Page 417 of 600
4177-2. Maintenance
7
Maintenance and care
IS350/300/200t_U (OM53D18U)
Vehicle exterior
ItemsCheck points
Doors/trunk• Do the doors/trunk operate smoothly?
Engine hood• Does the engine hood lock system work properly?
Fluid leaks• There should not be any signs of fluid leakage after
the vehicle has been parked.
Ti r e s
• Is the tire inflation pressure correct?
• The tires should not be damaged or excessively worn.
• Have the tires been rotated according to the mainte- nance schedule?
• The wheel nuts should not be loose.
Windshield wipers
• The wiper blades should no t show any signs of crack-
ing, splitting, wear, contamination or deformation.
• The wiper blades should clear the windshield without
streaking or skipping.
CAUTION
■If the engine is running
Turn the engine off and ensure that there is adequate ventilation before performing
maintenance checks.
Page 485 of 600

4858-2. Steps to take in an emergency
8
When trouble arises
IS350/300/200t_U (OM53D18U)
Indicates that the vehicle is being driven at 3 mph (5
km/h) or more with the parking brake still engaged. A buzzer also sounds.
Release the parking brake.
Indicates that the shift lever was used to attempt to shift
to the first gear position in M mode on a slippery road
surface
The gear position will not sh ift from the second gear.
A buzzer also sounds.
Drive the vehicle in the second or a higher gear
position.
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system
A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
Indicates a malfunction in:
• The ABS; or
• The brake assist system
A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
Indicates that the engine coolant temperature is too high
A buzzer also sounds.
P. 5 1 6
(If equipped)
Indicates that the radar sensor is dirty or covered with
ice
A buzzer also sounds.
Clean the sensor.
(If equipped)
Indicates that the dynamic radar cruise control system is
unable to judge vehicle-to-vehicle distance
A buzzer also sounds.
Tu r n o f f s n o w m o d e .
If the windshield wipers are on, turn them off or set
them to a mode other than AUTO or high speed
wiper operation.
Wa r n i n g m e s s a g eDetails/Actions
(U.S.A.) (Canada) (Flashes)
(U.S.A.) (Canada)
Page 593 of 600

593Alphabetical index
IS350/300/200t_U (OM53D18U)
Seat belt reminder light.......................477
Seat belts..................................................... 30Adjusting the seat belt ..........................31
Automatic Locking Retractor......... 32
Child restraint system installation................................................61
Cleaning and maintaining the seat belt ........................................ 410
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 ........... 477
Seat belt extender................................. 32
Seat belt pretensioners ........................31
SRS warning light ............................... 476
Seat heaters .............................................377
Seat position memory...........................126
Seat ventilators .......................................377
Seating capacity....................................... 161 Seats, Front ............................................... 123
Adjustment.............................................. 123
Adjustment precautions................... 123
Child seats/child restraint system installation ............................. 58
Cleaning.................................................409
Driving position memory................. 126
Head restraints .......................................131
Power easy access system ............. 126
Properly sitting in the seat ................ 28
Seat heaters ...........................................377
Seat position memory ....................... 126
Seat ventilators.....................................377
Seats, Rear ................................................ 124 Fold down the seatback................... 124
Luggage security system...................112
Sensor Automatic headlight system .......... 179
Automatic High Beam system .... 185
Inside rear view mirror...................... 137
Intuitive parking assist...................... 223
LDA (Lane Departure Alert)......... 217
Radar sensor................. 210, 256, 264
Rain-sensing windshield wipers.....................................................193
Service reminder indicators ................ 76
S
*: For vehicles with a navigation system, refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL”.
Page 599 of 600

599Alphabetical index
IS350/300/200t_U (OM53D18U)
Washer .......................................................187Checking................................................433
Preparing and checking before winter ....................................270
Switch........................................................ 187
Washing and waxing........................... 406
Weight Cargo capacity ...................................... 161
Load limits................................................. 161
Weight.....................................................524
Wheels ...................................................... 446 Replacing wheels ...............................446
Size ............................................................534
Window lock switch ............................... 141
Windows ..................................................... 141 Power windows ..................................... 141
Rear window defogger................... 372
Windshield wiper de-icer ................. 372
Windshield wipers .................................187 Intermittent windshield wipers with interval adjuster ...... 187
Rain-sensing windshield wipers .................................................... 189
Winter driving tips................................ 270
Wireless remote control .................... 100 Battery-Saving Function.................... 117
Locking/Unlocking..................... 105, 111
Replacing the battery ...................... 450
WMA disc ............................................... 306 XM
® Satellite Radio ........................... 300
X
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