Battery for 2018 Dodge Durango Key Fob: A Comprehensive Guide

Finding the right battery for your 2018 Dodge Durango key fob can be a surprisingly tricky task. Whether your key fob has stopped working altogether, is acting intermittently, or you’re just being proactive, understanding the nuances of key fob batteries and the replacement process can save you time, money, and frustration. This guide dives deep into everything you need to know about batteries for the 2018 Dodge Durango key fob.

Why is My 2018 Dodge Durango Key Fob Not Working?

There are several reasons why your key fob might not be functioning correctly. While a dead battery is the most common culprit, other issues like signal interference, a faulty key fob, or even problems with your vehicle’s receiver can also be at play.

Common Key Fob Problems

Dead Battery: The most frequent cause. Key fobs typically last 3-5 years, depending on usage.
Signal Interference: Other electronic devices, metal objects, or even physical obstacles can disrupt the signal between your key fob and the vehicle.
Faulty Key Fob: Internal damage to the key fob itself, like a broken circuit or worn-out button, can render it useless.
Vehicle Receiver Issues: Problems with the receiver in your Durango can prevent it from recognizing the signal from your key fob.

Identifying the Correct Battery for 2018 Dodge Durango Key Fob

The 2018 Dodge Durango key fob uses a CR2032 battery. This is a common coin cell battery readily available online, at most auto parts stores, and even in many supermarkets and pharmacies. Don’t be tempted to use a different battery type, as it may not provide the correct voltage or fit properly in the key fob.

Where to Buy a CR2032 Battery

Online Retailers: Amazon, eBay, and battery specialty websites.
Auto Parts Stores: Advance Auto Parts, AutoZone, O’Reilly Auto Parts, and NAPA.
Supermarkets and Pharmacies: Many larger grocery stores and drugstores carry CR2032 batteries.

How to Change the Battery in Your 2018 Dodge Durango Key Fob

Replacing the battery is a simple process that most people can do themselves in a few minutes.

Locate the Release Button: On the back of your key fob, look for a small release button or slot.
Separate the Key Fob: Use a small flathead screwdriver or a key to gently press the release button and separate the two halves of the key fob.
Remove the Old Battery: Carefully pry out the old CR2032 battery. Avoid using excessive force, as this could damage the key fob.
Install the New Battery: Insert the new CR2032 battery, ensuring the positive (+) side is facing up.
Reassemble the Key Fob: Snap the two halves of the key fob back together.

Troubleshooting: What if Replacing the Battery Doesn’t Work?

If your key fob still isn’t working after replacing the battery, there may be other issues at play.

Check for Signal Interference: Move away from any potential sources of interference, such as electronic devices or metal objects.
Try Reprogramming the Key Fob: Consult your owner’s manual or contact a Dodge dealership for instructions on how to reprogram your key fob.
Inspect the Key Fob for Damage: Look for any signs of physical damage, like cracks or broken buttons.
Consider a Professional Diagnosis: If all else fails, take your vehicle to a qualified automotive technician to diagnose the problem.

Conclusion

Knowing how to identify and replace the battery in your 2018 Dodge Durango key fob is an essential skill for any owner. By following the steps outlined in this guide and understanding the potential troubleshooting tips, you can keep your key fob working smoothly and avoid the frustration of being locked out of your vehicle. Remember, using the correct CR2032 battery is crucial for optimal performance.

FAQs

How long does a Dodge Durango key fob battery last? Typically 3-5 years.
What type of battery does a 2018 Dodge Durango key fob use? A CR2032 battery.
Where can I buy a CR2032 battery? Online retailers, auto parts stores, supermarkets, and pharmacies.
Can I replace the battery myself? Yes, it’s a simple process.
What should I do if my key fob still doesn’t work after replacing the battery? Check for signal interference, try reprogramming the key fob, inspect for damage, or seek professional help.
How do I reprogram my Dodge Durango key fob? Consult your owner’s manual or contact a Dodge dealership.
What are some signs of a dying key fob battery? Reduced range, intermittent operation, or no response at all.

Common Scenarios:

Key fob works intermittently: This is often the first sign of a dying battery.
Key fob doesn’t work at all: Indicates a dead battery or another issue.
Key fob only works very close to the car: Suggests a weak battery or potential signal interference.