battery TOYOTA YARIS 2010 3.G Owner's Manual

261 4-3. Do-it-yourself maintenance
4
Maintenance and care
Battery
■Battery exterior
Make sure that the battery terminals are not corroded and that
there are no loose connections, cracks, or loose clamps.
Te r m i n a l s
Hold-down clamp
NOTICE
■If the fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads
wear or when the fluid level in the accumulator is high.
If the reservoir needs frequent refilling, it may indicate a serious problem.
■If you spill fluid
Be sure to wash it off with water to prevent damage to parts or paint.

262 4-3. Do-it-yourself maintenance
■Before recharging
When recharging, the battery produces hydrogen gas which is flammable
and explosive. Therefore, before recharging:
●If recharging with the battery installed on the vehicle, be sure to discon-
nect the ground cable.
●Make sure the power switch on the charger is off when connecting and
disconnecting the charger cables to the battery.
CAUTION
■Chemicals in the battery
A 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 bat-
tery:
●Do not cause sparks by touching the battery terminals with tools.
●Do not smoke or light a match near the battery.
●Avoid contact with eyes, skin and clothes.
●Never inhale or swallow electrolyte.
●Wear protective safety glasses when working near the battery.
●Keep children away from the battery.
■Where to safety charge the battery
Always charge the battery in an open area. Do not charge the battery in a
garage or closed room where there is not sufficient ventilation.
■How to recharge the battery
Only perform a slow charge (5A or less).
The battery may explode if charged at a quicker rate.

263 4-3. Do-it-yourself maintenance
4
Maintenance and care
CAUTION
■Emergency measures regarding electrolyte
●If electrolyte gets in your eyes
Flush your eyes with clean water for at least 15 minutes and get immedi-
ate medical attention. If possible, continue to apply water with a sponge or
cloth while traveling to the nearest medical facility.
●If electrolyte gets on your skin
Wash the affected area thoroughly. If you feel pain or burning, get medical
attention immediately.
●If electrolyte gets on your clothes
It can soak through clothing on to your skin. Immediately take off the cloth-
ing and follow the procedure above if necessary.
●If you accidentally swallow electrolyte
Drink a large quantity of water or milk. Get emergency medical attention
immediately.
NOTICE
■When recharging the battery
Never recharge the battery while the engine is running. Also, be sure all
accessories are turned off.

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.

When trouble arises5
303
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

304
5-1. Essential information
Emergency flashers
NOTICE
■To prevent battery discharge
Do not leave the emergency flashers on longer than necessary when the
engine is not running.
Use the emergency flashers if the vehicle malfunctions or is
involved in an accident.
Press the switch to flash all
the turn signal lights. To turn
them off, press the switch
once again.

5
When trouble arises
337
5-2. Steps to take in an emergency
If the engine will not star t
If the engine still does not start after following the correct starting
procedure (P. 129) or releasing the steering lock (P. 130), confirm
the following points.
■The engine will not start even when the starter motor oper-
ates normally.
One of the following may be the cause of the problem.
●There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
●The engine may be flooded.
Try to restart the engine once more following correct starting
procedures. (P. 129)
●Vehicles with engine immobilizer system: There may be a
malfunction in the engine immobilizer system.
(P. 7 8 )
■The starter motor turns over slowly, the interior lights and
headlights 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 battery may be discharged. (P. 341)
●The battery terminal connections may be loose or corroded.

338 5-2. Steps to take in an emergency
■The starter motor does not turn over, 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 battery terminals may be disconnected.
●The battery may be discharged. (P. 341)
Contact your Toyota dealer if the problem cannot be repaired, or if
repair procedures are unknown.

5
When trouble arises
341
5-2. Steps to take in an emergency
If the vehicle batter y is discharged
The following procedures may be used to start the engine if the
vehicle's battery is discharged.
You can call your Toyota dealer or qualified repair shop.
If you have a set of jumper (or booster) cables and a second vehi-
cle with a 12-volt battery, you can jump start your Toyota following
the steps below.
Push the tab in and lift the
cover off.