Replacing the battery in your Dodge key fob may seem like a daunting task, but it’s actually quite simple and can be done in a matter of minutes. A key fob is a small, portable device that allows you to control your car’s locks, windows, and other features from a distance. It contains a small battery that powers the fob’s electronics. Over time, the battery may become weak and will need to be replaced. If you’re experiencing problems with your key fob, such as intermittent operation or a weak signal, it’s a good idea to replace the battery. In this article, we’ll provide step-by-step instructions on how to change the battery in your Dodge key fob.
First, you’ll need to gather the necessary tools and materials. This includes a new CR2032 battery, a small screwdriver, and a soft cloth. Once you have everything you need, you can begin the process of replacing the battery. Start by locating the small screw on the back of the key fob. Use the screwdriver to remove the screw and then carefully pry open the fob. You should now see the battery inside. Use the soft cloth to gently remove the old battery and replace it with the new one. Make sure the positive (+) side of the battery is facing up. Once the new battery is in place, carefully reassemble the key fob and tighten the screw.
Finally, test the key fob to make sure it’s working properly. Press the buttons and check if all of the features are functioning correctly. If everything is working as it should, you’ve successfully replaced the battery in your Dodge key fob. Remember, it’s important to replace the battery as soon as possible if you’re experiencing problems with your key fob. A weak battery can lead to intermittent operation or a complete loss of functionality. By following the steps outlined in this article, you can easily replace the battery in your Dodge key fob and keep it functioning properly.
Identifying Your Dodge Key Fob Battery Type
Components of a Dodge Key Fob
A Dodge key fob is a small, handheld device that allows you to lock and unlock your vehicle from a distance. It also contains a transmitter that sends a signal to your car’s receiver, which then activates the appropriate locks or unlocks.
Inside the key fob, you will find the following components:
- A circuit board with a microprocessor that controls the fob’s functions
- One or more push buttons that send signals to the circuit board
- An LED light that indicates the status of the fob
- A battery that powers the circuit board and the LED light
Locating the Battery Compartment
The battery compartment is typically located on the back of the key fob. It is usually covered by a small, plastic panel that can be removed by using a small screwdriver or your fingernail.
Once you have removed the panel, you will see the battery compartment. The battery is usually held in place by a metal clip or a piece of tape.
Determining the Battery Type
The type of battery used in your Dodge key fob will vary depending on the model and year of your vehicle. However, the most common battery type is the CR2032 coin cell battery.
To determine the battery type of your key fob, you can consult your vehicle’s owner’s manual or look at the battery itself. The battery type will be printed on the side of the battery.
| Dodge Model | Key Fob Battery Type |
|---|---|
| Challenger (2008-2023) | CR2032 |
| Charger (2006-2023) | CR2032 |
| Durango (2011-2023) | CR2032 |
| Grand Caravan (2008-2020) | CR2032 |
| Journey (2009-2023) | CR2032 |
Tools and Materials Required for Battery Replacement
Replacing the battery in a Dodge key fob is a straightforward process that can be completed in a matter of minutes. To ensure a smooth experience, gather the necessary tools and materials beforehand.
Primary Tools
- Replacement battery (CR2032)
- Small flat-head screwdriver or key
- Clean cloth
Optional Tools (Recommended for Safety)
- Safety glasses
- Nitrile gloves
Additional Materials (for Certain Key Fobs)
- Replacement key fob case (if damaged)
- Zip tie or small screw (to secure the key fob together)
| Key Fob Model | Replacement Battery |
|---|---|
| Dodge Challenger (2015-Present) | CR2032 |
| Dodge Charger (2015-Present) | CR2032 |
| Dodge Durango (2014-Present) | CR2032 |
| Dodge Journey (2013-Present) | CR2032 |
Locating the Key Fob Battery Compartment
Identifying the battery compartment of your Dodge key fob is crucial before attempting any replacement. The location of the compartment varies depending on the key fob model and year of production. However, some general guidelines can assist you in locating it:
1. Inspect the Key Fob’s Exterior: Examine the outer surface of the key fob for any visible seams, buttons, or slots that might provide access to the battery compartment.
2. Look for a Small Screw: Some key fobs have a small screw holding the compartment in place. If you spot a screw, gently remove it using a small screwdriver or coin.
3. Consider the Key Fob’s Design: Here’s a detailed breakdown based on common key fob designs:
| Key Fob Design | Battery Compartment Location |
|---|---|
| Flip-Key Fob | Usually located on the back or side of the fob. Look for a release button or lever that allows the key portion to flip out. The battery compartment is often accessible from the revealed area. |
| Traditional Key Fob (Non-Flip) | Often found on older models. The battery compartment may be located in the center of the fob, accessed by removing a small cover or unscrewing a screw. |
| Square-Shaped Key Fob (With Buttons) | The battery compartment is typically located on the bottom or back of the fob. Look for a small notch or seam that enables you to pry the compartment open using a flathead screwdriver or key. |
Removing the Old Battery Safely
Replacing the battery in your Dodge key fob is a simple task that can be completed in a few minutes. Here are the steps on how to do it safely:
- Gather your tools. You will need a small Phillips head screwdriver and a new CR2032 battery.
- Locate the key fob battery compartment. The battery compartment is usually located on the back of the key fob. It is held in place by a small Phillips head screw.
- Remove the battery compartment screw. Use the small Phillips head screwdriver to remove the screw that holds the battery compartment in place.
- Carefully remove the old battery. Once the screw is removed, you can carefully remove the old battery from the compartment.
Key Fob Battery Type 2008 – 2010 Dodge Grand Caravan CR2032 2011 – 2014 Dodge Grand Caravan CR2025 2015 – 2017 Dodge Grand Caravan CR2016 2018 – 2020 Dodge Grand Caravan CR2032 - Insert the new battery. Take the new CR2032 battery and insert it into the compartment with the positive side facing up. The positive side of the battery will be marked with a “+” sign.
- Replace the battery compartment screw. Once the new battery is in place, replace the battery compartment screw. Tighten the screw until it is snug.
- Test the key fob. Once the battery is replaced, test the key fob to make sure it is working properly. Press the buttons on the key fob to make sure they are working.
Inserting the New Battery Properly
Replacing the battery in your Dodge key fob is a simple process that can be completed in a few minutes. Once you have purchased a new battery, follow these steps to insert it properly:
1. Remove the old battery
Locate the small button on the back of the key fob and press it to release the battery compartment. Carefully remove the old battery, taking note of its orientation.
2. Clean the battery contacts
Use a cotton swab dipped in rubbing alcohol to gently clean the battery contacts in the key fob. This will help ensure a good connection.
3. Check the new battery
Make sure the new battery is the same size and type as the old battery. The battery should be placed positive side up.
4. Insert the new battery
Align the new battery with the positive side facing up and insert it into the compartment. Press down gently until the battery is firmly in place.
5. Test the key fob
Press the buttons on the key fob to make sure it is working properly. If the fob does not work, check the following:
| Issue | Solution |
|---|---|
| Battery not properly inserted | Remove and reinsert the battery, ensuring it is aligned correctly. |
| Dirty battery contacts | Clean the battery contacts in the key fob with a cotton swab dipped in rubbing alcohol. |
| Defective battery | Replace the battery with a new one of the same size and type. |
6. Replace the battery compartment cover
Line up the battery compartment cover with the key fob and press it down until it clicks into place.
Replacing the Key Fob Battery Cover
Follow these steps to replace the battery cover on your Dodge key fob:
1. Locate the key fob battery cover. It is usually on the back of the fob and is held in place by a small screw.
2. Unscrew the screw. Use a small Phillips head screwdriver to unscrew the screw that holds the battery cover in place.
3. Remove the battery cover. Once the screw is removed, you can pull the battery cover off of the fob.
4. Insert the new battery. The new battery should be the same type as the old battery. Insert the new battery into the fob, making sure that the positive (+) and negative (-) terminals are facing the correct way.
5. Replace the battery cover. Place the battery cover back over the fob and press it down until it snaps into place.
6. Tighten the screw. Use the Phillips head screwdriver to tighten the screw that holds the battery cover in place. Be careful not to overtighten the screw.
Table of Compatible Batteries for Dodge Key Fobs
| Key Fob Model | Compatible Battery |
|—|—|
| 56046021AD | CR2032 |
| 68166444AB | CR2016 |
| 68343626AB | CR2025 |
| 68343766AB | CR2032 |
| 56046021AD | CR2032 |
Insert New Battery
1. Locate the small button or clip on the back of the key fob.
2. Press the button or slide the clip to release the key from the fob.
3. Open the fob by gently prying it apart or using a small screwdriver to release the clips.
4. Locate the battery and remove it by gently prying it out with a small screwdriver or your fingernail.
5. Insert the new battery with the positive (+) side facing up.
6. Reassemble the fob and make sure it snaps or clicks back into place.
7. Test the key fob by pressing the buttons. If they don’t work, you may need to reset the fob.
Resetting the Key Fob (if necessary)
If the key fob buttons don’t work after replacing the battery, you may need to reset the fob. Here’s how:
1. Get into your Dodge vehicle and close all doors.
2. Insert the key fob into the ignition and turn it to the “OFF” position.
3. Press and hold the “Unlock” button on the key fob for at least 10 seconds.
4. Release the “Unlock” button and press the “Lock” button for at least 10 seconds.
5. Remove the key fob from the ignition.
6. Test the key fob by pressing the buttons. The fob should now be reset and working properly.
| Battery Type | Key Fob Model |
|---|---|
| CR2025 | 4-button key fob |
| CR2016 | 3-button key fob |
Testing the Functionality of the Key Fob
To determine if the key fob’s battery needs replacing, follow these steps:
- Press the “Unlock” button on the key fob and check if the car’s door unlocks.
- Press the “Lock” button and observe if the car’s door locks securely.
- If either the “Unlock” or “Lock” button fails to function, the battery may require replacement.
Alternatively, you can test the key fob’s battery using a multimeter:
- Locate the small battery compartment on the back or side of the key fob.
- Open the compartment and remove the battery.
- Set your multimeter to the “DC Voltage” setting and connect the probes to the positive and negative terminals of the battery.
- A healthy battery should read between 3.0 and 3.3 volts.
- If the voltage reading is below 2.8 volts, the battery needs to be replaced.
| Battery Size | Dodge Model |
|---|---|
| CR2025 | Ram 1500, Ram 2500, Ram 3500, Charger, Challenger, Durango |
| CR2032 | Journey, Grand Caravan, Pacifica |
| CR2450 | Viper |
Battery Replacement Procedure
- Gather the necessary tools: a flat-head screwdriver, a new battery, and a key.
- Locate the key fob battery compartment. It is typically found on the back or side of the fob.
- Insert the flat-head screwdriver into the slot on the battery compartment and gently pry it open.
- Remove the old battery and replace it with the new one, ensuring the positive (+) and negative (-) terminals align correctly.
- Reinsert the battery compartment into the key fob and secure it with the screwdriver.
- Test the key fob to ensure it is working properly.
- If replacing the battery does not resolve the issue, replace the key fob with a spare key fob.
- If both key fobs have dead batteries, visit a Dodge dealership or qualified automotive locksmith for further assistance.
- Troubleshooting Battery Issues
- Check if the battery terminals are corroded or dirty. Clean the terminals with a cotton swab dipped in rubbing alcohol.
- Use a multimeter to test the voltage of the battery. A healthy battery should have a voltage of at least 3 volts.
- Inspect the battery contacts in the key fob for any damage or wear. If damaged, the contacts may need to be replaced.
- Ensure the battery is inserted correctly. The positive (+) terminal should be facing up.
- Try resetting the key fob to its factory settings. Refer to your vehicle’s owner’s manual for specific instructions on how to reset the key fob.
Additional Tips
- Replace the battery in both key fobs at the same time, even if only one is malfunctioning.
- Keep spare key fobs in a safe place in case the primary fob fails.
- Avoid dropping or submerging the key fob in water, as this can damage the electronics.
Considerations for Different Dodge Key Fob Models
The steps to change the battery in a Dodge key fob may vary slightly depending on the specific model. Here are some considerations for different Dodge key fob models:
- Dodge Viper (2013-2017): Located in the center console, press the button on the back of the key fob to release the key. Rotate the key counterclockwise and pull it out. Insert the new battery into the battery slot, positive side up. Press the button on the back of the key fob to reinsert the key.
- Dodge Charger (2015-2021): Open the driver’s side door and insert the key fob into the ignition. Turn the key to the “Off” position and remove it. Use a small flathead screwdriver to gently pry open the key fob. Insert the new battery into the battery slot, positive side up. Snap the key fob back together.
- Dodge Challenger (2015-2021): Press the button on the back of the key fob to release the key. Use a small flathead screwdriver to pry open the key fob casing. Insert the new battery into the battery slot, positive side up. Snap the key fob casing back together.
- Dodge Grand Caravan (2015-2020): Press the button on the back of the key fob to release the key. Use a small flathead screwdriver to pry open the key fob casing. Insert the new battery into the battery slot, positive side up. Snap the key fob casing back together.
- Dodge Journey (2015-2020): Press the button on the back of the key fob to release the key. Use a small flathead screwdriver to pry open the key fob casing. Insert the new battery into the battery slot, positive side up. Snap the key fob casing back together.
How To Change Dodge Key Fob Battery
Replacing the battery in a Dodge key fob is a simple process that can be completed in just a few minutes. Here are the steps on how to do it:
- Locate the key fob’s battery compartment.
The battery compartment is usually located on the back of the key fob. It is typically held in place by a small screw or a snap-on cover. - Remove the battery compartment cover.
Once you have located the battery compartment, use a small screwdriver or your fingernail to pry open the cover. - Remove the old battery.
Once the battery compartment cover is open, you will see the old battery. Use your fingernail or a pair of tweezers to remove the battery. - Insert the new battery.
Take the new battery and insert it into the battery compartment. Make sure that the positive (+) and negative (-) terminals are aligned correctly. - Replace the battery compartment cover.
Once the new battery is in place, replace the battery compartment cover. Make sure that it is securely fastened. - Test the key fob.
Once the battery is replaced, test the key fob to make sure that it is working properly. Press the buttons on the key fob and make sure that they are all working.
People Also Ask About How To Change Dodge Key Fob Battery
How do I know if my Dodge key fob battery needs to be replaced?
There are a few signs that indicate that your Dodge key fob battery needs to be replaced. These signs include:
- The key fob’s buttons are not working properly.
- The key fob’s range is decreased.
- The key fob’s LED light is not working.
What type of battery does my Dodge key fob use?
The type of battery that your Dodge key fob uses depends on the model of your vehicle. However, most Dodge key fobs use a CR2032 battery.
Where can I buy a replacement battery for my Dodge key fob?
You can buy a replacement battery for your Dodge key fob at most auto parts stores or online retailers.
