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Ford C-Max Key Fob Battery Replacement

2013-2019 Models

Most Common

Smart Key Fob

2013-2019 Ford C-Max Smart Key Fob
Battery Type
CR2032
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Ford C-Max Smart Key Fob Battery Replacement Video
FCC ID: KR55WK48801, KR5876268
Replacement Steps for Smart Key Fob
Remove the metal key Press the release button on the fob and slide out the metal key. Open the fob case Insert the metal key (or a small flathead screwdriver) into the notch along the edge. Twist gently to separate the two halves of the fob. Take out the old battery Locate the round coin battery inside (commonly CR2032). Note the orientation — positive (+) side usually faces up. Insert the new battery Place a fresh CR2032 battery in the same position, ensuring the + side is facing up. Close the fob case Align the two halves and press them together until they snap securely. Reinsert the metal key Slide the metal key back into its slot until it locks in place. Test the fob Press the lock/unlock buttons to confirm the fob is working correctly.

Frequently Asked Questions

What battery does a Ford C-Max key fob use?

The 2013-2019 Ford C-Max key fob uses a CR2032 3-volt lithium coin battery. This is a standard battery available at most grocery stores, pharmacies, and online retailers.

How do I know if my Ford C-Max key fob battery is dying?

Signs your Ford C-Max key fob battery is dying include: reduced range (having to get closer to unlock), intermittent button response, delayed unlocking, the low battery warning on your dashboard, or buttons requiring multiple presses to work.

How long does a Ford C-Max key fob battery last?

A Ford C-Max key fob battery typically lasts 2-4 years depending on usage. Frequent use, extreme temperatures, and proximity to electronic devices can shorten battery life.

Can I replace my Ford C-Max key fob battery myself?

Yes, replacing a Ford C-Max key fob battery is a simple DIY task that takes under 5 minutes. You only need a new CR2032 battery and optionally a small flathead screwdriver. No dealer visit or programming is required.

Do I need to reprogram my key fob after replacing the battery?

No, you do not need to reprogram your Ford C-Max key fob after replacing the battery. The fob retains its programming during battery changes. Simply insert the new battery and test the buttons.

Where can I buy a CR2032 battery?

CR2032 batteries are available at Walmart, Target, CVS, Walgreens, Amazon, auto parts stores like AutoZone and O'Reilly, and most grocery stores. They typically cost $6-12 for a 2-pack.

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