Do all Honda key fobs take the same battery?
No, not all Honda key fobs take the same battery. The battery type required for a Honda key fob can vary depending on the specific model and year of the vehicle.
Explaining the Differences in Honda Key Fob Batteries
Honda key fobs typically use small, coin-cell type batteries that are easily replaceable. However, the exact battery type can differ across Honda's vehicle lineup. The most common battery sizes used in Honda key fobs are CR2032 and CR1616.
- CR2032 batteries: These are the most common batteries used in Honda key fobs. They are found in key fobs for many Honda models, including the Civic, Accord, CR-V, and Pilot.
- CR1616 batteries: Some Honda key fobs, particularly in newer models like the Ridgeline and Passport, use the slightly smaller CR1616 battery.
It's important to check your Honda owner's manual or the key fob itself to determine the correct battery type for your specific vehicle. Using the wrong battery size can prevent the key fob from functioning properly.
Tips for Replacing Honda Key Fob Batteries
- Identify the battery type: Locate the battery compartment on your Honda key fob and check the label or imprint to determine the correct battery size (CR2032 or CR1616).
- Purchase the right replacement battery: Buy a high-quality replacement battery that matches the size specified for your Honda key fob.
- Replace the battery carefully: Gently pry open the key fob case, remove the old battery, and insert the new one, making sure the positive (+) side is facing the correct direction.
- Test the key fob: After replacing the battery, test the key fob to ensure it's functioning properly before closing the case.
By following these tips and using the correct replacement battery, you can ensure your Honda key fob continues to work reliably.
Are all key fob batteries the same?
No, key fob batteries are not all the same; while the CR2032 is the most common type, other sizes like CR2025, CR1616, and CR2450 are also used depending on the car's make, model, and year. The specific battery type is crucial for proper function, so it's essential to check the battery itself or the owner's manual for the correct size before replacing it.
Common key fob battery sizes
- CR2032: The most frequently used battery type in key fobs from many manufacturers, including Honda, Ford, and Nissan.
- CR2025: Commonly used in some Mazda models and other vehicles.
- CR1616: Found in some older key fobs for brands like Honda and Subaru.
- CR2450: Used in some models from Ford, Subaru, and Toyota.
- Other sizes: Other less common sizes like CR2016 and CR1620 can also be required.
How to find the right battery
- Check the battery itself: The easiest way to confirm the correct battery is to open the fob and find the model number printed on the side of the old battery.
- Consult the owner's manual: Your vehicle's manual will specify the correct battery type for your key fob.
- Use an online guide: Many websites offer key fob battery finders where you can search by your car's make, model, and year.
Why using the correct battery is important
- Using the wrong battery can lead to malfunctions, reduced range, or even damage to the fob.
- A battery that is too thin may cause a poor connection, while one that is too thick might not fit correctly.
Do all Honda models use the same key fob battery?
Almost every Honda key uses the same three-volt battery. You can use a flathead screwdriver to get the old battery out easily.
Do I need to reprogram my Honda key fob after changing the battery?
No, in most cases, you do not need to reprogram a key fob after replacing the battery. However, there are some situations where reprogramming may be necessary, such as when you have replaced not just the batteries but also some of the internal wiring and electronics (1).
What battery does my Honda key fob take?
Most modern Honda key fobs use a CR2032 coin battery, while some older models may use a CR2025 or CR1620. The easiest way to be certain is to open the fob and check the existing battery, as the number is printed on it. You can also check your owner's manual for the specific type.
This video shows how to replace the battery in a Honda key fob: 57sMike FyxdtYouTube · Aug 31, 2024
What you need
- A new battery (CR2032, CR2025, or CR1620)
- A small flathead screwdriver, a nickel, or a paperclip to open the fob
How to change the battery
- Remove the physical key: On the back of the fob, find the small release button or slider and slide it to release the emergency key.
- Pry open the case: Insert the tip of your screwdriver, nickel, or paperclip into the notch where the key was. Twist gently to pop the case open.
- Replace the battery: The old battery will be under the tabs on one side. Carefully pry out the old battery and slide in the new one, making sure the plus (+) sign is facing the correct way (usually up).
- Close the case: Snap the two halves of the fob back together firmly.
- Re-insert the key: Slide the physical key back into the fob until it locks into place.
