brake light Lexus IS250 2006 Using the audio system / LEXUS 2006 IS350/250 THROUGH APRIL 2006 PROD. (OM53508U) User Guide

145
2-4. Using other driving systems
2
When driving
■The pre-collision system is operational when
●Seat belt (linked to the radar sensor)
• Vehicle speed is above 3 mph (5 km/h).
• The speed at which your vehicle is approaching the obstacle or oncomingvehicle exceeds 18 to 24 mph (30 to 40 km/h).
• The front occupants are wearing a seat belt.
●Seat belts (linked to brake operation)
• Vehicle speed exceeds 9 mph (15 km/h).
• The system detects sudd en braking or skidding.
• The front occupants are wearing a seat belt.
●Brake Assist
• Vehicle speed is above 18 mph (30 km/h).
• The speed at which your vehicle is approaching the obstacle or the vehicle is greater than 18 to 24 mph (30 to 40 km/h).
• The brake pedal is depressed.
■Conditions that may trigger the system even if there is no danger of collision
●When there is an object by the roadside at the entrance to a curve
●When passing an oncoming vehicle on a curve
●When driving over a narrow iron bridge
●When there is a metal object on the road surface
●When driving on an uneven road surface
●When passing an oncoming vehicle on a left-turn
●When your vehicle rapidly closes on the vehicle in front
When the system is activated in the situations described above there is also a possi-
bility that the seat belts will retract quickly and the brakes will be applied with a force
greater than normal. When the seat belt is locked in the retracted position, stop the
vehicle in a safe place, release the seat belt and refasten.
■When there is a malfunction in the system
Warning lights and/or warning mess ages will turn on or flash. (P. 3 2 9 , P. 3 3 4 )

252
4-2. Maintenance
Vehicle interior
ItemsCheck points
Accelerator pedal• Moves smoothly (without uneven pedal effort or catching)?
Automatic transmission “Park”
mechanism• Can the vehicle be hold securely on an incline with the shift lever in
P?
Brake pedal
• Moves smoothly?
• Does it have appropriate clearance and correct amount of free play?
Brakes
• Not pull to one side when applied?
• Loss of brake effectiveness?
• Spongy feeling brake pedal?
• Pedal almost touches floor?
Head restraints• Move smoothly and lock securely?
Indicators/buzzers• Function properly?
Lights
• Do all the lights come on?
• Headlights aimed correctly? ( P. 3 0 9 )
Pa r k i n g b r a ke
• Moves smoothly?
• Can hold the vehicle securely on
an incline?
Seat belts
• Does the seat belt system operate smoothly?
• Are the belts undamaged?
Seats• Do the seat controls operate prop- erly?

271
4-3. Do-it-yourself maintenance
4
Maintenance and care
BatteryCheck the battery as follows.
■ Battery exterior
Make sure that the battery terminals are not corroded and that there
are no loose connections, cracks, or loose clamps.
Terminals
Hold-down clamp
CAUTION
■When filling the reservoir
Take care because brake fluid can harm your hands or eyes and damage painted
surfaces.
If fluid gets in your eyes, flush your eyes with clean water immediately.
If you still experience discomfort, see a doctor.
NOTICE
■If the fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads wear or
when the fluid level in the accumulator is high.
If the reservoir needs frequent refilli ng, it may indicate a serious problem.

5
When trouble arises
329
5-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer sounds...
Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
The following warning indicates a possible problem in the brake system.
Immediately stop the vehi cle in a safe place and contact your Lexus
dealer.
*: Parking brake engaged warning buzzer:
 P. 3 3 9
Warning lightWarning light/Details
(U.S.A.)

(Canada)
Brake system warning light (warning buzzer)*
•Low brake fluid
• Malfunction in the brake booster system
This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is fully
released the system is operating normally.
Calmly perform the following actions if any of the warning lights turn on or
flash. If a light turns on or flashes, bu t then turns off, this does not necessar-
ily indicate a malfunction in the system.

5
When trouble arises
331
5-2. Steps to take in an emergency
Have the malfunction repaired immediately.After taking the specified steps to co rrect the suspected problem, check
that the warning light turns off.
Warning lightWarning light/Details
(U.S.A.)

(Canada)
ABS warning light
Indicates a malfunction in:
•The ABS; or
• The brake assist system.
Electric power steering system warning light
• Indicates a malfunction in the EPS (Electric Power Steering) system.
Pre-collision system warning light (if equipped)
• Indicates a malfunction in the pre-collision system.
Warning lightWarning light/DetailsCorrection procedure
Open door warning light
(warning buzzer)
*1
Indicates that a door or a
trunk is not fully closed.
Check that all doors and the
trunk are closed.
Low fuel level warning lightRemaining fuel
(Approximately 2.9 gal. [11 L,
2.4 Imp.gal.] or less)
Refuel the vehicle.
Driver’s seat belt reminder
light (warning buzzer)
*2
Warns the driver to fasten
his/her seat belt.Fasten the seat belt.

5
When trouble arises
343
5-2. Steps to take in an emergency
Wa r n i n g m e s s a g eDetailsCorrection procedure
(Flashing and then con-tinuously on)
(If equipped)
(Flashing)Indicates that the radar
cruise control system is
unable to judge vehicle-
to-vehicle distance.
• Switch the driving mode to either the normal or
PWR mode.
• If the windshield wipers are on, turn them off or
set them to either the
intermittent or the slow
mode.
(Flashing)
(If equipped)
Indicates that your vehi-
cle is nearing the vehicle
ahead (in radar cruise
mode).
Slow the vehicle by apply-
ing the brakes.
■Changing the engine oil (U.S.A. only)
Make sure to reset the oil change system. ( P. 2 6 4 )
■Warning light display in radar cruise mode
In the following cases, the warning light may not be displayed even if vehicle-to-
vehicle distance closes.
●When your vehicle and the vehicle ahead are traveling at the same speed or the
vehicle ahead is traveling more quickly than your vehicle
●When the vehicle ahead is traveling at a very low speed
●Immediately after cruise control speed is set
●At the instant the accelerator pedal is depressed

404
Alphabetical index
Alphabetical index
A/C (Air conditioning system) ........ 162
ABS (Anti-lock brake system) ......... 139
Air conditioning filter ........................... 291
Air conditioning system (A/C)Air conditioning filter ......................... 291
Automatic air conditioning system .................................................... 162
Airbags Airbag operating conditions........... 59
Airbag precautions for your child.......................................................... 63
Airbag warning light ........................330
Curtain shield airbag operating conditions.............................................. 59
Curtain shield airbag
precautions .......................................... 63
General airbag precautions ........... 63
Locations of airbags............................ 57
Modification and disposal of airbags .................................................... 67
Proper driving po sture ............. 55, 63
Side airbag operating conditions.............................................. 59
Side airbag precautions .................... 63
SRS airbags ............................................. 57
Alarm ............................................................ 52
Antenna ..................................................... 178
Anti-lock brake system (ABS) ......... 139
Armrest ..................................................... 224
Ashtrays ......................................................217
Audio system Antenna ............................................... 178
AUX adapter........................................ 198
CD player/changer ............................ 181
MP3/WMA disc .................................187
Optimal use........................................... 195 Radio ......................................................... 174
Steering wheel audio switch.......... 199
Automatic air conditioning system ......................................................162
Automatic headlight leveling system ....................................................... 115
Automatic light control system.......... 113
Automatic transmission Automatic transmission ..................... 92
If the shift lever cannot be shifted from P....................................357
S mode .......................................................94
AUX adapter .......................................... 198
BA (Brake assist) ....................................139
Back-up lights Wattage ................................................. 383
Battery Checking..................................................271
If the vehicle has discharged battery ..................................................362
Preparing and checking before winter........................................151
Bottle holders......................................... 209
Brake Fluid ...........................................................270
Parking brake..........................................99
Brake assist (BA) ....................................139
Care Exterior ....................................................244
Interior......................................................246
Seat belts ................................................ 247
Cargo capacity........................................ 147
Cargo hooks .......................................... 230
CD changer ............................................... 181A
B
C

406
Alphabetical index
DoorsDoor glasses ............................................. 41
Door lock.................................................... 15
Side mirrors ............................................. 39
Driver's seat belt reminder light ...... 331
Driving Correct posture .................................... 55
Procedures .............................................. 82
Driving position memory ...................... 24
Electric power steering (EPS).......... 139
Electronic key If your electronic key battery is discharged ....................................359
Emergency, in case of If the engine will not start ...............356
If the shift lever cannot be shifted from P ................................... 357
If the vehicle has discharged battery .................................................. 362
If the warning buzzer sounds ...... 329
If the warning light turns on .......... 329
If the warning message is
displayed ............................................ 334
If you have a flat tire .........................348
If you lose your keys.........................358
If you think something is wrong ................................................... 325
If your electronic key battery is discharged ....................................359
If your vehicle becomes stuck..... 367
If your vehicle needs to be towed .................................................... 318
If your vehicle overheats ................365
Engine Compartment ....................................... 261 Engine switch ......................................... 89
Hood ....................................................... 258
How to start the engine .................... 89
If the engine will not start ............... 356
Overheating ........................................ 365
Engine compartment cover ............. 263
Engine coolant Capacity .................................................374
Checking............................................... 268
Preparing and checking before winter........................................151
Engine coolant temperature gauge ...................................................... 100
Engine immobilizer system ................. 50
Engine oil Capacity .................................................373
Checking................................................264
Preparing and checking before winter........................................151
Engine oil maintenance data ........... 267
EPS (Electric power steering) ..........139
Event data recorder ............................ 327
First-aid kit storage belt ..................... 230
Floor mat .................................................. 229
Fluid Brake ........................................................270
Washer.................................................... 274
Fog lights Switch .......................................................... 116
Wattage ................................................. 383
Foot well lighting.................................... 201
Front fog lights Switch .......................................................... 116
Wattage ................................................. 383
E
F

408
Alphabetical index
Light bulbsReplacing ................................................ 310
Wattage..................................................383
Lights Door courtesy lights...........................201
Fog light switch ...................................... 116
Headlights switch ..................................113
Interior light switch ............................ 203
Outer foot lights ...................................201
Overhead courtesy light..................201
Personal light switch ........................ 203
Replacing light bulbs......................... 310
Scuff lighting ...........................................201
Shift lever lighting ................................201
Turn signal lever .................................... 98
Vanity lights ............................................ 212
Wattage..................................................383
Limited slip differential (LSD) ........... 139
Load capacity .......................................... 150
LSD (Limited slip differential) ........... 139
Maintenance Do-it-yourself maintenance ......... 255
General maintenance .......................251
Maintenance data.............................. 370
Maintenance requirements .......... 249
Manual transmission............................... 96
Meter Instrument panel light control ........ 101
Meters ...................................................... 100
Mirrors Inside rear view mirror....................... 38
Side mirror heater ...............................170
Side mirrors ............................................. 39
Vanity mirrors........................................ 212
Moon roof ................................................... 44 MP3 disc
........................................................ 187
Multi-information display ......................109
Odometer ................................................ 100
Oil Engine oil................................................264
Opener Fuel filler door ......................................... 47
Hood ....................................................... 258
Trunk............................................................. 19
Outer foot lights Outer foot lights................................... 201
Wattage ................................................. 383
Outside rear view mirrors Adjusting and folding ..........................39
Driving position memory .................. 24
Outside temperature display ............. 110
Overhead console ............................... 207
Overhead courtesy lights Overhead courtesy lights ............... 201
Wattage ................................................. 383
Overheating, Engine ............................. 365
Parking assist sensors...........................133
Parking brake............................................ 99
Parking lights Replacing light bulbs ......................... 310
Switch .......................................................... 113
Wattage ................................................. 383
PCS (Pre-collision system) ................144
Personal lights Switch ...................................................... 203
Micro dust and pollen removal mode ........................................................166
Power outlet .............................................219
Power windows .......................................... 41L
M
O
P

411
Alphabetical index
TrunkExtending a space ............................. 227
Opener........................................................ 19
Trunk light Trunk light ................................................ 20
Wattage ................................................. 383
Turn signal lights Replacing light bulbs .........................310
Switch ......................................................... 98
Wattage ................................................. 383
Vanity lights Vanity lights ............................................ 212
Wattage ................................................. 383
Vanity mirrors ............................................. 212
VDIM (Vehicle dynamics integrated managem ent)................. 139
Vehicle dynamics integrated management (VDIM) ....................... 139
Vehicle identification number .......... 371
Vehicle stability control (VSC) ........ 139
Ventilators................................................222
VSC (Vehicle stability control) ........ 139
Warning buzzers Brake system ....................................... 329
Downshifting........................................... 95
Open door ............................................ 331
Seat belt reminder ............................ 330
Warning lights Anti-lock brake system (ABS) ... 330
Brake assist system .......................... 330
Brake system ....................................... 329
Charging system ............................... 330
Electric power steering warning light ..................................... 330 Electronic engine control
system ................................................. 330
Low fuel level ........................................ 331
Low tire pressure warning light ......................................................... 331
Master warning light.......................... 331
Open door ............................................. 331
Pre-collision system......................... 330
Pretensioners ...................................... 330
Seat belt reminder light.................... 331
SRS airbags.......................................... 330
Warning messages Anti-lock brake system (ABS) ... 338
AWD system ...................................... 335
Brake assist (BA) .............................. 338
Dynamic radar cruise control........... 335, 339, 339
Engine oil level ....................................339
Engine oil maintenance ..................339
Engine oil pressure ...........................334
Hill-start assist control .................... 338
Hood ........................................................339
Lexus parking assist sensor ...................................... 335, 339
Moon roof .............................................339
Open door ............................................339
Parking brake ......................................339
Pre-collision system............. 335, 339
Smart access system with push-button start ............................345
Steering lock........................................ 335
Tire inflation pressure warning system................... 335, 339
Traction control (TRC) .................. 338
Trunk ........................................................339
Vehicle stability control (VSC).................................................. 338
V
W