Skip to content

Ford Key Fob Battery Replacement: Easy Secret Way

Ford Key Fob Battery Replacement

A key fob makes it simple to close and open your vehicle, so ford key fob battery replacement is necessary for time intervals. Your key fob may include the key, or it may be distinct from your car key. Batteries power key fobs in either case. While the key fob battery isn’t allowed to undertake your car, it is required for any distant functions that arise with your car. Therefore, you’ll need to replace the battery if it becomes weak or dies.

However, usually these days, you prefer using battery-made ford fob keys than the usual keys attached to keychain. therefore, the demand for ford fob batteries has increased. At some points, the Ford key fob battery replacement is important for proper functioning of the key fob. Therefore, this article will provide you with tips and tricks to work on your decision-making battery of why to choose fob battery keys and how to choose the right battery for replacement.

Signs of Weak Ford Key Fob Battery

A flawed key fob is a minor issue that several car owners overlook. After all, numerous vehicles have alternative locking mechanisms. If the key fob fails to function, the motorist can use the mechanical key or even keyless entry. As a result, different symptoms must be looked for to recognize the changes that necessitate the replacement of the fob battery.

Signal Strength Is Declining

Signs of Weak Ford Key Fob Battery

Your key fob was used throughout the target parking lot to access your Ford vehicle. The doors open while you’re three feet away. If you want to get closer than 20 feet to your car to unlock it, it’s time for a new key fob battery.

Unpredictable Results

Even if you can secure your car at first try from a proper distance, it’s a good idea to have the key fob inspected out. An untrusted key fob is indeed inconvenient but also dangerous. If you can’t accurately lock the vehicle, your car and belongings may be more vulnerable to theft. You may require a new battery or to update your auto key programming.


A functional key fob ought to be able to open doors with a single push button. If you discover yourself repeatedly clicking because you don’t believe the vehicle sealed the first time, your car key may need to be replaced.

Parameters for Ford Key Fob Battery

  • Chemistry: Voltage, inductive load, capacity, working temperature, self-discharge, and physical size are all defined by the battery chemistry.
  • Type: There are several types of batteries available, including primary, rechargeable, and capacitor batteries. As a result, you should carefully inspect your key fob before purchasing one of these.
  • Shelf life: Shelf-life is more of a concern with primary batteries than secondary batteries. You can recharge secondary batteries before use. 
  • Cell Voltage: The voltage of the cells varies depending on the battery chemistry. Choosing the right battery with the right voltage level for the application can improve the effectiveness, complexity, and price of the device’s power circuitry.

Steps for Ford Key Fob Battery Replacement

Remove Your Key Fob

The first step is to remove your key fob from its case. Gently pull it open around the corners with a flat head screwdriver. To avoid breaking the key fob, unscrew it open in several places.

Identify the type of battery

Steps for Ford Key Fob Battery Replacement

If you don’t know what sort of replacement battery you need, now, since the key fob is open, you’ll be able to figure it out. Take note of the battery – and + markings, as well as the type of battery you’ll require.

The battery should be replaced

Now it’s time for Ford key fob battery replacement. Place the battery in the proper spot, properly aligning the rechargeable batteries markings. Reassemble the fob gently and test the distant buttons to ensure the new battery is functional.

Key not Working after Ford Key Fob Battery Replacement

Key not Working after Ford Key Fob Battery Replacement

Since the key fob is not reset, the key fob generally does not operate after the battery is changed. However, the procedure you’ll learn about here is regarded as the broadest and simple method, and it works for almost all vehicle brands. If the technique of Ford key fob battery replacement doesn’t work for your vehicle, you’ll need to look up specific instructions for rebooting your vehicle’s key fob. Follow these steps to resolve the issue:

  • In the key fobs, replace the batteries.
  • Check for broken connections or unaligned buttons by disassembling the key fob.
  • Enter the vehicle.
  • Ignition should be turned on.
  • On the remote, press the Lock Button.
  • Keep an ear out for a lock sound.
  • Additional Remotes to Program
  • Ignition should be turned off.
  • Take a step out of your car and put the result to the test.

FAQs on Ford Key Fob Battery Replacement

What happens if the battery in your key fob runs out?

The transmitter’s range decreases as the fob battery gets weaker. This means that you must be closer to the vehicle for the fob to work. If the fob battery is low, a vehicle with a push-button start may not always recognize a smart key fob in your pocket or purse.

How long should the battery in a key fob last?

With regular use, the battery life of most car key fobs is three to four years.

How much does it cost to replace the battery in a key fob?

To begin with, key fobs are powered by inexpensive batteries that usually cost less than $5.

Will a dead key fob battery cause the car not to start?

If the battery in your key fob dies, the system will be unable to recognize when the fob is inside the vehicle, and, as a result, the engine will not start.

Do I have to reprogram my fob after battery replacement?

Every key fob must be configured. Some car dealers will do it for no charge, while others charge between a half-hour and an hour of labor.

Concluding Thoughts

Although a Ford key fob battery plays a very minute role here, it is as essential as a non-battery key used. Without it, these days, no vehicle can be operated to open or close as per the requirements. Thus, you should look for good features in both the fob key as well its battery to stretch off the usability at the time of Ford key fob battery replacement.

Leave a Reply

Your email address will not be published. Required fields are marked *