2009 Lexus IS F cruise control

331
4-3. Do-it-yourself maintenance
4
Maintenance and care
08_IS F_U_(L/O_0808)■
Driver’s side instrument panel
FuseAmpereCircuit
1FR P/SEAT LH30 APo w e r s e a t
2A/C7. 5 AAir conditioning system
3MIR HTR15 AOutside rear view mirror defoggers
4TV NO. 110 ADisplay
5FUEL OPEN10 AFuel filler door opener
6TV NO. 27. 5 A
7PSB30 APre-collision seat belt
8S/ROOF25 AMoon roof
9TA I L10 ATail lights, license plate lights, parking
lights, rear side marker lights
10PA N E L7. 5 ASwitch illumination, air conditioning
system, display
11RR FOG7. 5 A
12ECU-IG LH10 A
Cruise control, air conditioning sys-
tem, electric power steering, shift lock
system, moon roof, tire inflation pres-
sure warning system
13FR S/HTR LH15 ASeat heaters and ventilators

368
5-2. Steps to take in an emergency
08_IS F_U_(L/O_0808)
(If equipped)
Indicates an intuitive parking assist malfunction.The malfunctioning assist-sensor is shown flashing on
the display.
(Flashing and then con- tinuously on)
(Flashing)
(If equipped)Indicates a malfunction in the radar cruise control
system.
Wa r n i n g m e s s a g eDetails

5
When trouble arises
373
5-2. Steps to take in an emergency
08_IS F_U_(L/O_0808)
Wa r n i n g m e s s a g eDetailsCorrection procedure
Indicates low tire inflation
pressure.Check the tire inflation
pressure, and adjust to the
appropriate level.
(Flashing)
(If equipped)
Indicates that the pre-
collision system is not
currently functional.
Clean the grille and the
sensor. This message appears
when the pre-collision
system is hot. In this case,
wait until the system
cools down.
(If equipped)
Indicates that intuitive
parking assist is dirty or
covered with ice.
Clean the sensor.
(Flashing and then con- tinuously on)
(Flashing)
(If equipped)Indicates that the radar
cruise control sensor is
dirty or covered with ice.
Clean the sensor.

374
5-2. Steps to take in an emergency
08_IS F_U_(L/O_0808)
Wa r n i n g m e s s a g eDetailsCorrection procedure
(Flashing and then con-tinuously on)
(Flashing)
(If equipped)Indicates that the radar
cruise control system is
unable to judge vehicle-
to-vehicle distance.
• Switch the driving mode to either the “Normal” or
“Sport” 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. 288)
■Warning light display in radar cruise mode (if equipped)
In the following cases, the warning light may not be displayed even if vehicle-to-
vehicle distance decreases.
●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

386
5-2. Steps to take in an emergency
08_IS F_U_(L/O_0808)
CAUTION
■When using the compact spare tire
●Remember that your compact spare tire is specifically designed for use with your
vehicle. Do not use your compact spare tire on another vehicle.
●Do not use more than one compact spare tire simultaneously.
●Replace the compact spare tire with a standard tire as soon as possible.
●Avoid sudden acceleration, deceleration and braking, as well as sharp cornering.
■Speed limit when using the compact spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a compact spare tire is
installed on the vehicle.
The compact spare tire is not designed for driving at high speeds. Failing to observe
this precaution may lead to an accident causing death or serious injury.
■When the spare tire is installed
The vehicle speed may not be correctly detected, and the following systems may
not operate correctly:
●ABS & brake assist
●VSC
●TRAC
●VDIM
●Navigation system (if equipped)
●Intuitive parking assist (if equipped)
●Dynamic radar cruise control (if equipped)
●Cruise control (if equipped)
●PCS (if equipped)
●AFS

444
Alphabetical index
08_IS F_U_(L/O_0808)
Child-protectors ......................................38
Cigarette lighter.................................... 244
CleaningExterior ...................................................268
Interior ....................................................... 271
Seat belts.................................................272
Clock .........................................................239
Coat hooks ............................................... 251
Compass .................................................. 262
Condenser .............................................. 294
Console box ........................................... 232
Cooling system Engine overheating .......................... 397
Cornering assist sensors .................... 163
Cruise control Cruise control ...................................... 150
Dynamic radar crui se control .......153
Cup holders ............................................ 234
Curtain shield airbags............................ 78
Customizable features .......................428 Daytime running light system ............143
Defogger
Rear window .........................................198
Side mirrors............................................198
Dimension ............................................... 402
Dinghy towing..........................................187
Display Dynamic radar crui se control....... 153
Satellite switch mode....................... 240
Trip information.................................... 139
Warning message ............................ 365
Do-it-yourself maintenance .............280
Door courtesy lights Door courtesy lights ......................... 227
Wattage ................................................... 412
Door pockets ......................................... 236
Doors Door glasses............................................63
Door lock ................................ 24, 35, 37
Side mirrors............................................... 61
Driver's seat belt reminder light .....358
Driving Correct posture..................................... 76
Procedures.............................................108
Driving position memory...................... 45D

448
Alphabetical index
08_IS F_U_(L/O_0808)
Noise from under vehicle...................... 16
Odometer...................................................131
OilEngine oil ...............................................288
Opener
Fuel filler door......................................... 68
Hood........................................................283
Trunk ............................................................. 41
Outer foot lights
Outer foot lights ..................................227
Wattage.................................................... 412
Outside rear view mirrors Adjusting and folding ........................... 61
Mirror position memory ................... 45
Outside temperature display............ 139
Overhead console ............................... 233
Overhead courtesy lights
Overhead courtesy lights ..............227
Wattage.................................................... 412
Overheating, Engine ........................... 397
Parking assist sensors .......................... 163
Parking brake .......................................... 129
Parking lights Replacing light bulbs........................338
Switch ........................................................ 142
Wattage.................................................... 412
PCS ..............................................................176
Personal lights Switch ...................................................... 229
Power outlet............................................245
Power windows ........................................ 63
Pre-collision system...............................176 Radar cruise control............................. 153
Radiator .................................................... 294
Radio.......................................................... 202
RDS ............................................................ 203
Rear turn signal lights
Replacing light bulbs ....................... 338
Wattage ................................................... 412
Rear view mirror
Compass ................................................262
Rear window defogger ....................... 198
Replacing Electronic key battery ..................... 320
Fuses......................................................... 322
Light bulbs ............................................ 338
Reporting safety defects for U.S. owners.......................................... 436
Seat belts Adjusting the seat belt ........................53
Automatic locking retractor ............54
Child restraint system installation ............................................. 98
Cleaning and maintaining the seat belts ..................................... 272
Emergency locking retractor..........54
How to wear your seat belt .............52
How your child should wear the seat belt.......................................... 55
Pregnant women, proper seat belt use .........................54
Reminder light..................................... 358
Seat belt extenders.............................. 55
Seat belt pretensioners ......................53N
O
P
R
S

451
Alphabetical index
08_IS F_U_(L/O_0808)
Warning buzzersBrake system ....................................... 355
Open door ..........................................358
Seat belt reminder ............................358
Warning lights Anti-lock brake system .................. 356
Automatic transmission fluid temperature warning light.........358
Brake assist system .......................... 356
Brake system ....................................... 355
Charging system ............................... 356
Electric power steering warning light ..................................... 356
Low fuel level.......................................358
Malfunction indicator lamp .......... 356
Master warning light ........................358
Open door ...........................................358
Pre-collision system ......................... 356
Pretensioners ...................................... 356
Seat belt reminder light ..................358
SRS airbags .......................................... 356
Tire pressure warning
light........................................................358 Warning messages
Dynamic radar
cruise control........................367, 370
Engine oil level ....................................370
Engine oil maintenance ..................370
Engine oil pressure .......................... 366
Engine oil temperature .................. 366
Hill-start assist control .................... 369
Hood ........................................................370
Intuitive parking assist ..........367, 370
Moon roof .............................................370
Open door ............................................370
Parking brake ......................................370
Pre-collision system..............367, 370
Smart access system with push-button start ............................ 375
Steering lock......................................... 367
Tire pressure warning system....................367, 370
Traction control ................................. 369
Trunk ........................................................370
Vehicle stability control ................. 369
Washer fluid .........................................370
Washer
Checking ...............................................299
Preparing and checking before winter ..................................... 184
Switch........................................................ 146
Washing and waxing ...........................268W
*: Refer to the “Navigation System Owner’s Manual”