2010 TOYOTA PRIUS key

337
3-3. Using the hands-free
system (for cellular phone)
3
Interior features
PRIUS_U (OM47668U) U.S.A.
■Automatic adjustment of volume
When vehicle speed is 50 mph (80 km/h) or more, the volume automatically
increases. The volume returns to the previous volume setting when vehicle
speed drops to 43 mph (70 km/h) or less.
■ When using a voice command
● For numbers, say a combination of single digits from zero to nine, #
(pound),  (star), and + (plus).
● Say a command correctly and clearly.
■ The system may not recognize your voice in the following situations:
● When driving on a rough road
● When driving at high speeds
● When air is blowing out of the vents onto the microphone
● When the air conditioning fan emits a loud noise
■ The following cannot be performed while driving:
● Operating the system with
● Registering a cellular phone to the system
■ Changing the passkey
 P. 349

344
3-3. Using the hands-free system (for cellular phone)
PRIUS_U (OM47668U) U.S.A.
Setting a cellular phone
Registering a cellular phone in the hands-free system allows the
system to function. The following functions can be used for regis-
tered cellular phones:
■ Functions and operation procedures
To enter the menu for each function, follow the steps below by
using a voice command or .
●Registering a cellular phone 
1. “Setup”  2. “Phone Setup”  3. “Pair Phone”
● Selecting a cellular phone to be used 
1. “Setup”  2. “Phone Setup”  3. “Select Phone”
● Changing a registered name 
1. “Setup”  2. “Phone Setup”  3. “Change Name”
● Listing the registered cellular phones 
1. “Setup”  2. “Phone Setup”  3. “List Phones”
● Deleting a cellular phone 
1. “Setup”  2. “Phone Setup”  3. “Delete”
● Changing the passkey 
1. “Setup”  2. “Phone Setup”  3. “Set Passkey”

349
3-3. Using the hands-free
system (for cellular phone)
3
Interior features
PRIUS_U (OM47668U) U.S.A.
Changing the passkey
Select “Set Passkey” by using a voice command or .
Pattern A Press , say a 4 to 8-digit number, and select “Confirm”
by using a voice command or .
Pattern B
Select a 4 to 8-digit number by using .
The number should be input 1 digit at a time.
When the entire number to be registered as a passkey has
been input, press again.
■The number of cellular phone that can be registered
Up to 6 cellular phones can be registered in the system.
STEP1
STEP2
STEP2
STEP3

363
3
Interior features
PRIUS_U (OM47668U) U.S.A.
3-4. Using the interior lights
Interior lights list
Your Toyota is equipped with an illuminated entry system to assist in
entering the vehicle. Due to the fu nction of the system, the lights
shown in the following illustration automatically turn on/off accord-
ing to the presence of the electr onic key, whether the doors are
locked/unlocked, whether the door s are opened/closed, and the
“POWER” switch mode.
Interior light ( P. 365)
Personal/interior light ( P. 365)
Shift lever lighting
“POWER” switch lighting
Foot lights (if equipped)
Front door courtesy lights

364 3-4. Using the interior lights
PRIUS_U (OM47668U) U.S.A.
Personal/interior light main switchType A “OFF”
The personal/interior lights and
interior light can be individually
turned on or off.
Door position
The personal/interior lights and
interior light automatically turn on/
off according to the presence of
the electronic key, whether the
doors are locked/unlocked,
whether the doors are opened/
closed, and the “POWER” switch
mode.
On
The personal/interior lights and
interior light cannot be individually
turned off.
Type B
ITO34P102
Personal/interior light main switch

Maintenance and care4
403
PRIUS_U (OM47668U) U.S.A.
4-1. Maintenance and careCleaning and protecting 
the vehicle’s exterior ...... 404
Cleaning and protecting 
the vehicle’s interior ....... 407
4-2. Maintenance Maintenance 
requirements .................. 410
General maintenance....... 412
Emission inspection and 
maintenance (I/M) 
programs ........................ 415
4-3. Do-it-yourself maintenance Do-it-yourself service 
precautions .................... 416
Hood ................................ 420
Positioning a floor jack ..... 423
Engine compartment ........ 425
12 volt battery .................. 436
Tires ................................. 441
Tire inflation pressure ...... 451
Wheels ............................. 455
Air conditioning filter......... 457
Electronic key battery....... 460
Checking and replacing 
fuses .............................. 462
Light bulbs........................ 472

438 4-3. Do-it-yourself maintenance
PRIUS_U (OM47668U) U.S.A.
■After recharging/reconnecting the 12 volt battery
● Unlocking the doors using the smart key system may not be possible
immediately after disconnecting the 12 volt battery. If this happens, use
the wireless remote control or the mechanical key to lock/unlock the
doors.
● Start the hybrid system with the “POWER” switch in ACCESSORY mode.
The hybrid system may not start with the “POWER” switch turned OFF.
However, the hybrid system will operate normally from the second
attempt.
● The “POWER” switch mode is recorded by the vehicle. If the battery is
reconnected, the vehicle will return the “POWER” switch mode to the sta-
tus it was in before the battery was disconnected. Make sure to turn off
the power before disconnect the battery. Take extra care when connect-
ing the battery if the “POWER” switch mode prior to discharge is
unknown.
If the system will not start even after multiple attempts, contact your Toyota
dealer.
CAUTION
■ Chemicals in the 12 volt battery
The 12 volt battery contains poisonous and corrosive sulfuric acid and may
produce hydrogen gas which is flammable and explosive. To reduce the risk
of death or serious injury, take the following precautions while working on or
near the 12 volt battery:
● Do not cause sparks by touching the 12 volt battery terminals with tools.
● Do not smoke or light a match near the 12 volt battery.
● Avoid contact with eyes, skin and clothes.
● Never inhale or swallow electrolyte.
● Wear protective safety glasses when working near the 12 volt battery.
● Keep children away from the 12 volt battery.

460
4-3. Do-it-yourself maintenance
PRIUS_U (OM47668U) U.S.A.
Electronic key batter y
Replace the battery with a new one if it is discharged.
■You will need the following items:
●Flathead screwdriver (To prevent damage to the key, cover
the tip of the screwdriver with rag)
● Small Phillips-hea d 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