Get Maintenanceandcare -> Key battery Guide for Toyota Corolla 4 Door Ninth Generation (2007-2012)

4-3. Do-it-yourself maintenance

Key battery

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 a rag.)

● Small Phillips-head screwdriver

● Lithium battery

Vehicles with smart key system: CR1632

Vehicles without smart key system: CR2025 (Type A)

CR2016 (Type B)

■ Replacing the battery (vehicles with smart key system)

Take out the mechanical key.

STEP

1

4

Remove the cover.

STEP

2

343

4-3. Do-it-yourself maintenance

Remove the depleted battery.

STEP

3

Insert a new battery with the

“+” terminal facing up.

■ Replacing the battery (vehicles without smart key system)

Remove the cover.

STEP

1

Remove the module.

STEP

2

344

4-3. Do-it-yourself maintenance

Type A

Open the case cover using a

STEP

3

flathead

screwdriver

pro-

tected with tape etc. and

remove the depleted battery.

Insert a new battery (CR2025)

with the “+” terminal facing up.

4

Type B

Open the case cover using a

coin protected with tape etc.

and remove the depleted bat-

tery.

STEP

3

Insert a new battery (CR2016)

with the “+” terminal facing up.

345

4-3. Do-it-yourself maintenance

■If the key battery is discharged

The following symptoms may occur.

●The smart key system and wireless remote control will not function prop-

erly.

●The operational range is reduced.

■Use the following types of lithium battery

Vehicles with smart key system: CR1632

Vehicles without smart key system: CR2025 (Type A), CR2016 (Type B)

●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.

346

Maintenanceandcare -> Key battery for Your Toyota Corolla 4 Door Ninth Generation (2007-2012)

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