Have you recently noticed that the car key fob is not working properly, such as taking longer than usual to unlock the car or showing other unusual signs? If yes then immediately look for car key battery replacement. You may never know when a small issue can create a big mess for you. So don’t take a chance and learn the procedure of replacing the car key battery with this manual.
Why Change The Car Key Battery?
Using a poor battery can lead to various issues, so it is better that you start focusing on replacing battery in car key as early as you can. If you are noticing the signs mentioned below then it is time to change the car key battery immediately.
- Poor performance while pressing the button of the fob.Â
- Lessen the range of locking and unlocking the car.Â
- Shows warning light of low-key battery
The Right Method For Replacing Car Key Battery
Once you know the correct procedure for replacing the car key fob battery, you can easily do it by yourself. To replace car key battery, look at the steps mentioned below and follow them chronologically.
Know The Battery Type
Before replacing car key batteries, you must have an idea of the type of battery you need to replace from the fob. To know the battery type, check the vehicle’s owner’s manual or the back of the key fob.
Unlock The Fob First
1. Remove the key
First thing first, open the fob carefully right after thinking about how to replace car key battery. The type of fob varies as per the model. If you have a Honda, Ford, Dodge, or Chevy car, then you will have a fob with a removable key. In order to remove the key, hold the button that will be on the side of the fob, or you may push the switch that will be on the back. After this, pull up the top of the fob. If you own a car model such as Volkswagen, then these car models have fobs that hold the key inside them. In order to get the key out of the fob, simply press the button on the top of it.
2. Take Off The Fob’s Top With A Screw Or Coin
Major key fobs have small slots at the side seam that separate the top and bottom. The notch can be on the top, bottom, or side of the fob. Take a flathead screwdriver or coin and insert it in the slot. Then, twist the toll a little bit and separate the top of the fob. If your fob has a removable key, insert the key in the slot and separate the top of the fob.
3. Take Out The Fob’s Back Screw
Some kinds of fobs contain screws. First, flip the key fob and find a screw in the plastic. Now, take a screwdriver and remove it.
4. Insert A Screwdriver Into The Seam
There are many key fobs that do not have slots at the side of the seam. In such a scenario, take a flathead screwdriver and insert it into any point of the seam. After this, lift the screwdriver and separate the upper and lower parts of the fob. Continue doing this until you fully separate the upper and lower parts. All the steps described above regarding unlocking the fob are important to follow during car key batteries replacement.Â
Replace The Battery
In the procedure of replacing the car key battery, after unlocking the fob, make sure you remove, fit, and check the battery properly. Look at the steps below to understand how to do so.
1. Remove The Old Battery
You will always find the fob’s battery at the center of it in the form of a silver coin. Take a flat-head screwdriver, slip it under the battery, lift it carefully, and take it out. Some fobs contain clips over the battery. Lift them carefully with the screwdriver to avoid damage.
2. Adjust The Battery Properly
After checking the positive and negative sides of the battery, insert the battery at its correct place in the fob and push it downwards to adjust it properly.
3. Press Both Sides Of The Fob Together
Now, cover the battery by attaching both the upper and lower parts of the fob. After this, push both the halves together.
4. Ensure The Key Is Working Properly
Last but not least, it’s time to check the fob key. Point the key towards the car and press the button of the fob. By doing so, you will get an idea of whether the fob key is working is not.
Conclusion!
Hope you have understood the process of replacing the car key battery. You can either replace it on your own or hire a professional or an auto locksmith to do so. Before replacing the car key battery, do not forget to check its type and conduct the procedure carefully.
Frequently Asked Questions
It does not cost much to replace the battery. The cost of batteries such as CR2032 or CR2025 ranges from 2 dollars to 10 dollars, depending on where you purchase them.
Yes you can replace a car key battery by yourself if you follow the right procedure.
You can replace your car key battery at many places, such as battery stores, online retailers, dealerships, car repair shops, or any auto locksmith.
A professional or an owner can replace the car key battery.
You can buy new key fob batteries from electronic stores, online retailers, auto parts stores, and big box stores.