Ram ProMaster Key Fob Battery Replacement

2015-2025 Models

This vehicle has multiple key fob types. Select your key below.

Most Common

Smart Key Fob (2022–2025)

Battery Type

CR2032

Buy CR2032 on Amazon

✓ OEM Compatible

✓ Free Prime Shipping

Ram ProMaster Smart Key Fob (2022–2025) Battery Replacement Video

FCC ID: M3N-40821302

Replacement Steps for Smart Key Fob (2022–2025)

Tools needed: Small flathead screwdriver

Take out the emergency key Press or slide the release on the Ram ProMaster smart key fob and pull the metal key blade out. The slot it leaves is your way into the case.

Open the case Fit a small flathead screwdriver into the notch where the key came out and twist gently until the halves separate. Work along the edge instead of forcing one spot.

Take out the old battery Note which way the CR2032 faces, then lift it out with a fingernail or a small screwdriver tip.

Fit the new battery Put the new CR2032 in with the positive (+) side facing the same way as the old one, and press it flat into its holder.

Close it up and test Line up the halves and press until they click, slide the emergency key back in, then try lock and unlock from a few feet away.

Alternative

Flip Key Fob (2015–2021)

Battery Type

CR2032

Buy CR2032 on Amazon

✓ OEM Compatible

✓ Free Prime Shipping

Ram ProMaster Flip Key Fob (2015–2021) Battery Replacement Video

FCC ID: 2ADPXTRF198, RX2TRF198

Replacement Steps for Flip Key Fob (2015–2021)

Tools needed: Small flathead screwdriver

Open the case Fit a small flathead screwdriver into the seam between the two halves and twist gently until the halves separate. Work along the edge instead of forcing one spot.

Take out the old battery Note which way the CR2032 faces, then lift it out with a fingernail or a small screwdriver tip.

Fit the new battery Put the new CR2032 in with the positive (+) side facing the same way as the old one, and press it flat into its holder.

Close it up and test Line up the halves and press until they click, then try lock and unlock from a few feet away.

Frequently Asked Questions

What battery does a Ram ProMaster key fob use?

The 2015-2025 Ram ProMaster 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 Ram ProMaster key fob battery is dying?

Signs your Ram ProMaster 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 Ram ProMaster key fob battery last?

A Ram ProMaster 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 Ram ProMaster key fob battery myself?

Yes, replacing a Ram ProMaster 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 Ram ProMaster 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.

Ram ProMaster Key Fob Battery Replacement

Smart Key Fob (2022–2025)

Flip Key Fob (2015–2021)

Frequently Asked Questions

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