Mitsubishi Galant Key Fob Battery Replacement

2011-2012 Models

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

Remote Head Key

2011-2012 Mitsubishi Galant Remote Head Key
Battery Type
CR1620
Buy CR1620 on Amazon
✓ OEM Compatible
✓ Free Prime Shipping
Mitsubishi Galant Remote Head Key Battery Replacement Video
FCC ID: OUCG8D-620M-A
Replacement Steps for Remote Head Key

Tools needed: Small flathead screwdriver

Open the case Fit a small flathead screwdriver into the notch 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 CR1620 faces, then lift it out with a fingernail or a small screwdriver tip.
Fit the new battery Put the new CR1620 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.
Alternative

Remote Key Fob

2011-2012 Mitsubishi Galant Remote Key Fob
Battery Type
CR1620
Buy CR1620 on Amazon
✓ OEM Compatible
✓ Free Prime Shipping
Mitsubishi Galant Remote Key Fob Battery Replacement Video
FCC ID: OUCG8D-620M-A
Replacement Steps for Remote Key Fob

Tools needed: Small flathead screwdriver

Open the case Fit a small flathead screwdriver into the notch 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 CR1620 faces, then lift it out with a fingernail or a small screwdriver tip.
Fit the new battery Put the new CR1620 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 Mitsubishi Galant key fob use?

The 2011-2012 Mitsubishi Galant key fob uses a CR1620 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 Mitsubishi Galant key fob battery is dying?

Signs your Mitsubishi Galant 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 Mitsubishi Galant key fob battery last?

A Mitsubishi Galant 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 Mitsubishi Galant key fob battery myself?

Yes, replacing a Mitsubishi Galant key fob battery is a simple DIY task that takes under 5 minutes. You only need a new CR1620 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 Mitsubishi Galant 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 CR1620 battery?

CR1620 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.