How to Test Chrysler Key Fob Post-Battery Replacement for Optimal Performance

Ever found yourself stranded in a parking lot, desperately clicking your Chrysler key fob with no response? It’s a frustrating situation, isn’t it? But what if I told you that a simple battery replacement could be the solution to all your key fob troubles?

Imagine never having to worry about your key fob failing you at the worst possible moment. With just a few minutes of your time and a new battery, you could be back in control of your car’s access in no time.

In this article, I’ll walk you through the step-by-step process of replacing the battery in your Chrysler key fob. Get ready to say goodbye to those stressful moments of key fob uncertainty and hello to smooth, hassle-free car access.

Gather Necessary Tools

To replace the battery in your Chrysler key fob, you’ll need a few essential tools. Here’s what you’ll need:

  • Small flat-head screwdriver: To open the key fob safely without causing any damage.
  • Replacement battery (check your key fob model): Make sure to get the correct battery type for your specific Chrysler key fob.
  • Tweezers or a small pair of pliers: These can be handy for handling the small battery inside the key fob.
  • Clean cloth: To keep your work area tidy during the battery replacement process.

With these tools in hand, you’ll be ready to tackle the next steps in replacing the battery in your Chrysler key fob.

Click here to preview your posts with PRO themes ››

Identify the Battery Type

To begin the process of replacing the battery in your Chrysler key fob, the first step is to Identify the Battery Type that your specific model uses. Here’s how you can do it:

  • Check the owner’s manual: It often contains information on the type of battery your key fob requires.
  • Inspect the current battery: Look at the battery already inside the fob for markings that indicate its type, such as CR2025 or CR2032.
  • Search online: If you can’t find the information elsewhere, a quick search using your key fob model number can help you identify the correct battery type.

Now that you’ve identified the battery type, you’re ready to proceed with the replacement process.

Open the Chrysler Key Fob

When it comes to opening your Chrysler key fob to replace the battery, take your time to avoid damaging the casing.

  • Start by locating the seam along the edges of the key fob.
  • Insert a flat-head screwdriver or a coin into the seam and gently twist to separate the two halves.
  • Be patient and work your way around the fob to gradually release the clips holding it together.
  • Avoid using excessive force to prevent breaking the casing.

Once you’ve successfully opened the key fob, you’re ready to move on to the next steps in the battery replacement process.

Remove the Old Battery

When it comes to replacing the battery in your Chrysler key fob, the first step is to Remove the Old Battery. Here’s how you can do it:

  • Look for the existing battery inside the key fob.
  • Carefully lift out the old battery with a small tool or your fingers.
  • Make sure to note the orientation of the battery before removing it.

Click here to preview your posts with PRO themes ››

Remember, handling the battery with caution will ensure a smooth transition to installing the new one.

Insert the New Battery

Now that you’ve successfully removed the old battery from your Chrysler key fob, it’s time to insert the new one. Follow these simple steps to complete the battery replacement process:

  • Step 1: Take the fresh battery and ensure it’s the correct type for your key fob model.
  • Step 2: Identify the correct orientation by matching the polarity markings on the battery with those in the fob.
  • Step 3: Carefully place the new battery into the designated slot, making sure it fits snugly.
  • Step 4: Gently press down on the battery to ensure it is securely in place.
  • Step 5: Once inserted correctly, reattach the key fob cover by aligning it properly and pressing until you hear a click.

By following these steps, you’ll have your Chrysler key fob equipped with a new battery, ready to keep you on the move.

Reassemble the Key Fob

Now that you’ve replaced the battery in your Chrysler key fob, let’s reassemble it to complete the process. Follow these simple steps:

  • Retrieve the cover you removed earlier.
  • Place the cover back onto the key fob body.
  • Press down gently to ensure a secure fit.
  • Listen for a click once it’s properly aligned.
  • Double-check that the cover is firmly in place.

Remember, proper reassembly ensures that your Chrysler key fob is fully functional.

Test the Key Fob

Test the Key Fob

Once you’ve reassembled your Chrysler key fob after replacing the battery, it’s crucial to test it to ensure everything is working as it should. Here’s how:

  • Press any of the buttons on the key fob to check if it responds.
  • Test each button individually to confirm that they function correctly.
  • Move to different locations around your car to verify the range of the key fob.

Click here to preview your posts with PRO themes ››

Check Action
Button Responsiveness Press each button and make sure they respond promptly.
Range Testing Verify the key fob’s range by testing it from various distances.
Battery Connection Ensure the battery is securely in place for optimal performance.


Now that you’ve replaced the battery in your Chrysler key fob and reassembled it, it’s crucial to test its functionality. Press each button to ensure responsiveness, check each button individually, test the key fob’s range from various spots around your car, and make sure the battery is securely connected. Proper testing guarantees that your Chrysler key fob works efficiently post-replacement.

Frequently Asked Questions

How should I test my Chrysler key fob after replacing the battery?

After replacing the battery in your Chrysler key fob, press each button to check responsiveness. Test each button individually, verify the key fob’s range from various locations around your car, and ensure the battery is securely connected for optimal performance. Proper testing is crucial to confirm the full functionality of the key fob after reassembly.

Battery industry professional with 5+ years of experience. Bachelor of Science in Electrical Engineering from Georgia Tech. Specializes in power systems and renewable energy.

Leave a Comment

Send this to a friend