Toyota Tacoma Key Fob Battery Replacement

2016-2023 Models

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

Smart Key Fob (Push-Button Start)

2016-2023 Toyota Tacoma Smart Key Fob (Push-Button Start)
Battery Type
CR2032
Buy CR2032 on Amazon
✓ OEM Compatible
✓ Free Prime Shipping
Toyota Tacoma Smart Key Fob (Push-Button Start) Battery Replacement Video
FCC ID: HYQ14FBA
Replacement Steps for Smart Key Fob (Push-Button Start)
Remove the emergency key blade press the release button on the back.
Insert the key into the notch and twist to pop open the cover.
Remove the old CR2032 battery note the + side faces DOWN on Toyota.
Insert the new CR2032 battery with + side facing DOWN.
Snap the cover back on and test all buttons.
Alternative

Traditional Key (Manual Trans & SR5 Trim)

2016-2023 Toyota Tacoma Traditional Key (Manual Trans & SR5 Trim)
Battery Type
CR2016
Buy CR2016 on Amazon
✓ OEM Compatible
✓ Free Prime Shipping
Toyota Tacoma Traditional Key (Manual Trans & SR5 Trim) Battery Replacement Video
FCC ID: HYQ12BDM, HYQ12BEL, HYQ12BDM, GQ4-52
Replacement Steps for Traditional Key (Manual Trans & SR5 Trim)
Locate the release button on the back of your key fob. Press it to slide out the emergency metal key blade.
Use the key blade as a pry tool. Insert it into the seam along the edge of the fob and gently twist to separate the two halves of the case.
Remove the old battery. Note the orientation — the positive (+) side typically faces up. A small flathead screwdriver can help pop it out.
Insert the new battery with the positive (+) side facing the same direction as the old one. Press firmly until it clicks into place.
Snap the case back together. Align both halves and press around the edges until you hear it click shut. Slide the emergency key back in.
Test all buttons — lock, unlock, trunk, and panic — to confirm the new battery is working properly.

Frequently Asked Questions

What battery does a Toyota Tacoma key fob use?

The Toyota Tacoma uses different batteries depending on your key type. Smart Key Fobs (push-button start) use a CR2032. Traditional keys with a blade use a CR2016. Check your key to determine which type you have.

How do I know if my Toyota Tacoma key fob battery is dying?

Signs your Toyota Tacoma 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 Toyota Tacoma key fob battery last?

A Toyota Tacoma 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 Toyota Tacoma key fob battery myself?

Yes, replacing a Toyota Tacoma 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 Toyota Tacoma 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.