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Home » Programming a Dodge Key Fob Without the Original: A Step-by-Step Guide

Programming a Dodge Key Fob Without the Original: A Step-by-Step Guide

Programming a Dodge Key Fob Without the Original: A Step-by-Step Guide


Welcome to this step-by-step guide on programming a Dodge key fob without the original. In this article, we will walk through the process of replacing a lost or damaged key fob with a new one, while avoiding the costly fees associated with dealership programming services. By following these simple instructions, you can easily program your Dodge key fob in the comfort of your own home. Let’s get started!

Understanding the Dodge Key Fob System

Before you can successfully program a new key fob for your Dodge vehicle, it’s important to understand how the existing key fob system works. This includes the different components of the system, their functions, and how they communicate with each other.

The Dodge key fob system typically consists of three main components: the key fob itself, the ignition switch, and the remote keyless entry (RKE) receiver. The key fob contains a small battery that powers the electronic components within the fob, including the transponder chip and the buttons. When the key fob is pressed, it sends a signal to the RKE receiver, which then sends a signal to the ignition switch to unlock the doors and start the engine.

To ensure that the new key fob is properly programmed, it’s essential to have a thorough understanding of this system. This knowledge will allow you to identify any potential issues during the programming process and prevent them from causing problems in the future.

Gathering Required Tools and Materials

To program a Dodge key fob without the original, you will need several tools and materials. First, gather a new CR2032 battery, which is commonly used in keyless entry systems. You may also need a small flathead screwdriver, a Phillips head screwdriver, and a pair of pliers. Additionally, you will need a piece of masking tape or electrical tape, as well as a razor blade or X-Acto knife. These tools and materials will allow you to safely and effectively disconnect the existing key fob battery, remove the key fob housing, and connect the new battery. It is important to have all necessary tools and materials before beginning the programming process to ensure a successful outcome.

Disconnecting the Existing Key Fob Battery

To safely disconnect the existing key fob battery, follow these steps:

1. Locate the key fob battery compartment: The first step in disconnecting the existing key fob battery is to locate it. This can usually be found on the back of the key fob housing or underneath the steering column.

2. Use a Phillips head screwdriver: Once you have located the battery compartment, use a Phillips head screwdriver to remove the screws securing the cover.

3. Carefully pull off the cover: After removing the screws, carefully pull off the cover to reveal the battery.

4. Use caution when handling the battery: When handling the battery, be sure to use caution as it may be sensitive to static electricity. To avoid any damage to the battery, touch a grounded object before handling it.

5. Remove the old battery: Once you have handled the battery with care, gently remove it from the key fob housing using a pair of pliers or tweezers.

6. Install the new battery: With the old battery removed, install the new one in the same location following the polarity markings on the battery. Make sure to securely attach the battery to prevent it from falling out.

7. Replace the cover: After installing the new battery, replace the cover and secure it with the screws.

By following these steps, you should be able to safely disconnect the existing key fob battery without causing any damage to the battery or key fob housing.

Removing the Key Fob Housing

To remove the key fob housing, you will need to first locate the screws that hold it in place. These screws are typically found on the back of the key fob. Once you have located the screws, use a screwdriver to remove them. Be careful not to damage the surrounding components while removing the screws.

Once the screws are removed, gently pry the key fob housing away from the main body of the key fob using a plastic spudger or similar tool. Be careful not to damage any of the internal components while doing this.

With the screws removed and the housing pried away, you should now be able to see the battery compartment. Carefully remove the old battery by gently pulling it out of its holder. Make sure to dispose of the old battery properly according to local regulations.

Connecting the New Battery

In this step, you will need to connect the new battery to the key fob housing. First, remove the back cover of the key fob housing using a screwdriver or a prying tool. Be careful not to damage any of the internal components. Once the back cover is remove, dispose of it properly.

Next, locate the battery compartment on the key fob housing. It should have two terminals, one positive and one negative. Carefully insert the new battery into the compartment, making sure to align the positive and negative terminals with their corresponding slots.

After inserting the battery, close the battery compartment door gently to ensure a secure connection. If necessary, use some electrical tape to hold the battery in place and prevent it from moving around during the next steps.

Now that the new battery is connect, you can proceed to the next step of assembling the key fob.

Assembling the Key Fob

In this step of the process, the dodge key fob housing is connect to the new battery. To begin, carefully align the two halves of the housing so that they snap together securely. Make sure all screws or pins are properly insert and tighten to prevent any wires from coming loose during use. Once the housing is fully assemble, test the key fob to ensure it functions correctly before proceeding with the next steps. If everything works as expected, move on to the next section; if not, troubleshoot the issue and try again until successful.

Testing the Key Fob

Once you have successfully connected the new battery to the key fob housing. It’s time to test the key fob to ensure that it works properly. Here are the steps to follow:

1. Press and hold the lock button on the key fob until the car’s horn honks. This will confirm that the key fob has been programmed correctly.

2. Try to open the car door using the key fob. If the door opens, then the programming process was successful.

3. If the key fob doesn’t work, try resetting the programming by pressing and holding the unlock button until the car’s horn honks again. Then repeat step 1 and step 2.

4. Once the key fob is working properly, disconnect the wires from the key fob battery and reattach them to the original key fob.

5. Finally, reattach the key fob housing to the car’s steering column.

With these steps, you should now have a functioning Dodge key fob without the original. Remember to always use caution when working with electrical components and follow proper safety procedures.


In conclusion, programming a Dodge key fob without the original can seem like a daunting task. But with the right tools and instructions, You can do easily. It’s important to take safety precautions and ensure that all necessary components are properly connect before testing the new key fob. Remember to always consult a professional mechanic if you have any doubts or concerns about this process. With these steps, you should now have a working Dodge key. That will allow you to start your vehicle without any issues.


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