2006 Lexus IS250 alarm

136
2-4. Using other driving systems
CAUTION
■Situations unsuitable for dynamic radar cruise control
Do not use dynamic radar cruise control in any of the following situations.
Doing so may result in inappropriate co ntrol of speed and could cause serious or
fatal accident.
●In heavy traffic
●On roads with sharp bends
●On winding roads
●On slippery roads, such as thos e covered with rain, ice or snow.
●Where there are sudden changes between sharp up and down gradients
●At entrances to expressways
●When weather conditions are bad enough that they may prevent the sensors
from functioning correctly (f og, snow, sandstorm, etc.)
●Where buzzer can be heard often
■When the radar sensor may not be correctly detecting the vehicle ahead
Apply the brakes as necessary when any of the following types of vehicles are in
front of you.
As the sensor may not be able to correctly detect these types of vehicles, the prox-
imity alarm ( P. 338) will not be activated, and an accident may result.
●Vehicles that cut in suddenly
●Vehicles traveling at low speeds
●Vehicles that are not moving
●Vehicles with small rear ends (tra ilers with no load on board etc.)
●Motorcycles traveling in the same lane

364
5-2. Steps to take in an emergency
Starting the engineFor vehicles with an automatic tr ansmission: Put the shift lever in P
and apply the brakes.
For vehicles with a manual transmission: Depress the clutch
pedal.
Hold the electronic key close to
the engine switch (within 0.4 in.
[10 mm]). Make sure that the but-
ton side of the key is facing away
from the engine switch.
An alarm will sound to indicate that
the start function cannot detect the
key with the depleted battery if any
of the doors will be opened and
closed while this operation.
For vehicles with an automati c transmission: Press the engine
switch within 5 seconds [after the buzzer sounds], keeping the
brake pedal depressed.
For vehicles with a manual tra nsmission: Press the engine switch
within 5 seconds [after the buzzer sounds], keeping the clutch
pedal depressed.
In the event that the engine still cannot be started, contact your Lexus
dealer.
STEP1
STEP2
STEP3

408
Alphabetical index
Alphabetical index
A/C (Air conditioning system) ........ 166
ABS (Anti-lock brake system) ......... 144
AFS (Adaptive front lighting system) ......................................................119
Adaptive front lighting system (AFS)..........................................................119
Air conditioning filter ..........................295
Air conditioning system (A/C) Air conditioning filter ....................... 295
Automatic air conditioning system ....................................................166
Airbags Airbag operating conditions........... 63
Airbag precautions for your child.......................................................... 67
Airbag warning light ........................ 334
Curtain shield airbag operating conditions.............................................. 63
Curtain shield airbag precautions .......................................... 67
General airbag precautions ........... 67
Locations of airbags.............................. 61
Modification and disposal of airbags ...................................................... 71
Proper driving po sture ............. 59, 67
Side airbag operating conditions.............................................. 63
Side airbag precautions .................... 67
SRS airbags ............................................... 61
Alarm ............................................................ 56
Antenna ..................................................... 182
Anti-lock brake system (ABS) ......... 144
Armrest .....................................................228
Ashtrays ..................................................... 221
Audio system Antenna ............................................... 182
AUX adapter....................................... 202 CD player/changer ...........................185
MP3/WMA disc................................... 191
Optimal use ........................................... 199
Radio ......................................................... 178
Steering wheel audio switch........ 203
Automatic air conditioning system ......................................................166
Automatic headlight leveling system ..................................................... 120
Automatic light control system.......... 118
Automatic transmission Automatic transmission ..................... 97
If the shift lever cannot be shifted from P..................................... 361
S mode .......................................................99
AUX adapter ......................................... 202
BA (Brake assist) ....................................144
Back-up lights Wattage .................................................388
Battery Checking................................................275
If the vehicle has discharged battery ................................................. 366
Preparing and checking before winter...................................... 156
Bottle holders...........................................213
Brake Fluid ........................................................... 274
Parking brake........................................ 104
Brake assist (BA) ....................................144
Care Exterior ................................................... 248
Interior..................................................... 250
Seat belts ................................................. 251A
B
C

414
Alphabetical index
Smart access system with push-button startEntry function..............................................4
Starting the engine ............................... 94
Spare tire Inflation pressure................................289
Spare tire................................................ 352
Spark plug ................................................ 379
Specifications ......................................... 374
Speedometer Speed indicator ................................... 105
Speedometer........................................ 105
Steering wheel Audio switches ................................... 203
Driving position memory.................. 28
Manual adjustment .............................. 40
Power adjustment .................................. 41
Storage feature......................................209
Stuck If your vehicle becomes stuck....... 371
Sun visors .................................................. 215
Sunshade Rear .......................................................... 229
Roof ............................................................. 49
Switch ECT switch .............................................. 98
Engine switch.......................................... 94
ETCS switch............................................ 101
Fog light switch .......................................121
Light switches ......................................... 118
Power door lock switch ...................... 19
Power window switch ........................ 45
Satellite switches ..................................218
Transmission shift switches.............. 99
Window lock switch ........................... 45
Wipers and washer switch ............. 122 Tachometer
Tacho indicator ....................................105
Tachometer............................................105
Tail lights Switch ..........................................................118
Theft deterrent system Alarm.......................................................... 56
Engine immobilizer system ..............54
Theft prevention labels.......................... 58
Tire inflation pressure ......................... 289
Tire information Glossary .................................................397
Size ........................................................... 394
Tire identification number ............. 393
Uniform tire quality grading......... 395
Tires Chains....................................................... 156
Checking................................................279
If you have a flat tire ......................... 352
Inflation pressure ............................... 289
Inflation pressure sensor ............... 280
Information ............................................392
Replacing .............................................. 352
Rotating tires.........................................279
Size ........................................................... 383
Snow tires................................................ 156
Tools........................................................... 352
Total load capacity ................................ 155
Towing Dinghy towing ............................162, 163
Emergency towing ............................ 322
Trailer towing .......................................... 161
TRAC (Traction control).....................144
Traction control (TRAC).....................144
Transmission shift switches ....................99
Trip meter ................................................. 105T

417
What to do if...
What to do if...
A tire puncturesP. 3 5 2If you have a flat tire
The engine does not start
P. 3 6 0If the engine will not start
P. 5 4Engine immobilizer system
P. 3 6 3If the battery is discharged
The shift lever cannot be
moved outP. 3 6 1If the shift lever cannot be shifted
from P
The engine coolant temperature
gauge enters the red zone
Steam can be seen coming
from under the hood
P. 3 6 9If your vehicle overheats
The key is lostP. 3 6 2If you lose your keys
The battery runs outP. 3 6 6If the battery is discharged
The doors cannot be lockedP. 1 9Doors
The horn begins to soundP. 5 6Alarm
The vehicle is stuck in mud or
sandP. 3 7 1If the vehicle becomes stuck