Product Overview
This manual provides detailed instructions for the replacement of CR2032 batteries in compatible smart remote key fobs. These OEM replacement batteries are designed for 2022-2023+ Honda Civic, Accord, and Acura MDX Smart Key Prox Fobs with FCC ID: KR5TP-4 and P/N: 72147-T20-A11. The bundle includes two CR2032 batteries and a pry tool to facilitate the replacement process without damaging the key fob.

Image: Two CR2032 lithium batteries are shown alongside a compatible smart key fob, illustrating the product and its intended use. The key fob is partially open, indicating the battery compartment.
Package Contents
- Two (2) CR2032 Lithium Batteries
- One (1) Pry Tool for Key Fob Opening
Setup and Installation
This section outlines the steps required to replace the battery in your smart key fob. No special setup is required for the batteries themselves, only the installation into the key fob.
Battery Replacement Procedure
- Identify the Key Fob Seam: Locate the seam around the edge of your smart key fob where the two halves meet.
- Insert the Pry Tool: Carefully insert the provided pry tool into the seam. Apply gentle pressure to begin separating the two halves of the key fob. The tool is designed to prevent scratching or damaging the case.
- Open the Key Fob: Continue to gently pry along the seam until the key fob halves separate.
- Locate the Old Battery: Once opened, identify the circular CR2032 battery inside the key fob. Note its orientation (positive (+) side typically facing up).
- Remove the Old Battery: Use the pry tool or a small non-metallic object to carefully lift and remove the old CR2032 battery from its compartment.
- Insert the New Battery: Place a new CR2032 battery into the compartment, ensuring the positive (+) side faces the same direction as the old battery.
- Close the Key Fob: Align the two halves of the key fob and press them firmly together until they click securely into place. Ensure there are no gaps.

Image: A single CR2032 lithium battery is displayed next to a small blue pry tool, highlighting the components used for battery replacement.
Important: No reprogramming of the key fob is required after battery replacement. The key fob should function immediately upon successful battery installation.
Operating Instructions
Once the new battery is installed, the key fob will operate as normal. Press the buttons on your key fob to lock, unlock, or activate other functions of your vehicle. Ensure the vehicle responds to the key fob commands to confirm successful battery replacement.
Maintenance
The CR2032 batteries are designed for long-term use. No regular maintenance is required for the batteries themselves. Replace batteries when the key fob's range decreases or it fails to respond consistently.
- Store unused batteries in a cool, dry place, away from direct sunlight and extreme temperatures.
- Keep batteries out of reach of children and pets.
- Dispose of old batteries responsibly according to local regulations.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Key fob not responding after battery replacement. | Battery inserted incorrectly (polarity reversed). | Re-open the key fob and ensure the new battery is inserted with the positive (+) side facing the correct direction as indicated in the key fob or by the previous battery's orientation. |
| Key fob case not closing properly. | Battery not seated correctly or debris in the case. | Ensure the battery is fully seated in its compartment. Check for any obstructions or debris along the seam of the key fob and remove them. |
| Key fob range is still poor. | Interference or a faulty key fob component. | Test the key fob closer to the vehicle. If the issue persists, the key fob itself may require professional inspection or replacement. |
Specifications
| Feature | Detail |
|---|---|
| Battery Type | CR2032 Lithium Coin Cell |
| Voltage | 3V |
| Compatibility | 2022-2023+ Honda Civic, Accord, and Acura MDX Smart Key Prox Fobs with FCC ID: KR5TP-4 and P/N: 72147-T20-A11 |
| Manufacturer | RemoteOverstock |
| Model Number | RO-HON-CIV-ACC-2022-2032 |
| Item Weight | 0.32 ounces (total package) |
| Package Dimensions | 4 x 1.7 x 0.16 inches |
Warranty Information
Specific warranty details for this product are typically provided by the seller or manufacturer at the time of purchase. Please refer to your purchase documentation or contact RemoteOverstock directly for warranty claims and information regarding defects or performance issues.
Customer Support
For further assistance or inquiries regarding your RemoteOverstock CR2032 battery replacement kit, please contact RemoteOverstock customer support through the platform where the product was purchased or visit their official website. When contacting support, please have your product model number (RO-HON-CIV-ACC-2022-2032) and purchase details available.
Additional resources, including instructional videos, may be available via a link provided on the product packaging.