2008 TOYOTA PRIUS key

When trouble arises5
415
PRIUS_U_(L/O_0802)
5-1. Essential information .... 416If your vehicle needs to be towed ............................. 416
If you think something is wrong ............................. 423
Event data recorder ......... 424
5-2. Steps to take in an emergency .................... 426
If a warning light turns on or a warning buzzer
sounds... ........................ 426
If you have a flat tire......... 438
If the hybrid system will not start ................................ 448
If you lose your keys ........ 449
If the electronic key does not operate properly....... 450
If the vehicle 12 volt battery is discharged .................. 451
If your vehicle overheats ....................... 456
If the vehicle becomes stuck .............................. 459

5
When trouble arises
431
5-2. Steps to take in an emergency
PRIUS_U_(L/O_0802)
*3:Driver’s and front passenger’s
seat belt reminder buzzer:
The driver’s and front passenger’s seat belts reminder sounds to alert the
driver and front passenger that his or her seat belt is not fastened. The
buzzer sounds intermittently for 10 seconds after the vehicle has reached a
speed of at lest 12 mph (20 km/h). Then, if the seat belt is still unfastened,
the buzzer will sound in a different tone for 20 more seconds.
Have the malfunction repaired immediately. (vehicles with smart
key system)
After taking the specified steps to correct the suspected problem,
check that the warning light turn off.
AlarmWarning lightDetailsCorrection procedure
Interior and
exterior alarm:
One beep
(sounds con-
tinuously)
The driver has
removed the smart key
from the vehicle while
the hybrid system is
not OFF and the shift
lever is in a position
other than “P”.Pressing the “P”
position switch
before removing the
smart key from the
vehicle and turning
the hybrid system
OFF.
Interior alarm:
One beep
Exterior alarm:
3 beeps The driver has
removed the smart key
from the vehicle while
the hybrid system is
not OFF and the shift
lever is in the “P” posi-
tion.
Turn the hybrid sys-
tem OFF and
remove the key
from the vehicle.
A passenger has
removed the smart key
from the vehicle while
the hybrid system is
not OFF. Check whether the
passenger leaving
the vehicle is carry-
ing the smart key.

432 5-2. Steps to take in an emergency
PRIUS_U_(L/O_0802)
Exterior alarm:
One beep
(sounds for 2
seconds)The lock button has
been pressed while
the hybrid system is
not OFF and the shift
position is in “P”.
Turn the hybrid sys-
tem OFF.
Interior alarm:
One beep (for 5
seconds) The vehicle’s ID code
detection system has
judged that the smart
key is not present
when the “POWER”
switch is pressed.
Check that the
smart key is in the
vehicle and within
the detection area.
AlarmWarning
lightDetailsCorrection procedure

448
5-2. Steps to take in an emergency
PRIUS_U_(L/O_0802)
If the hybrid system will not start
If the engine will not start even though correct starting procedures
are being followed (
P. 130), consider each of the following points.
■ The hybrid system will not start even when the starter motor
operates normally.
One of the following may be the cause of the problem.
●The electronic key battery may be discharged. ( P. 450)
● The engine may be flooded.
Try to restart the hybrid system once more following correct
starting procedures. (P. 130)
● There may be a malfunction in the immobilizer system.
( P. 8 1 )
■ The interior lights and headlight s are dim, or the horn does
not sound or sounds at a low volume
One of the following may be the cause of the problem.
● The 12 volt battery may be discharged. ( P. 451)
● The 12 volt battery terminal c onnections may be loose or cor-
roded.
■ The interior lights and headlights do not turn on, or the horn
does not sound
One of the following may be the cause of the problem.
●One or both of the 12 volt battery terminals may be discon-
nected.
● The 12 volt battery may be discharged. ( P. 451)
Contact your Toyota dealer if the problem cannot be repaired,
or if repair procedures are unknown.

5
When trouble arises
449
5-2. Steps to take in an emergency
PRIUS_U_(L/O_0802)
If you lose your keys
New genuine Toyota keys can be made by your Toyota dealer using
master key and the key number stamped on your key number plate.

450
5-2. Steps to take in an emergency
PRIUS_U_(L/O_0802)
If the electronic key does not operate properly
Locking and unlocking the doorsUsing the mechanical key in
order to perform the following
operations:Locks all doors
Unlocks the door
Turning the key rearward unlocks
the driver’s door. Turning the key
once again unlocks the other
doors.
Starting the hybrid system
To start the hybrid system, insert
the key into the key slot.
( P. 132)
If the electronic key 12 volt batter y is discharged, the doors can be
opened by the mechanical key. The engine system can be still
started by following the procedure.
21
ITY52P014
ITY52P015
■ Replacing the key battery
As this procedure is the temporary measure, it is recommended that the
electronic key battery be replaced immediately. ( P. 396)

488
PRIUS_U_(L/O_0802)
6-2. Customization
Customizable features
ItemFunctionDefault settingCustomizedsetting
Smart key
system
(
P. 36) Smart key system ON OFF
Operation signal
(Emergency flashers)
ON OFF
Operation signal
(Buzzer) ON OFF
Wireless
remote
control
(
P. 49) Unlocking operation
Driver’s door
unlocked in 1-
step, all doors
unlocked
in 2-stepAll doors
unlocked in 1-step
Time elapsed before
automatic door lock
function is activated if
door is not opened after
being unlocked 60 seconds
OFF
30 seconds
Your vehicle includes a variety of electronic features that can be per-
sonalized to your preferences. Programming these preferences
requires specialized equipment and may be performed by an autho-
rized Toyota dealership.
Some function settings are changed simultaneously with other functions
being customized. Contact your Toyota dealer for further details.

489
6-2. Customization
6
Vehicle specifications
PRIUS_U_(L/O_0802)
ItemFunctionDefault settingCustomized
setting
Wireless
remote
control
(
P. 4 9 ) Operation indicator
(Emergency flashers)
ON OFF
Operation indicator
(Buzzer) ON OFF
Panic function ON OFF
Buzzer sounds when
pushing with any
door not closed ON OFF
Door lock
(
P. 5 1 ) Unlocking using a key Driver’s door
unlocked in 1-
step, all doors
unlocked
in 2-stepAll doors
unlocked in 1-step
Automatic
light control
system
(
P. 150) Light sensor sensitivity Level 3 Levels 1 to 5
Time elapsed before
headlights automati-
cally turn off after doors
are closed
60 seconds0 seconds
30 seconds
90 seconds
Daytime running light ONOFF
*