key battery TOYOTA YARIS 2019 User Guide

2524-2. Driving procedures
YARIS_F_OM_Europe_OM52K19E
■ Steering lock
After turning the engine switch off and opening and closing the doors, the
steering wheel will be locked due to the steering lock function. Operating the
engine switch again automatically cancels the steering lock.
■ When the steering lock cannot be released
Vehicles with a manual transmission
Press the engine switch while turning the steering wheel left and right.
■ Steering lock motor overheating prevention
To prevent the steering lock motor from overheating, the motor may be sus-
pended if the engine is turned on and off repeatedly in a short period of time.
In this case, refrain from operating the engine. After about 10 seconds, the
steering lock motor will resume functioning.
■ If the system is malfunctioning
 P. 579
■ If the electronic key battery is depleted
 P. 532
■ Operation of the engine switch
● If the switch is not pressed shortly and firmly, the engine switch mode may
not change or the engine may not start.
● If attempting to restart the engine immediately after turning the engine
switch off, the engine may not start in some cases. After turning the engine
switch off, please wait a few seconds before restarting the engine.
■ If the smart entry & start system has been deactivated in a customized
setting
 P. 674
Vehicles with monochrome display: The
smart entry & start system indicator light
(green) will flash quickly.
Vehicles with color display: “Steering lock
active.” will be displayed on the multi-infor-
mation display.
Vehicles with a Multidrive
Check that the shift lever is set in P.
Press the engine switch while turning the
steering wheel left and right.

2734-3. Operating the lights and wipers
4
Driving
YARIS_F_OM_Europe_OM52K19E
■ Automatic High Beam (if equipped)
 P. 317
■ Light reminder buzzer
Vehicles without a smart entry & start system
A buzzer sounds when the key is removed from the engine switch and the
driver’s door is opened while the lights are turned on.
Vehicles with a smart entry & start system
A buzzer sounds when the engine switch is turned off and the driver’s door is
opened while the lights are turned on.
■ Battery-saving function
In all conditions following below, the headlights and the other remaining lights
will go off automatically after 20 minutes in order to prevent the vehicle bat-
tery from being discharged:
● The headlights and/or tail lights are on.
● The light switch is in or .
● Vehicles without a smart entry & start system: The engine switch is turned to
the “LOCK” position.
● Vehicles with a smart entry & start system: The engine switch is turned off.
This function will be canceled in any of the following situations:
● Vehicles without a smart entry & start system: When the engine switch is
turned to the “ON” position.
● Vehicles with a smart entry & start system: When the engine switch is turned
to IGNITION ON mode.
● When the light switch is operated.
● When the door is opened or closed.
■ Customization
Settings (e.g. light sensor sensitivity) can be changed.
(Customizable features: P. 671)
NOTICE
■To prevent battery discharge
Do not leave the lights on longer than necessary when the engine is not
running.

4536-2. Using the interior lights
6
Interior features
YARIS_F_OM_Europe_OM52K19E
On
Off
■ Illuminated entry system
Vehicles without a smart entry & start system
The lights automatically turn on/off according to the engine switch position,
whether the doors are locked/unloc ked, and whether the doors are opened/
closed.
Vehicles with a smart entry & start system
The lights automatically turn on/off according to engine switch mode, the
presence of the electronic key, whet her the doors are locked/unlocked, and
whether the doors are opened/closed.
■ To prevent battery from being discharged
If the following lights remain on when the door is not fully closed, the lights will
go off automatically after 20 minutes:
● Interior/personal lights (when the switch is in the door position)
● Luggage compartment light
● Engine switch light (vehicles with a smart entry & start system)
● Footwell lights (if equipped)
■ Customization
Settings (e.g. the time elapsed before lights turn off) can be changed.
(Customizable features P. 671)
Personal lights
1
2

469
7Maintenance and care
YARIS_F_OM_Europe_OM52K19E
7-1. Maintenance and care
Cleaning and protecting
the vehicle exterior .......... 470
Cleaning and protecting
the vehicle interior ........... 474
7-2. Maintenance
Maintenance
requirements.................... 477
7-3. Do-it-yourself maintenance
Do-it-yourself service
precautions ...................... 480
Hood .................................. 483
Positioning a floor jack ....... 485
Engine compartment.......... 487
Tires ................................... 503
Tire inflation pressure ........ 523
Wheels ............................... 525
Air conditioning filter .......... 529
Wireless remote control/
electronic key battery....... 532
Checking and replacing
fuses ................................ 536
Light bulbs ......................... 542

4997-3. Do-it-yourself maintenance
7
Maintenance and care
YARIS_F_OM_Europe_OM52K19E
■Before recharging
When recharging, the battery produces hydrogen gas which is flammable and
explosive. Therefore, observe the following before recharging:
● If recharging with the battery installed on the vehicle, be sure to disconnect
the ground cable.
● Make sure the power switch on the charger is off when connecting and dis-
connecting the charger cables to the battery.
■ After recharging/reconnecting the battery (vehicles with a smart entry &
start system)
● Unlocking the doors using the smart entry & start system may not be possi-
ble immediately after reconnecting the battery. If this happens, use the wire-
less remote control or the mechanical key to lock/unlock the doors.
● Start the engine with the engine switch in ACCESSORY mode. The engine
may not start with the engine switch turned off. However, the engine will
operate normally from the second attempt.
● The engine switch mode is recorded by the vehicle. If the battery is recon-
nected, the vehicle will return the engine switch mode to the status it was in
before the battery was disconnected. Make sure to turn off the engine
before disconnect the battery. Take extra care when connecting the battery
if the engine switch mode prior to discharge is unknown.
If the engine will not start even after multiple attempts, contact any authorized
Toyota retailer or Toyota authorized repairer, or any reliable repairer.
WARNING
■ Chemicals in the battery
Batteries contain 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
battery:
● 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.

5327-3. Do-it-yourself maintenance
YARIS_F_OM_Europe_OM52K19E
Wireless remote control/electronic key battery
●Flathead screwdriver
● Lithium battery CR2016 (vehicles without a smart entry & start sys-
tem), or CR2032 (vehicles with a smart entry & start system)
Vehicles without a smart entry & start system
Lift the cover.
Insert the screw driver in the slot
and push down.
To prevent damage to the key,
cover the tip of the screwdriver with
a tape.
Remove the cover.
Insert the screw driver in the bot-
tom of the key and push down.
: If equipped
Replace the battery with a new one if it is depleted.
You will need the following items:
Replacing the battery
1
2

5337-3. Do-it-yourself maintenance
7
Maintenance and care
YARIS_F_OM_Europe_OM52K19E
Remove the depleted battery.
Insert a new battery with the “+”
terminal facing up.
Vehicles with a smart entry & start system
Take out the mechanical key.
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver with
a tape.
Remove the battery cover.
3
1
2
3

5347-3. Do-it-yourself maintenance
YARIS_F_OM_Europe_OM52K19E
Remove the depleted battery.
Insert a new battery with the “+”
terminal facing up.
■ Use a CR2016 (vehicles without a smart entry & start system) or CR2032
(vehicles with a smart entry & start system) lithium battery
● Batteries can be purchased at any authorized Toyota retailer or Toyota
authorized repairer, or any reliable repairer local electrical appliance shops
or camera stores.
● Replace only with the same or equivalent type recommended by the manu-
facturer.
● Dispose of used batteries according to local laws.
■ If the key battery is depleted
The following symptoms may occur:
● The smart entry & start system (if equipped) and wireless remote control will
not function properly.
● The operational range will be reduced.
4
WARNING
■Removed battery and other parts
These parts are small and if swallowed by a child, they can cause choking.
Keep away from children. Failure to do so could result in death or serious
injury.
■ Certification for the lithium battery
CAUTION: RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN
INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO
THE INSTRUCTIONS

563
8When trouble arises
YARIS_F_OM_Europe_OM52K19E
8-1. Essential information
Emergency flashers ........... 564
If your vehicle has to
be stopped in
an emergency .................. 565
8-2. Steps to take in
an emergency
If your vehicle needs to
be towed .......................... 567
If you think something is
wrong ............................... 574
Fuel pump shut off system
(gasoline engine only) ..... 575
If a warning light turns on
or a warning buzzer
sounds ............................. 576
If a warning message is
displayed (vehicles with
color display) ................... 587
If you have a flat tire
(vehicles with
an emergency tire
puncture repair kit)........... 592
If you have a flat tire
(vehicles with
a spare tire) ..................... 610
If the engine will not start ... 625
If the electronic key does
not operate properly
(vehicles with a smart
entry & start system)........ 627
If the vehicle battery is
discharged ....................... 630
If your vehicle overheats .... 636
If you run out of fuel and
the engine stalls
(diesel engine only) ......... 641
If the vehicle becomes
stuck ................................ 643

5868-2. Steps to take in an emergency
YARIS_F_OM_Europe_OM52K19E
OnceContinuous
(5 seconds)(Flashes in yellow)
Smart entry & start system indicator
An attempt was made to exit the vehicle
with the electronic key and lock the doors
without first turning the engine switch off.
 Turn the engine switch off and lock the
doors again.
Once(Flashes in yellow for 15 seconds.)
Smart entry & start system indicator
Indicates that the electronic key is not pres-
ent when attempting to start the engine.
 Confirm the location of the electronic
key.
9 times(Flashes in yellow)
Smart entry & start system indicator
An attempt was made to drive when the
regular key was not inside the vehicle.
 Confirm that the electronic key is inside
the vehicle.
Once(Flashes in yellow for 15 seconds.)
Smart entry & start system indicator
Indicates that the electronic key battery is
low.
 Replace the battery. (P. 532)
Once(Flashes quickly in green for 15 seconds.)
Smart entry & start system indicator
Indicates that the steering lock has not
been released.
 Release the steering lock. (P. 252)
Once(Flashes in yellow for 30 seconds.)
Smart entry & start system indicator
• When the doors were unlocked with the
mechanical key and then the engine
switch was pressed, the electronic key
could not be detected in the vehicle.
• The electronic key could not be detected
in the vehicle even after the engine switch
was pressed two consecutive times.
 Vehicles with a Multidrive:
Touch the electronic key to the engine
switch while depressing the brake
pedal.
 Vehicles with a manual transmission:
Touch the electronic key to the engine
switch while depressing the clutch
pedal.
Interior
buzzer
Exterior
buzzer
Warning
lightWarning light/Details/Actions