
3698-1. Specifications
8
Vehicle specifications
cold startability. Oils with a lower
value before the W allow for easier
starting of the engine in cold
weather.
• The 30 in 5W-30 indicates the vis- cosity characteristic of the oil when
the oil is at high temperature. An oil
with a higher viscosity (one with a
higher value) may be better suited if
the vehicle is operated at high
speeds, or under extreme load con-
ditions.
How to read oil container label: The International Lubricant Specifica-
tion Advisory Committee (ILSAC)
Certification Mark is
added to some oil
containers to help you select the oil you
should use.
*: The fluid capacity is a reference quantity. If replacement is necessary, contact your Lexus dealer.
Cooling system
Capacity*
IS350
AWD/IS350
/IS300 AWD
9.8 qt. (9.3 L, 8.2 Imp. qt.)
IS300
Engine
9.1 qt. (8.6 L, 7.6 Imp. qt.)
Intercooler
3.0 qt. (2.8 L, 2.5 Imp. qt.)
IS50012.0 qt. (11.4 L, 10.0 Imp. qt.)
Coolant type
Use either of the following:
“Toyota Super Long Life Coolant”
Similar high-quality ethylene glycol-based non-silicate,
non-amine, non-nitrite, and non-borate coolant with
long-life hybrid orga nic acid technology
Do not use plain water alone.

3718-1. Specifications
8
Vehicle specifications
*: Your Lexus vehicle is filled with “Toyota Genuine Differential Gear Oil” at the factory.
Use Lexus approved “Toyota Ge nuine Differential Gear Oil” or an equivalent oil of
matching quality to satisfy the above specification. Please contact your Lexus dealer for
further details.
IS350 AWD/IS350/IS300 AWD/IS300 (veh icles without LSD [Limited Slip
Differential])
IS350/IS500 (vehicles with LSD [Limited Slip Differential])
*: Your Lexus vehicle is filled with “Toyota Genu ine Differential Gear Oil” at the factory.
Use Lexus approved “Toyota Ge nuine Differential Gear Oil” or an equivalent oil of
matching quality to satisfy the above specification. Please contact your Lexus dealer for
further details.
Front differential (AWD models)
Oil capacity0.74 qt. (0.70 L, 0.61 Imp. qt.)
Oil type and viscosity*
Toyota Genuine Differential gear oil GL-5 or equiva-
lent
Above 0°F (-18°C): SAE90
Below 0°F (-18°C): SAE80W or SAE80W-90
Rear differential
Oil capacity1.42 qt. (1.35 L, 1.19 Imp. qt.)
Oil type and viscosity*Toyota Genuine Differential gear oil LT 75W-85
GL-5 or equivalent
Oil capacity1.42 qt. (1.35 L, 1.19 Imp. qt.)
Oil type and viscosity*Toyota Genuine Differential gear oil LX 75W-85
GL-5 or equivalent
Brakes
Pedal clearance*
IS350
AWD/IS350/IS300 AWD/IS3002WD
3.8 in. (97 mm) Min.
AWD
4.2 in. (107 mm) Min.
IS5003.8 in. (97 mm) Min.

416Alphabetical Index
BuzzerHands off steering wheel warning (LTA).......................................................................... 183
C
Card key ............................................................ 86
Care Exterior ........................................................... 270
Interior ............................................................. 274
Seat belts........................................................ 274
Wheels and wheel ornaments.. 270, 271
Cargo capacity...............................................128
Cargo net ....................................................... 258
Center Display ............................................. 240
Chains .............................................................. 235
Child restraint system Fixed with a LATCH system .................. 49
Fixed with a seat belt................................... 45
Front passenger occupa nt classification
system ............................................................. 36
Points to remember ...................................... 41
Riding with children ....................................... 41
Types of child restraint system installation method ............................................................42
Using an anchor bracket ............................ 51
Child safety Airbag precautions...................................... 33
Battery precautions ..................................356
Child restraint system..................................42
Heated steering wheel and seat heater precautions..................................................251
How your child should wear the seat belt ............................................................................ 25
Moon roof precautions ............................. 118
Power window lock switch...................... 115
Power window precautions .................... 115
Rear door child-protectors ..................... 93
Removed electronic key battery precau- tions ...............................................................309
Seat belt extender precautions ............. 25
Seat belt precautions .................................... 41
Trunk precautions ........................................ 94 Child-protectors............................................. 93
Cleaning
Exterior............................................................ 270
Interior ............................................................. 274
Radar sensor ................................................. 160
Seat belts ........................................................ 274
Wheels and wheel ornaments .. 270, 271
Clock ............................................... 69, 70, 260
Coat hooks..................................................... 260
Condenser ..................................................... 293
Console box .................................................. 257
Consumption screen .................................... 82
Cooling system............................................. 292 Engine overheating...................................357
Cruise control Dynamic radar cruise control with full-speed range ....................................... 187
Cup holders ................................................... 257
Current fuel consumption .......................... 78
Curtain shield airbags .................................. 28
Customizable features ..............................388
D
Daytime running light system ...................145
Defogger Outside rear view mirrors.....................245
Rear window ................................................245
Windshield ....................................................245
Differential Front differential oil......................................371
Rear differential oil.......................................371
Dimensions .................................................... 364
Dinghy towing.................................................129
Display Center Display ............................................240
Dynamic radar cruise control with full-speed range ....................................... 187
Intuitive parking assist ..............................203
LTA (Lane Tracing Assist) ..................... 180
Multi-information display .......................... 75
RCTA................................................................ 210
Warning message .................................... 338

418Alphabetical Index
Hood................................................................285
How to start the engine ........................... 130
Identification number ...............................365
If the engine will not start ....................... 349
If your vehicle has to be stopped in an
emergency ................................................ 320
Ignition switch (engine switch) ............ 130
Overheating................................................. 357
Tachometer ............................................ 69, 70
Engine coolant Capacity .........................................................369
Checking ....................................................... 292
Preparing and checking before winter......................................................................... 234
Engine coolant temperature gauge 69, 70
Engine immobilizer system ........................ 60
Engine oil Capacity ......................................................... 367
Checking .......................................................289
Preparing and checking before winter......................................................................... 234
Warning light ...............................................330
Engine oil maintenance data ....................291
Engine oil pressure gauge ...........................79
Engine oil temperature gauge ...................79
Engine switch ................................................. 130 Auto power off function ........................... 132
Changing the engine switch modes.. 132
If your vehicle has to be stopped in an
emergency ................................................ 320
Enhanced Vehicle Stability Control (Enhanced VSC) ...................................... 229
Enhanced VSC (Enhanced Vehicle Stabil- ity Control) .................................................. 229
EPS (Electric Power Steering) .............. 229 Warning light ............................................... 332
Event data recorder (EDR) ............................7
F
First-aid kit storage belt ............................ 258
Flat tire Tire pressure warning system ............. 299 Vehicles with a spare tire.........................341
Floor mats ...........................................................22
Fluid Automatic transmission ..........................370
Brake ..................................................................371
Washer ...........................................................296
Footwell lights ............................................... 253 Wattage ..........................................................375
Front passenger occupant classification system .............................................................. 36
Front seats Adjustment ..................................................... 102
Cleaning ......................................................... 274
Correct driving posture ............................ 23
Driving position memory ........................ 104
Head restraints............................................. 107
Memory recall function............................ 105
Power easy access system .................... 104
Seat heaters ................................................... 251
Seat position memory .............................. 104
Seat ventilators ............................................. 251
Front side marker light Light switch .................................................... 145
Replacing light bulbs ..................................314
Front turn signal lights Replacing light bulbs....................... 314, 315
Turn signal lever .......................................... 138
Wattage ..........................................................375
Fuel Capacity ......................................................... 367
Fuel gauge............................................... 69, 70
Fuel pump shut off system.....................328
Information .................................................... 376
Refueling...........................................................157
Type .................................................................. 367
Warning light ............................................... 332
Fuel consumption Average fuel economy .............................. 78
Current fuel consumption ........................ 78
Fuel filler door If the fuel filler do or cannot be opened
........................................................................... 351

436
GAS STATION INFORMATION
Auxiliary catch lever (P.285)
Trunk opener ( P.95)
Fuel filler door ( P.158)
Hood lock release lever ( P.285)
Tire inflation pressure ( P.372)
Fuel tank capacity (Ref-
erence)17.5 gal. (66.5 L, 14.6 Imp. gal.)
Fuel typeUnleaded gasoline onlyP.367
P.376
Cold tire inflation pres-
sureP.372
Engine oil capacity
(Drain and refill ref-
erence)
P.367
Engine oil typeP.367
A
B
C
D
E