
How to Change the Battery in a Key Fob
Are you experiencing issues that need a car key replacement? Dealing with a malfunctioning key can be incredibly frustrating, particularly in a hurry. Unfortunately, this tends to happen at the worst possible moment. Would you like to consider changing your car key battery?
With this understanding, you won’t panic when your daily routine is interrupted. Instead, you can view it as a chance to utilize your knowledge. This comprehensive guide covers everything you should know about key fob batteries.
How to Change the Battery in a Key Fob

The key fob battery is essential for a car key to function correctly, and it powers the key and enables the remote function. In vehicles with a push-to-start system, the key is required to start the car. Therefore, if the battery is dead, the vehicle may not start.
If the battery in your smart key runs out, you can replace it yourself or seek help from a professional. To access the car in case of a dead battery, most smart keys come with an emergency blade known as an E-blade, a mechanical key inside the fob. The E-blade is expressly provided to open the driver’s side door in an emergency.
What Signs Indicate a Low Battery Level for My Car Key?

If you notice any of the following signs, it could indicate that your battery needs to be replaced.
Here are some indications that your crucial fob might require a battery replacement. If your fob battery weakens, the transmitter range decreases. If you need to be significantly closer to your car than usual, it signals that your content is declining. This means you should change the battery. There are also other signals, including:
- No call from your key was detected.
- If your vehicle does not respond immediately to the signal, you may need to press the button multiple times.
- If your key remote is not working correctly or is unreliable.
Is it Possible to Change the Battery in my Key Fob?

Yes, you can replace the battery in your key fob yourself. It is a quick, simple, and inexpensive process. You must open the key fob and replace the coin battery with a new one. If you don’t feel confident enough to do it yourself, contact Lock Angeles for assistance.
Please be careful when replacing the battery, as the plastic tabs holding the fob together are delicate and can break easily. Take caution to avoid damaging them while changing the battery.
When you replace the battery, note how it is currently installed. Installing the new battery the same way is crucial to making it work. If you have already replaced the battery and the key is still not functioning, it is recommended to have it inspected by a professional.
The Cost of Key Fob Replacement and New Key Fob Services
The price of key fob replacement and new key fob services is influenced by variables such as the vehicle type and the service’s intricacy. At Lock Angeles, our key fob services are competitively priced.
At Lock Angeles, we provide various automotive locksmith services such as key fob replacement, battery replacement, and other related services to ensure the security of your vehicle. These services are available throughout the Los Angeles area.
Final Thoughts
Replacing the battery in a key fob can be a straightforward task. Taking preventive measures and equipping yourself with the proper knowledge can save you time and resources. Use caution when replacing the battery to avoid any unwanted damage. Lastly, if you do not feel comfortable changing your battery or think it needs further examination, seek professional locksmith service from a reliable locksmith. You can easily replace your key fob battery with the right tools and knowledge.
In conclusion, changing the battery in a key fob is an easy task that can be done quickly at home or with the help of a professional. Understanding the signs of a dead battery and being prepared for it can save you time and money. You can easily replace your key fob battery with the proper knowledge and tools.