2010 TOYOTA YARIS key battery

TABLE OF CONTENTSIndex
4
4-3. Do-it-yourself maintenance
Do-it-yourself service
precautions ...................... 247
Hood................................... 250
Positioning a floor jack ....... 251
Engine compartment .......... 253
Tires ................................... 266
Tire inflation pressure......... 272
Wheels ............................... 276
Air conditioning filter ........... 278
Key battery ......................... 281
Checking and replacing
fuses ................................ 283
Light bulbs .......................... 294
5-1. Essential information
Emergency flashers ........... 304
If your vehicle needs to be
towed ............................... 305
If you think something is
wrong ............................... 311
Fuel pump shut off
system .............................. 312
Event data recorder............ 3135-2. Steps to take in an emergency
If a warning light turns on
or a warning buzzer
sounds... ........................... 315
If you have a flat tire ........... 325
If the engine will not start .... 337
If the shift lever cannot be
shifted from P ................... 339
If you lose your keys ........... 340
If the vehicle battery is
discharged ........................ 341
If your vehicle overheats..... 345
If the vehicle becomes
stuck ................................. 348
If your vehicle has to be
stopped in an
emergency........................ 350
6-1. Specifications
Maintenance data
(fuel, oil level, etc.) ........... 352
Fuel information .................. 361
Tire information................... 364
6-2. Customization
Customizable features ........ 377
Items to initialize ................. 379
5When trouble arises
6Vehicle specifications

28
1-2. Opening, closing and locking the doors
Wireless remote control
: If equipped
■Operation signals
The emergency flashers flash to indicate that the doors have been locked/
unlocked. (Locked: Once; Unlocked: Twice)
■Panic mode
■Key battery depletion
The standard battery life is 1 to 2 years. (The battery becomes depleted
even if the key is not used.) If the wireless remote control function does not
operate, the battery may be depleted. Replace the battery when necessary.
(P. 281)
■Security feature
If a door is not opened within approximately 30 seconds after the vehicle is
unlocked, the security feature automatically locks the vehicle again.
The wireless remote control can be used to lock/unlock the vehicle
from outside the vehicle.
Locks all doors
Sounds alarm
(push and hold)
Unlocks all doors
Pressing the button unlocks
the driver’s door. Pressing the
button again within 3 seconds
unlocks the other doors.
When is pushed for longer than about
one second, an alarm will sound for about
60 seconds and the vehicle lights will
flash to deter any person from trying to
break into or damage your vehicle.
To stop the alarm, push any button on the
wireless remote control.

81 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.
■Triggering of the alarm
The alarm may be triggered in the following situations.
(Stopping the alarm deactivates the system.)
●A person inside the vehicle opens a door or hood.
●The battery is recharged or replaced when the vehicle is locked.
■When the battery is disconnected
Be sure to cancel the alarm system.
If the battery is disconnected before canceling the alarm, the system may be
triggered when the battery is reconnected.
■Alarm-operated door lock
●When the alarm is operating, the doors are locked automatically to pre-
vent 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.
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper
operation of the system cannot be guaranteed.

131 2-1. Driving procedures
2
When driving
■Key reminder function
A buzzer sounds if the driver’s door is opened, while the engine switch is in
the ACC or LOCK position to remind you to remove the key.
CAUTION
■When starting the engine
Always start the engine while sitting in the driver's seat. Do not depress the
accelerator while starting the engine under any circumstances.
Doing so may cause an accident resulting in death or serious injury.
■Caution while driving
Do not turn the engine switch to the LOCK position.
If in an emergency, you must turn the engine off while the vehicle is moving,
turn the key only to the ACC position.
NOTICE
■To prevent battery discharge
Do not leave the key in the ACC or ON position for long periods if the engine
is not running.
■When starting the engine
●Do not crank for more than 30 seconds at a time. This may overheat the
starter and wiring systems.
●Do not race a cold engine.
●If the engine becomes difficult to start or stalls frequently, have the engine
checked immediately.

150 2-3. Operating the lights and wipers
■Daytime running light system (if equipped)
●To make your vehicle more visible to other drivers, the headlights turn on
automatically (at a reduced intensity) whenever the engine is started and
the parking brake is released. Daytime running lights are not designed for
use at night.
●Compared to turning on the headlights, the daytime running light system
offers greater durability and consumes less electricity, so it can help
improve fuel economy.
■Light reminder buzzer
A buzzer sounds when the key is removed and the driver's door is opened
while the lights are turned on.
NOTICE
■To prevent battery discharge
Do not leave the lights on longer than necessary when the engine is not run-
ning.

Maintenance and care4
235
4-1. Maintenance and care
Cleaning and protecting
the vehicle exterior......... 236
Cleaning and protecting
the vehicle interior.......... 238
4-2. Maintenance
Maintenance
requirements .................. 241
General maintenance....... 243
Emission inspection and
maintenance (I/M)
programs........................ 2464-3. Do-it-yourself maintenance
Do-it-yourself service
precautions .................... 247
Hood ................................ 250
Positioning a floor jack ..... 251
Engine compartment ........ 253
Tires ................................. 266
Tire inflation pressure ...... 272
Wheels ............................. 276
Air conditioning filter......... 278
Key battery ....................... 281
Checking and replacing
fuses .............................. 283
Light bulbs........................ 294

281
4-3. Do-it-yourself maintenance
4
Maintenance and care
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 plastic tape.)
●Lithium battery CR2016
■Replacing the battery
Remove the cover.
Remove the module.
Remove the battery cover and
the depleted battery.
Insert a new battery with the
“+” terminal facing up.

282 4-3. Do-it-yourself maintenance
■If the key battery is discharged
The following symptoms may occur.
●The wireless remote control will not function properly.
●The operational range is reduced.
■Use a CR2016 lithium battery
●Batteries can be purchased at your Toyota dealer, jewelers, or camera
stores.
●Replace only with the same or equivalent type recommended by your
Toyota dealer.
●Dispose of used batteries according to the local laws.
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.