Over the key portion of your key fob is a tiny metal button. Pull out the key and press that button. Unlock the fob. Open the fob by inserting a small screwdriver or another flat tool into the little slot that the key fits into.
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The battery in my Toyota key fob has to be changed.
How to Replace the Battery in a Toyota Smart Key
- To remove the key cover, use a flathead screwdriver or a key.
- Battery Cover should be removed.
- Get rid of the dead battery.
- Place the Plus+ Side Up while installing the new battery.
- Put a new battery cover on.
- Switch out the key cover.
- Examine the key fob.
How can I fix the automobile key’s battery?
Because the notch might not be evident, this is the trickiest step. There may be a small gap at the top of some devices, however you may need to check the connection point where the emergency key pops out.
To pry open the slot, insert the flat-tipped screwdriver into it. A circular battery should be seen inside as the entire device splits in half down the middle.
Examine the battery carefully and search for marks that will identify the battery’s model. Purchase a fresh battery of the same type.
If you pop the old battery out with your finger, it should do so without difficulty. Where the old battery was, the new one just slots in.
You can close the key fob now that a fresh key is installed. Squeezing it should cause it to click back into position.
You might need to replace the battery every five years or so, depending on the quality of the new battery you bought, how frequently you drive, and whether the battery is a proximity key that drains more quickly.
A Toyota key fob should include a battery, right?
A CR2032 battery, which you can get in shops and online, is used by the majority of Toyota models. These batteries are really inexpensive, usually costing less than $5. Replace the battery in your Toyota key fob within the casing, then cap it off.