key Lexus IS F 2009 Owner's Guide

118
2-1. Driving procedures
08_IS F_U_(L/O_0808)
■If the engine does not start
The engine immobilizer system may not have been deactivated. (→P. 7 1 )
■When the steering lock cannot be released
■When the “ENGINE START STOP” switch indicator flashes in amber
The system may be malfunctioning. Have the vehicle inspected by your Lexus
dealer immediately.
■Auto power off function
If the vehicle is left in ACCESSORY mode for more than an hour with the shift lever
in P, the “ENGINE START STOP” switch will automatically turn OFF.
■Electronic key battery depletion
→P. 3 0
■When the electronic key battery is discharged
→P. 3 2 0
■Conditions affecting operation
→P. 2 8
■Note for the entry function
→P. 3 1 The “ENGINE START STOP” switch indica-
tor will flash in green and a message will be
shown on the multi-information display. Press
the “ENGINE START STOP” switch again
while turning the steering wheel left and right.

144
2-3. Operating the lights and windshield wipers
08_IS F_U_(L/O_0808)
■Automatic light off system
●When the headlights come on: The headlights and tail lights turn off 30 seconds
after a door is opened and closed if the “ENGINE START STOP” switch has
been switched to ACCESSORY mode or turned OFF. (The lights turn off
immediately if on the key is pressed after all doors are locked.)
●When only the tail lights come on: The tail lights turn off automatically if the
“ENGINE START STOP” switch is switched to ACCESSORY mode or turned
OFF and driver’s door is opened.
To turn the lights on again, switch to IGNITION ON mode, or turn the light switch
off once and then back to
or .
■Automatic headlight leveling system
The level of the headlights is automatically adjusted according to the number of
passengers and the loading condition of the vehicle to ensure that the headlights do
not interfere with other road users.
■If the “AFS OFF” indicator flashes...
It may indicate a malfunction in the system. Contact your Lexus dealer.
■Customization that can be configured at Lexus dealer
Settings (e.g. light sensor sensitivity) can be changed.
(Customizable features →P. 4 2 8 )
NOTICE
■To prevent battery discharge
Do not leave the lights on longer than necessary when the engine is not running.

227
3
Interior features
08_IS F_U_(L/O_0808)
3-3. Using the interior lights
Interior lights list
Your Lexus is equipped with the illuminated entry system to assist in enter-
ing the vehicle. Owing to the function of the system, the lights shown in the
following illustration automatically turn on/off according to the presence of
the electronic key, whether the door s are locked/unlocked, whether the
doors are opened/closed, and the “ENGINE START STOP” switch mode.
Front personal lights (→P. 2 2 9 )
Shift lever light (when the “ENGINE START STOP” switch is in
ACCESSORY or IGNITION ON mode)
Front overhead courtesy light
Front interior light ( →P. 229)
Rear personal lights ( →P. 229)
Rear overhead courtesy light
Rear interior light
Front door courtesy lights

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3
Interior features
08_IS F_U_(L/O_0808)
3-4. Using the storage features
List of storage features
Glove boxOpen (push button)
Lock with the mechanical key
Unlock with the mechanical key
Overhead console
Glove box
Bottle holders/door pockets
Cup holders
Console box/cup holder
Glove box

Maintenance and care4
267
08_IS F_U_(L/O_0808)
4-1. Maintenance and careCleaning and protecting the vehicle exterior............. 268
Cleaning and protecting the vehicle interior ............... 271
4-2. Maintenance Maintenance requirements ......................... 274
General maintenance ........... 276
Emission inspection and maintenance (I/M)
programs
................................. 279 4-3. Do-it-yourself maintenance
Do-it-yourself service precautions ........................... 280
Hood .......................................... 283
Positioning a floor jack ......... 284
Engine compartment ........... 286
Tires............................................ 300
Tire inflation pressure............. 311
Wheels ....................................... 315
Air conditioning filter ............ 317
Electronic key battery.......... 320
Checking and replacing fuses ........................................ 322
Headlight aim ......................... 336
Light bulbs................................ 338

320
4-3. Do-it-yourself maintenance
08_IS F_U_(L/O_0808)
Electronic key battery
Replace the battery with a new one if it is discharged.
■You will need th e following items:
● Flathead screwdriver
● Small Phillips-head screwdriver
● Lithium battery (CR1632)
■ Replacing the battery
Take out the mechanical key.
Remove the cover.
Remove the depleted battery.
Insert a new battery with the “+”
terminal facing up.
STEP1
STEP2
STEP3

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4-3. Do-it-yourself maintenance
4
Maintenance and care
08_IS F_U_(L/O_0808)
■If the electronic key battery is discharged
The following symptoms may occur.
●The smart access system with push-button start and wireless remote control will
not function properly.
●The operational range is reduced.
■Use a CR1632 lithium battery
●Batteries can be purchased at your Lexus dealer, jewelers, or camera stores.
●Replace only with the same or equivalent type recommended by a Lexus dealer.
●Dispose of used batteries according to the local laws.
■When the card key battery needs to be replaced (Canada only)
The battery for the card key is available only at Lexus dealers. Your Lexus dealer
can replace the battery for you.
CAUTION
■Removed battery and other parts
Keep away from children.
These parts are small and if swallowed by a child they can cause choking.
NOTICE
■For normal operation after replacing the battery
Observe the following precautions to prevent accidents.
●Always work with dry hands.
Moisture may cause the battery to rust.
●Do not touch or move any other components inside the remote control.
●Do not bend either of the battery terminals.

When trouble arises5
343
08_IS F_U_(L/O_0808)
5-1. Essential informationEmergency flashers............... 344
If your vehicle needs to be towed................................. 345
If you think something is wrong ................................... 351
Fuel pump shut off system.... 352
Event data recorder .............. 353 5-2. Steps to take in an
emergency
If a warning light turns on or a warning buzzer
sounds... ................................. 355
If a warning message is displayed................................ 365
If you have a flat tire............... 379
If the engine will not start .... 388
If the shift lever cannot be shifted from P ....................... 389
If you lose your keys .............. 390
If the electronic key does not operate properly........... 391
If the vehicle battery is discharged ............................ 394
If your vehicle overheats ..... 397
If the vehicle becomes stuck........................................ 400

5
When trouble arises
375
5-2. Steps to take in an emergency
08_IS F_U_(L/O_0808)
Follow the correction procedures.After taking the specified steps to co rrect the suspected problem, check
that the warning light turns off.
Interior
buzzerExterior buzzerWa r n i n g m e s s a g eDetailsCorrection
procedure
Once
(Comes on for 10 seconds.)
Indicates that an
attempt was
made to start the
engine without
the electronic
key being
present, or the
electronic key
was not function-
ing normally.
Start the engine
with the elec-
tronic key
present.
*
Once3 times
(Flashing)
Indicates that a
door other than
the driver’s door
has been opened
and closed with
the “ENGINE
START STOP”
switch in any
mode other than
OFF and the
electronic key
has been taken
out of the detec-
tion area.
Confirm the loca-
tion of the elec-
tronic key.

376
5-2. Steps to take in an emergency
08_IS F_U_(L/O_0808)
Once3 times
Indicates that the
driver’s door has
been opened and
closed with the
shift lever in P, the
“ENGINE START
STOP” switch in
any mode other
than OFF and the
electronic key
has been taken
out of the detec-
tion area.
Tu r n t h e
“ENGINE START
STOP” switch
OFF or confirm
the location of the
electronic key.
Con-
tinuousCon-
tinuous
(Displayed alternately)(Flashing)
Indicates that the
driver’s door has
been opened and
closed with the
shift lever out of
in P, the
“ENGINE START
STOP” switch in
any mode other
than OFF and the
electronic key
has been taken
out of the detec-
tion area.
• Shift the shift lever to P.
•Confirm the
location of the
electronic key.
InteriorbuzzerExterior buzzerWarning messageDetailsCorrection
procedure