The key fob for 2022 Honda models typically uses a CR2032 3-volt lithium coin battery.
Across popular models such as the Civic, Accord, CR-V, Pilot and HR-V, Honda standardized on the CR2032 for key fobs around this era. If you’re replacing a dead fob battery, you’ll usually deal with a straightforward swap using a small flat tool to pry the case open and a single coin cell to install, paying attention to orientation so the contacts seat correctly.
Battery type and compatibility
Here is a quick confirmation of what you’re most likely dealing with when you replace a 2022 Honda key fob battery. The vast majority of these fobs use a single, standard coin-cell model that is easy to source at automotive or consumer electronics stores.
- CR2032 3V lithium coin cell (standard for most 2022 Honda key fobs).
Using the CR2032 will cover the vast majority of 2022 Honda remotes. If your fob seems different or you have an unusual model, consult the owner's manual or contact a Honda dealer to confirm the exact battery type before purchasing a replacement.
How to replace the battery
To replace the battery, follow these general steps. Each model’s fob design is similar, but if you encounter resistance, refer to your vehicle’s manual or seek professional help.
- Remove the mechanical key blade from the fob to access the seam and avoid damaging the plastic case.
- Use a thin flat tool or coin to pry apart the two halves of the fob along the seam, working slowly to avoid cracking the shell.
- Lift out the old battery, taking note of the orientation (the positive side is typically facing up toward you).
- Insert a new CR2032 battery with the correct polarity, ensuring it lies flat and makes solid contact with the springs or terminals.
- Snap the fob halves back together and reinsert the mechanical key blade. Test the fob to verify it works properly.
After replacement, test the key fob by locking and unlocking your vehicle from a short distance to confirm the battery is functioning correctly.
Tips and safety
Dispose of the old battery at a proper battery recycling facility. If the fob still does not work after replacement, the issue may lie with the fob’s electronics or the vehicle’s receiver rather than the battery alone.
Summary
For most 2022 Honda key fobs, the battery you need is a CR2032 3V lithium coin cell. Replacement is typically a quick, tool-assisted process that involves opening the fob, replacing the coin cell with the correct orientation, and resealing the unit. If problems persist after replacement, consider professional diagnosis to rule out a fob or receiver issue.