2012 Lexus LFA key

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1-6. Theft deterrent system
1
Before driving
■System maintenance
The vehicle has a maintenance-free type alarm system.
■Items to check before locking the vehicle
To prevent unexpected triggering of the alarm and vehicle theft, make sure of the
following.
●Nobody is in the vehicle.
●The windows are closed before the alarm is set.
●No valuables or other personal items are left in the vehicle.
■Tr i g g e r i n g o f t h e a l a r m
The alarm may be triggered in the following situations.
(Stopping the alarm deactivates the alarm system.)
■Alarm-operated door lock
●When the alarm is operating, the door s are locked automatically to prevent
intruders.
●Do not leave the key inside the vehicle when the alarm is operating, and make
sure the key is not inside the vehicle when recharging or replacing the battery.
●A person inside the vehicle opens a door,
rear hatch or hood.
●The battery is disconnected.

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1-6. Theft deterrent system
■The alarm cannot be set when
In the following situations, the alarm cannot be set. Be careful if the vehicle will not
be used for an extended period of time.
●When a battery terminal is disconnected
●When the “D/C CUT” fuse is removed
■Canceling and automatic re-enabling of the tilt sensor
●The alarm will still be set even when the tilt sensor is canceled.
●After the tilt sensor is canceled, turning the ignition switch to the “ON” position
or unlocking the doors using the wireless remote control or key will re-enable
the tilt sensor.
●When the alarm system is set again, the intrusion sensor and tilt sensor will be
set.
■Tilt sensor detection considerations
The sensor may trigger the alarm in the fo llowing situations. Cancel the tilt sensor
as necessary.
●The vehicle is transported by a ferry, a flatbed track, train, etc.
●The vehicle is parked in a parking garage.
●Any of the tires loses air pressure.
●The vehicle is jacked up.
●An earthquake occurs or the road caves in.
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If mo dified or removed, the proper operation
of the system cannot be guaranteed.

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2-1.Driving procedures
Driving the vehicle
The following procedures should be observed to ensure safe driving:
■Starting the engine
 P. 9 8
■ Driving
With the brake pedal depressed, select 1st gear. ( P. 1 0 2 )
Check that “D1” or “1” is displayed on the gear indicator.
Release the parking brake. ( P. 113)
Gradually release the brake pedal and gently depress the accel-
erator pedal to accelerate the vehicle.
■ Stopping
Depress the brake pedal.
If necessary, set the parking brake.
If the vehicle is to be stopped for an extended period of time, select
Neutral. ( P. 1 0 3 )
■Parking the vehicle
Depress the brake pedal.
Set the parking brake. ( P. 113)
Select 1st gear or Reverse. ( P. 1 0 2 )
Check that “D1”, “1” or “R” is displayed on the gear indicator.
Turn the ignition switch to the “LOCK” position to stop the
engine.
Check that “D1” or “R” is no long er displayed on the gear indicator.
Lock the door, making sure that you have the key on your person.
STEP1
STEP2
STEP3
STEP1
STEP2
STEP1
STEP2
STEP3
STEP4
STEP5

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2-1. Driving procedures
2
When driving
■Changing the ignition switch positions
“LOCK”
The steering wheel is locked and
the key can be removed.
“A C C ”
Some electrical components such
as the power outlet can be used.
“ON”
All electrical components can be
used.
■Turning the key from “ACC” to “LOCK”
■Default driving mode
AUTO driving mode will be automatically se lected each time the engine is started.
(  P. 1 0 4 )
Push in the key and turn it to the “LOCK”
position.

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2-1. Driving procedures
■If the engine does not start
●Repeat the procedure again. If the engine does not start after a few tries, the
“ENGINE START” switch may be malfunctioning. Have the vehicle inspected
by your Lexus dealer.
●Check to make sure that the brake pedal is firmly depressed and that “N” is dis-
played in the gear indicator. (If the brake pedal is not depressed or “N” is not
displayed, the engine will not start.)
●The engine immobilizer system may not have been deactivated. ( P. 5 3 )
●In order to protect the engine, the engine may not start when the engine coolant
temperature or the engine oil temperature is below -13 F (-25C). In that case,
a buzzer will sound and “Temp low Engine cannot be started” will be shown on
the meter. ( P. 3 2 7 )
■When the steering lock cannot be released
■Key reminder function
A buzzer sounds if the driver’s door is opened while the ignition switch is in the
“LOCK” or “ACC” position to remind you to remove the key.
■After reconnecting the battery
If the gear indicator is not displayed when an attempt is made to start the engine,
the engine is not yet ready to start. Depr ess the brake pedal for several seconds and
wait for the gear indicator to appear.
When starting the engine, the ignition switch
may seem stuck in the “LOCK” position. To
free it, turn the key while turning the steering
wheel slightly left and right.

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2-3. Operating the lights and windshield wipers
2
When driving
■Daytime running light system (Canada only)
To make your vehicle more visible to other drivers, the headlights and tail lights turn
on automatically whenever the engine is started and the parking brake is released.
■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 ignition switch is turned to the “ACC” or
“LOCK” position. (The light turns off immediately if on the key is pressed
after both side doors are locked.)
●When only the tail lights come on: The tail lights turn off automatically if the igni-
tion switch is turned to the “ACC” or “LOCK” position and the driver’s door is
opened.
To turn the lights on again, turn the ignition switch to the “ON” position, or turn the
light switch to once and then back to or
.
NOTICE
■To prevent battery discharge
Do not leave the lights on longer than necessary when the engine is not running.

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3-4. Using the storage features
Glove boxThe glove box can be opened by pr essing the lock release button and
locked and unlocked using the premium master key or master key.
Open
Unlock
Lock
The following items are attached on the back of the glove box lid: Tire pressure gauge (P. 2 7 8 )
Penlight ( P. 211)
Glove box

When trouble arises5
301
5-1. Essential informationEmergency flashers.............. 302
If your vehicle needs to be towed................................ 303
If you think something is wrong ..................................... 308
Fuel pump shut off system .................................... 309
Event data recorder ............... 310 5-2. Steps to take in an
emergency
If a warning light turns on or a warning buzzer
sounds... .................................. 312
If a warning message is displayed................................ 322
If you have a flat tire............... 332
If the engine will not start .... 343
If you lose your keys/ wireless remote
control transmitter ............. 344
If the parking brake cannot be released ............. 345
If the vehicle battery is discharged ............................ 348
If your vehicle overheats ...... 351
If the vehicle becomes stuck........................................ 354
If your vehicle has to be stopped in an
emergency ............................ 355