2012 TOYOTA YARIS HYBRID Owners Manual

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4-3. Do-it-yourself maintenance
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Maintenance and care
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Wireless remote control/electronic key batter y
Replace the battery with a new one if it is depleted.
You will need the following items:
Flathead screwdriver
Lithium battery CR2016 (vehicles without a smart entry & start
system or a push-button start system), or CR2032 (vehicles
with a smart entry & start system or a push-button start sys-
tem)
Replacing the wireless remote control battery
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver
with a tape.
Remove the module.

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Remove the battery cover and
the depleted battery.
Insert a new battery with the
“+” terminal facing up.
Replacing the electronic key battery
Ty p e A
Take out the mechanical key.
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver
with a tape.

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Maintenance and care
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Remove the depleted battery.
Insert a new battery with the
“+” terminal facing up.
Ty p e B
Take out the mechanical key.
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver
with a tape.

508 4-3. Do-it-yourself maintenance
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Use a CR2016 (vehicles without a smart entry & start system or a push-
button start system) or CR2032 (vehicles with a smart entry & start sys-
tem or a push-button start system) lithium battery
Batteries can be purchased at any authorized Toyota dealer or repairer,
or another duly qualified and equipped professional, local electrical appli-
ance shops or camera stores.
Replace only with the same or equivalent type recommended by the
manufacturer.
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), push-button start system (if
equipped) and wireless remote control will not function properly.
The operational range will be reduced.
Remove the battery cover.
Remove the depleted battery.
Insert a new battery with the
“+” terminal facing up.

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Maintenance and care
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CAUTION
Removed battery and other parts
Keep away from children. These parts are small and if swallowed by a child,
they can cause choking. Failure to do so could result in death or serious
injury.
Certification for the lithium battery
RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT
TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUC-
TIONS
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 component inside the remote control.
Do not bend either of the battery terminals.

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Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have
blown. If this happens, check and replace the fuses as necessary.
Except hybrid vehicle
Vehicles without a smart entry & start system:
Turn the engine switch is in the “LOCK” position.
Vehicles with a smart entry & start system:
Turn the “ENGINE START STOP” switch off.
Hybrid vehicle
Vehicles without an electronic key:
Turn the engine switch is in the “LOCK” position.
Vehicles with an electronic key:
Turn the “POWER” switch off.
Open the fuse box cover.
Except hybrid vehicle
Engine compartment (type A fuse box):
Push the tab in and lift the lid
off.

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Maintenance and care
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Engine compartment (type B fuse box):
Push the tab in and lift the lid
off.
Engine compartment (type C fuse box for the left-hand drive vehi-
cles):
Pull the rubber strip on the
edge to unhook it from the
cover, and then push the
tabs in and lift the cover off.
Remove the battery termi-
nal cover and then the fuse
box cover.

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Engine compartment (type C fuse box for the right-hand drive vehi-
cles):
Pull the rubber strip on the
edge to unhook it from the
cover, and then push the
tabs in and lift the cover off.
Remove the battery termi-
nal cover and then the fuse
box cover.