The key fob for the 2020 Honda Civic uses a CR2032, 3-volt lithium coin-cell battery.
In more detail, Honda’s compact fobs for the Civic typically rely on a replaceable CR2032 battery. The battery is readily available at most electronics, hardware, and grocery stores, and replacing it is a simple DIY task. If you’re unsure which battery your specific fob requires, check the owner’s manual or the back of the fob for markings.
Battery type and compatibility
Here’s what you should know about the battery type and its compatibility with the Civic key fob.
- Battery type: CR2032, a 3-volt lithium coin cell
- Availability: Widely stocked at hardware stores, supermarkets, and electronics shops
- Replacement considerations: Generally inexpensive and easy to replace by the owner
- Disposal: Recycle or dispose of the old battery according to local regulations
In short, the CR2032 is the standard battery for the 2020 Civic key fob, but if your vehicle has a different trim or regional variant, consult the manual or dealer to confirm.
Replacing the battery
Before attempting a replacement, gather a small flat tool to help pry open the fob and a new CR2032 battery. The following steps outline a typical replacement process.
Step-by-step replacement guide
- Remove the old battery by prying gently at the seam of the fob's back cover.
- Note the orientation of the old battery (usually the plus side faces up).
- Place the new CR2032 battery into the cavity with the plus side facing up.
- Snap the back cover back onto the fob and ensure it is securely closed.
- Test the fob by pressing a button to confirm the remote works from a short distance.
After replacement, recycle the old battery according to local regulations and store the spare part in a cool, dry place away from children and pets.
Summary
The 2020 Honda Civic key fob runs on a CR2032, 3V lithium coin-cell battery. Replacing it is a straightforward DIY task using a small tool and a fresh CR2032. Batteries are easy to find and should be recycled responsibly when spent. Always verify the exact battery type for your specific fob if in doubt and consult the owner’s manual or a dealer for guidance.