How to Change Battery in 2014 Nissan Sentra Key Fob

A dead key fob battery can be a major inconvenience, leaving you stranded and unable to start your car. Thankfully, replacing the battery in a 2014 Nissan Sentra key fob is a simple task that can be done at home with just a few tools. This guide will walk you through the process step-by-step.

What You’ll Need

Before you get started, gather the following items:

A new CR2032 battery
A small flat-head screwdriver
Optional: A small container to keep track of the screws

Step-by-Step Guide to Changing the Battery

Follow these instructions to replace your Nissan Sentra key fob battery:

Locate the release button. On the back of your key fob, you’ll find a small, rectangular button. This is the release button for the mechanical key.
Remove the mechanical key. Press the release button and gently slide the mechanical key out of the fob.
Separate the key fob halves. Use your fingernail or the flat-head screwdriver to carefully pry open the key fob casing. Start at the notch where the mechanical key was inserted, and gently work your way around the edges until the two halves separate.

Opening the Nissan Sentra Key Fob
Identify and remove the old battery. Inside the key fob, you’ll see the CR2032 battery. Note the orientation of the positive (+) side, which is usually facing up. Use the flat-head screwdriver to gently pry the battery out of its slot.

Nissan Sentra Key Fob Battery Replacement
Insert the new battery. Place the new CR2032 battery into the slot, ensuring the positive (+) side is facing the same direction as the old battery.
Reassemble the key fob. Align the two halves of the key fob and press them together firmly until you hear a click, indicating they are securely closed.
Reinsert the mechanical key. Slide the mechanical key back into its slot on the key fob.
Test the key fob. Verify that the buttons on your key fob are working correctly by locking and unlocking your Nissan Sentra.

Troubleshooting Tips

If your key fob is still not functioning properly after replacing the battery, consider these steps:

Check the battery orientation. Ensure the new battery is installed with the positive (+) side facing up.
Clean the battery contacts. Use a cotton swab and rubbing alcohol to clean the battery contacts inside the key fob, removing any dirt or corrosion that may be interfering with the connection.
Reprogram the key fob. In some cases, you may need to reprogram your key fob after replacing the battery. Refer to your Nissan Sentra owner’s manual for instructions on how to do this.

Frequently Asked Questions

Q: How long do Nissan Sentra key fob batteries last?

A: The battery life of a Nissan Sentra key fob can vary depending on usage, but they typically last between 3 to 5 years.

Q: Can I use any CR2032 battery for my key fob?

A: It’s recommended to use a high-quality CR2032 battery from a reputable brand to ensure optimal performance and longevity.

Q: What should I do if my key fob still doesn’t work after replacing the battery?

A: If troubleshooting tips don’t work, it’s best to consult a qualified Nissan dealership or automotive locksmith for further assistance.

Need More Help?

For expert assistance with your Nissan Sentra Key Fob Programming and battery replacement, contact KEYFOBPROG today.

Contact us via WhatsApp: +1 (641) 206-8880

Visit our shop: 1326 N Houston St, Amarillo, TX 79107, USA.

Our dedicated customer support team is available 24/7 to answer your questions and provide tailored solutions for your automotive key fob needs.