether
installed or not)
Curb weight
The weight of a motor vehicle with standard equipment,
including the maximum capacity of fuel, oil and coolant,
and if so equipped, air co nditioning and additional
weight optional engine
Maximum loaded vehicle
weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant weight150 lb. (68 kg) times the numb er of occupants specified
in the second column of Table 1* that follows
Occupant distributionDistribution of occupants in a vehicle as specified in the
third column of Table 1
* below
Production options weight
The combined weight of in stalled regular production
options weighing over 5 lb. (2.3 kg) in excess of the
standard items which they re place, not previously con-
sidered in curb weight or accessory weight, including
heavy duty brakes, ride levelers, roof rack, heavy duty
battery, and special trim
RimA metal support for a tire or a tire and tube assembly
upon which the tire beads are seated

639Alphabetical index
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
Alarm .............................................................. 71
Anchor brackets ...................................... 57
Antennas (smart access system
with push-button start) ...................... 127
Anti-lock Brake System (ABS)....... 292 Warning light ....................................... 522
Approach warning (dynamic radar cruise control) ........................ 246
Armrest .................................................... 429
ASC (Active Sound Control) ...........193
Assist grip ..................................................431
Audio input................................................313
Audio system.......................................... 304 Audio input............................................. 313
AUX port/USB port......................... 313
Bluetooth
® audio...............................362
CD player ..............................................336
iPod ...........................................................343
MP3/WMA/AAC disc .................336
Optimal use .......................................... 323
Portable music player ....................... 351
Radio ....................................................... 330
Steering wheel audio switch ......... 310
USB memory ....................................... 347 Automatic headlight leveling
system ...................................................... 196
Automatic High Beam .........................198
Automatic light control system ...................................................... 194
Automatic transmission.......................183 If the shift lever cannot be shifted from P ............. 188
M mode ................................................... 186
Paddle shift switches......................... 185
AUX port .................................................. 313
Average fuel economy............................ 104, 105, 107
Average vehicle speed........................ 104

644Alphabetical index
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
First-aid kit storage belt ..................... 425
Flat tire ...................................................... 556
Floor mats ................................................... 26
Fluid
Automatic transmission ................... 591
Brake ........................................................592
Washer ...................................................482
Footwell light ........................................... 418 Wattage ................................................. 595
Front passenger occupant classification system ............................ 46
Front personal lights..............................419 Wattage ................................................. 595
Front seats ................................................ 135 Adjustment ............................................. 135
Cleaning ................................................ 456
Correct driving posture .................... 28
Driving position memory ................ 139
Head restraints ..................................... 144
Power easy access system ............ 139
Seat heaters ............................................417
Seat position memory....................... 139
Seat ventilators ......................................417
Front turn signal lights ......................... 190 Replacing light bulbs ....................... 506
Turn signal lever .................................. 190
Wattage ................................................. 595 Fuel............................................................... 210
Capacity................................................. 587
Fuel gauge .................................................81
Fuel pump shut off system .............. 521
Information............................................596
Refueling ..................................................210
Type.......................................................... 587
Warning light ....................................... 524
Fuel consumption Average fuel economy ........................ 104, 105, 107
Current fuel consumption................. 104, 105, 107
Fuel filler door.......................................... 210 If the fuel filler door cannot be opened ........................... 212
Refueling ..................................................210
Fuel gauge ................................................... 81
Fuel pump shut off system .................. 521
Fuses.......................................................... 502
Garage door opener...........................432
Gauges.......................................................... 81
Gear positions......................................... 187
Glove box ................................................422
Glove box light.......................................422
F
G

650Alphabetical index
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
Remote Touch*.................................... 402
Replacing Electronic key battery ..................... 500
Fuses........................................................ 502
Light bulbs ............................................ 505
Tires ......................................................... 556
Reporting safety defects for U.S. owners................................... 622
Resetting the message indicating maintenance is required ................ 460
Rev indicator ............................................. 83
Rev peak ..................................................... 83
Seat belt reminder light...................... 524
Seat belts..................................................... 30 Adjusting the seat belt ..........................31
Automatic Locking Retractor......... 32
Child restraint system installation ..............................................60
Cleaning and maintaining the seat belt .......................................457
Emergency Locking Retractor ................................................ 32
How to wear your seat belt .............30
How your child should wear the seat belt .......................................... 32
Pregnant women, proper seat belt use.......................................... 33
Reminder light and buzzer ...........524
Seat belt extender................................. 32
Seat belt pretensioners ........................31
SRS warning light............................... 522 Seat heaters.............................................. 417
Seat position memory .......................... 139
Seat ventilators........................................ 417
Seating capacity ..................................... 175
Seats, Front ............................................... 135
Adjustment..............................................135
Adjustment precautions...................136
Child seats/child restraint system installation ............................. 57
Cleaning................................................. 456
Driving position memory.................139
Head restraints ..................................... 144
Power easy access system .............139
Properly sitting in the seat ................ 28
Seat heaters ............................................ 417
Seat position memory .......................139
Seat ventilators...................................... 417
Seats, Rear ................................................ 137 Fold down the seatback................... 137
Luggage security system................. 123
Sensor Automatic headlig ht system ..........196
Inside rear view mirror..................... 150
Intuitive parking assist........................ 251
LDA (Lane Departure Alert with steering control) ................... 232
Radar sensor.............................. 216, 279
Rain-sensing windshield wipers...................................................208
Service reminder indicators ................ 76
Shift lever ...................................................183 Automatic transmission ................... 183
If the shift lever cannot be shifted from P ............. 188
S

653Alphabetical index
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
Tachometer .................................................81
Tail lights.....................................................194
Light switch ............................................ 194
Replacing light bulbs ....................... 509
Talk switch
*............................................ 373
Telephone switches
*.......................... 373
Theft deterrent system Alarm............................................................. 71
Engine immobiliz er system..............68
Luggage security system .................123
Theft prevention labels ....................... 74
Tire inflation pressure ......................... 493 Maintenance data ............................. 593
Tire inflation pressure display function ............................................... 484
Warning light .......................................524
Tire information ..................................... 599 Glossary ................................................ 606
Size ........................................................... 602
Tire identification number............... 601
Uniform Tire Quality Grading.............................................. 604
Tire pressure warning system ......... 484 Initializing............................................... 485
Installing tire pressure warning valves and transmitters ............... 484
Registering ID codes ...................... 485
Tire pressure warning reset switch................................................... 485
Warning light .......................................524 Tires ........................................................... 483
Chains ..................................................... 298
Checking ...............................................483
If you have a flat tire ..........................556
Inflation pressure................................593
Information............................................599
Replacing ...............................................556
Rotating tires ........................................ 484
Size ...........................................................593
Snow tires .............................................. 299
Spare tire................................................556
Tire inflation pressure display function................................................ 484
Tire pressure warning system ..... 484
Warning light ....................................... 524
Tools ...........................................................557
Top tether strap ........................................64
Total load capacity................................. 175
Towing Dinghy towing ....................................... 177
Emergency towing .............................514
Towing eyelet ........................................ 517
Trailer towing......................................... 176
TRAC (Traction Control)..................292
Transmission ............................................183 Automatic transmission ................... 183
Driving mode select switch ..........288
If the shift lever cannot be shifted from P .................................... 188
M mode ................................................... 186
Paddle shift switches......................... 185
T
*: For vehicles with a naviga tion system, refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL”.