Page 184 of 600
1844-3. Operating the lights and wipers
IS350/300/200t_U (OM53D18U)
■Temporarily lowering sensor sensitivity
The sensitivity of the sensor can be temporarily lowered.
Turn the engine switch off while the following conditions are met.
• The headlight switch is in or .
• The headlight switch lever is in high beam position.
• Automatic High Beam switch is on. Turn the engine switch to IGNITION ON mode.
Within 5 seconds after , repeat pulling th e headlight switch lever to the original
position then pushing it to the high beam position quickly 9 times, then leave the
lever in high beam position.
Automatic High Beam (headlights) may turn on even the vehicle is stopped.
CAUTION
■Limitations of the Automatic High Beam
Do not rely on the Automatic High Beam. Always drive safely, taking care to observe
your surroundings and turning high beam on or off manually if necessary.
1
2
32
Page 185 of 600
1854-3. Operating the lights and wipers
4
Driving
IS350/300/200t_U (OM53D18U)
NOTICE
■Notes when using the Automatic High Beam system
●Do not touch the camera sensor.
●Do not subject the camera sensor to a strong impact.
●Do not disassemble the camera sensor.
●Do not spill liquid onto the camera sensor.
●Do not apply window tinting or stickers to the camera sensor or the area of wind-
shield near the camera sensor.
●Do not place items on the dashboard. There is a possibility that the camera sensor will
mistake items reflected in the windshield for streetlights, the headlights of other vehi-
cles, etc.
●Do not install a parking tag or any other accessories near or around the camera sen-
sor.
●Do not overload the vehicle.
●Do not modify the vehicle.
●Do not replace windshield with non-genuine windshield.
Contact your Lexus dealer.
Observe the following to ensure that the Auto-
matic High Beam functions correctly.
Page 488 of 600

4888-2. Steps to take in an emergency
IS350/300/200t_U (OM53D18U)
(If equipped)
Indicates that the windows and the moon roof are not
fully closed (with the engine switch off, and the driver’s
door open)A buzzer also sounds.
Close all the windows and the moon roof.
Indicates a malfunction in the brake override system
A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
Indicates that engine oil level is low
A buzzer also sounds.
Check the level of engine oil, and add if necessary.
Indicates a malfunction in:
• The automatic headlig ht leveling system; or
• The Automatic High Beam system (if equipped)
• The LED headlight system (if equipped)
A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
Indicates that the accelerator and brake pedal are being
depressed simultaneously
Release the accelerator or brake pedal.
Indicates that the tire in flation pressure is low
Check the tire inflation pressure, and adjust to the
appropriate level.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)
(Flashes)
Page 490 of 600

4908-2. Steps to take in an emergency
IS350/300/200t_U (OM53D18U)
(If equipped)
Indicates that the engine oil should be changed. (After
the engine oil is changed and the message has been
reset.)
Check and change the engine oil, and oil filter by
your Lexus dealer. After changing the engine oil, the
message should be reset. ( P. 4 1 3 )
(U.S.A. only)
Indicates that all maintenance according to the driven
distance on the maintenance schedule
* should be per-
formed soon.
Comes on approximately 4500 miles (7200 km)
after the message has been reset.
If necessary, perform maintenance. Please reset
the message after the maintenance is performed.
( P. 4 1 3 )
(U.S.A. only)
Indicates that all maintenance is required to correspond
to the driven distance on the maintenance schedule*.
Comes on approximately 5000 miles (8000 km)
after the message has been reset. (The indicator will
not work properly unless the message has been
reset.)
Perform the necessary maintenance. Please reset
the message after the maintenance is performed.
( P. 4 1 3 )
(If equipped)
Indicates that the Automatic High Beam switch is
pressed while the headlights are in low beam.
Turn the high beam on and press the Automatic
High Beam switch again.
(If equipped)
Indicates that, since the VSC (Vehicle Stability Control)
system was turned off, the pre-collision brake system
operation is stopped
Turn the VSC on. ( P. 2 5 1 )
(If equipped)
Indicates that the PCS (Pre-Collision System) is not cur-
rently functional because the grille cover or the sensor is
dirty
Check the grille cover and the sensor and clean
them if they are dirty.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)
Page 581 of 600

581Alphabetical index
IS350/300/200t_U (OM53D18U)
Alarm .............................................................. 71
Anchor brackets ...................................... 58
Antennas (smart access system with push-button start) ....................... 116
Anti-lock Brake System (ABS)....... 249 Function ..................................................249
Warning light ....................................... 476
Approach warning (dynamic radar cruise control) ........................ 207
Armrest .................................................... 389
Assist grip ..................................................391
Audio input.............................................. 284
Audio system.......................................... 276 Audio input............................................284
AUX port/USB port........................284
Bluetooth
® audio.............................. 328
CD player ............................................. 306
iPod .............................................................312
MP3/WMA/AAC disc ................ 306
Optimal use ..........................................293
Portable music player ....................... 319
Radio ....................................................... 300
Steering wheel audio switch ......... 281
USB memory ........................................ 315 Automatic headlight leveling
system ...................................................... 179Warning light ........................................477
Automatic High Beam .......................... 181
Automatic light control system ...................................................... 178
Automatic transmission....................... 169 If the shift lever cannot be shifted from P ........... 508
M mode .................................................... 172
Paddle shift switches............................ 171
AUX port ................................................ 284
Average fuel economy ..........................87
Average vehicle speed..........................87
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”.