5329-1. Specifications
IS350/250_U (OM53C50U)
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 not been driven more than 1
mile or 1.5 km un der that condition
Maximum inflation pres-
sureThe maximum cold inflated pressure 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 excess 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 installed regular production
options weighing over 5 lb. (2.3 kg) in excess of the
standard items which they replace, 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
561What to do if... (Troubleshooting)
IS350/250_U (OM53C50U)
●Did you press the engine switch while firmly depressing the brake pedal?
(P. 1 5 9 )
●Is the shift lever in P? ( P. 161)
●Is the electronic key anywhere detectable inside the vehicle? ( P. 1 1 4 )
●Is the steering wheel unlocked? ( P. 161)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. (P. 500)
●Is the battery discharged? ( P. 5 0 2 )
●Is the engine switch in IGNITION ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
engine switch in IGNITION ON mode. ( P. 4 9 8 )
●It is locked automatically to prevent theft of the vehicle. ( P. 1 6 1 )
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be operated
if the window lock switch is pressed. ( P. 1 3 8 )
●The auto power off function will be oper ated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( P. 161)
If you think something is wrong
The engine does not start
The shift lever cannot be shifted from P even if you depress the brake
pedal
The steering wheel cannot be turned after the engine is stopped
The windows do not open or close by operating the power window
switches
The engine switch is turned off automatically
567Alphabetical index
IS350/250_U (OM53C50U)
Child safety ................................................ 53Airbag precautions .............................. 39
Battery precautions ...............421, 505
Child restraint system ......................... 54
How your child should wear the seat belt .......................................... 32
Installing child restraints.................... 58
Moon roof precautions.................... 144
Power window lock switch ............ 138
Power window precautions .......... 140
Rear door child-protectors ........... 106
Removed electronic key battery precautions.............. 440
Seat belt extender precautions ........................................... 35
Seat belt precautions .......................... 57
Seat heater precautions................. 366
Trunk precautions................................. 112
Child-protectors.................................... 106 Cleaning ....................................... 396, 399
Aluminum wheels .............................. 397
Exterior ................................................... 396
Interior ..................................................... 399
Seat belts............................................... 400
Clock.......................................................... 377
Coat hooks ...............................................381
Compass ................................................. 387
Condenser................................................ 418
Console box ............................................. 371
Cooling system ....................................... 417 Engine overheating ......................... 506
Cruise control Cruise control ....................................... 192
Dynamic radar cruise control .......196
Cup holders............................................. 372
Current fuel consumption ....................87
Curtain shield airbags ............................ 37
Customizable features .......................537
568Alphabetical index
IS350/250_U (OM53C50U)
Daytime running light system ............ 174
DefoggerFront windshield .................................362
Outside rear view mirrors .............362
Rear window ........................................362
Differential Front differential ................................... 517
Rear differential .................................... 517
Dimension .................................................512
Dinghy towing......................................... 158
Display Drive information .................................. 87
Dynamic radar cruise control....... 196
LDA (Lane Departure Alert) ...... 209
Multi-information display ..................86
Warning message ............................. 472
Distance ...................................................... 88
Do-it-yourself maintenance ............. 409
Door courtesy lights Location ................................................. 368
Wattage ................................................... 521 Doors ..........................................................103
Automatic door locking and unlocking system ................... 106
Door glasses ......................................... 138
Door lock................................................ 105
Open door warning buzzer ..........104
Open door warning light .............. 467
Outside rear view mirrors ..............135
Rear door child-protector ............. 106
Drive information .....................................87
Drive info 1/Drive info 2 ....................... 88
Driver’s seat position memory.......... 123
Driving ........................................................ 146 Break-in tips ........................................... 147
Correct driving posture .................... 28
Driving mode select switch ...........237
Procedures .............................................146
Winter drive tips ................................ 260
Dynamic radar cruise control ........... 196
D
572Alphabetical index
IS350/250_U (OM53C50U)
I/M test .....................................................408
IdentificationEngine ....................................................... 513
Vehicle ..................................................... 513
Ignition switch (engine switch)......... 159
Illuminated entry system .................... 369
Immobilizer system................................. 69
Indicators .................................................... 78
Initialization Maintenance........................................ 403
Moon roof .............................................. 143
Multi-information display ................. 88
Power windows ................................... 139
Tire pressure warning system................................ 424
Initiators (tire pressure warning system)................................. 430
Inside door handle lights ................... 368
Inside rear view mirror .........................133
Instrument panel light control ............ 84
Interior lights........................................... 369 Wattage ................................................... 521
Intuitive parking assist........................... 214
Jack Positioning a floor jack ......................412
Vehicle-equipped jack ...................487
Jack handle ..................................................487
Jam protection function Moon roof ...............................................142
Power windows ................................... 139 Keyless entry
Smart access system with push-button start.........103, 109
Wireless remote control.......103, 109
Keys .............................................................. 98 Battery-saving function ..................... 115
Electronic key ......................................... 98
Engine switch ........................................159
If the electronic key does not operate properly ........ 499
Key number plate ................................. 98
Keyless entry ........................................... 98
Mechanical key...................................... 99
Replacing the battery ...................... 439
Warning buzzer...................................104
Wireless remote control................... 98
Knee airbags ..............................................36
I
J
K
575Alphabetical index
IS350/250_U (OM53C50U)
Odometer ....................................................81
OilEngine oil................................................. 514
Front differential oil............................. 517
Rear differential oil .............................. 517
Opener Hood ........................................................... 411
Trunk ......................................................... 109
Outer foot lights Location ................................................. 368
Replacing light bulbs ........................452
Wattage ................................................... 521
Outside rear view mirrors ................. 135 Adjusting and folding........................ 135
Blind spot monitor............................. 252
Linked mirror function when reversing ................................. 136
Mirror position memory ...................123
Outside rear view mirror defoggers ............................362
Outside temperature...............................81
Overheating, Engine .......................... 506 Paddle shift switches............................. 166
Parking assist sensors
(intuitive parking assist).................... 214
Parking brake .......................................... 172
Parking lights ........................................... 173 Light switch............................................. 173
Replacing light bulbs ....................... 452
PCS (Pre-Collision System).............246 Function .................................................. 246
PCS OFF switch .................................247
Warning light ....................................... 467
Personal lights ....................................... 369 Wattage ................................................... 521
Pop-up display ......................................... 88
Power easy access system ................. 123
Power outlet ........................................... 378
Power steering (Electric power steering system) .................................. 241 Warning light ....................................... 467
Power windows.......................................138 Door lock linked window operation ...........................140
Jam protection function....................139
Operation............................................... 138
Window lock switch ......................... 138
Pre-Collision System (PCS).............246 Function .................................................. 246
PCS OFF switch .................................247
Warning light ....................................... 467
OP
*: For vehicles with a navigation system, refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL”.
576Alphabetical index
IS350/250_U (OM53C50U)
Radar cruise control (dynamic radar cruise control) ..........................196
Radiator ..................................................... 418
Radio.......................................................... 289
Rear personal lights............................. 369 Wattage ................................................... 521
Rear seats ................................................... 121 Fold down the seatback .................... 121
Luggage security system .................. 110
Rear sunshade ....................................... 379 Operation ..............................................379
Reverse operation feature.............379
Rear turn signal lights ...........................170 Replacing light bulbs ........................449
Turn signal lever .................................. 170
Wattage ................................................... 521
Rear view mirror Inside rear view mirror ..................... 133
Outside rear view mirrors .............. 135 Rear window defoggers .....................362
Refueling................................................... 188
Capacity...................................................514
Fuel types.................................................514
If the fuel filler door cannot be opened .......................... 190
Opening the fuel tank cap ............. 190
Remote Touch
*
Replacing Electronic key battery ..................... 439
Fuses .......................................................... 441
Light bulbs............................................. 444
Tires ..........................................................486
Reporting safety defects for U.S. owners .................................. 548
Reset the maintenance data ............ 403
Rev indicator ............................................. 88
Rev peak ..................................................... 88
R
579Alphabetical index
IS350/250_U (OM53C50U)
Sun shadeRear...........................................................379
Roof.............................................................142 switch settings ................................... 88
Switches Audio remote control switches ................................................. 271
BSM (Blind Spot Monitor) switch...................................................... 271
Cruise control switch........................ 192
Door lock switches ............................ 105
Driving mode select switch .......... 237
Driving position memory switches .................................................123
Dynamic radar cruise control switch .................................... 196
Emergency flashers switch .......... 456
Engine switch ........................................ 159
Fog light switch ...................................... 181
Garage door opener switches .............................................. 382
Heated steering wheel switch................................................... 366
Ignition switch ....................................... 159
Intuitive parking assist ........................214
LDA (Lane Departure Alert) switch................................................... 209
Light switches ........................................173
Meter control switches ...................... 87 Moon roof switches .............................141
Outside rear view mirror
switches ................................................135
Paddle shift switches..........................166
PCS OFF switch .................................247
Power door lock switch .................. 105
Power window switches ................. 138
Rear sunshade switch ..................... 379
Rear window and outside rear view mirror defoggers
switch ................................................... 362
Seat heater switches ........................ 367
Seat ventilator switches .................. 367
Snow mode switch .............................165
Steering wheel switch ........................ 87
“SOS” button .......................................390
Talk switch............................................. 329
Telephone switches.......................... 329
Tilt and telescopic steering control switch ....................131
Tire pressure warning reset switch ................................................... 425
Trunk opener switch ......................... 109
Trunk opener main switch ............... 110
Vehicle-to-vehicle distance button .....................................................199
VSC OFF switch ............................... 242
Window lock switch ......................... 138
Windshield wipers and washer switch ...........................182