The battery size for the 2019 Honda CR-V key fob is CR2032. This battery is a 3V lithium coin cell, commonly used in key fobs and remote controls. Replace it correctly to keep your key fob working properly. Always verify the fit before installing a new battery.
To begin the replacement process, you must first locate the seam on the key fob. Carefully insert a small flathead screwdriver or a coin into the seam to pry the fob open. Once you access the interior, you will see the battery secured in place. Remove the old battery and note its orientation before inserting the new CR2032 battery. Ensure the positive side is facing up, as indicated in the battery compartment. After placing the new battery, close the key fob securely until it snaps back into position.
Once you have successfully replaced the battery, test the key fob to confirm that it operates your vehicle. If it does, you are ready to use your keyless entry again. Understanding how to replace a key fob battery is essential for maintaining your vehicle’s convenience.
In the next section, we will discuss additional maintenance tips for your Honda CR-V key fob. This will ensure your remote continues to function properly for years to come.
What Type of Key Fob Does the 2019 Honda CR-V Use?
The 2019 Honda CR-V uses a key fob with the part number 72147-TLA-A02.
- Key fob part number: 72147-TLA-A02
- Battery type: CR2032 lithium coin cell
- Functions: Lock, unlock, and panic button
- Smart entry system available on specific trims
- Programming: Requires professional programming for new fobs
The key fob design offers various functionalities and attributes that enhance the driving experience.
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Key Fob Part Number:
The key fob part number for the 2019 Honda CR-V is 72147-TLA-A02. This unique identifier ensures compatibility with the vehicle. Using the correct part number simplifies the process of obtaining replacements. -
Battery Type:
The 2019 CR-V key fob operates with a CR2032 lithium coin cell battery. This battery type is common in many electronic devices. The CR2032 battery provides a reliable power source and typically lasts several years under normal usage conditions. Experts recommend replacing the battery every few years to ensure optimal performance. -
Functions:
The key fob features functions such as lock, unlock, and a panic button. These functions provide convenience and security for users. The lock and unlock buttons allow easy access to the vehicle, and the panic button can activate the car’s alarm system if needed. -
Smart Entry System:
Some trims of the 2019 Honda CR-V include a smart entry system. This system allows drivers to unlock the vehicle without using the key fob. By simply having the fob on their person, drivers can open the door by touching the door handle. This advanced feature enhances security and convenience. -
Programming:
If acquiring a new key fob, professional programming is required for it to work with the 2019 Honda CR-V. This step ensures that the vehicle recognizes the new fob and allows access. It is recommended to visit a Honda dealer or a qualified automotive locksmith to perform this task.
These various key fob attributes enhance the user experience in terms of convenience and security for the 2019 Honda CR-V.
What Size Battery is Required for the 2019 Honda CR-V Key Fob?
The 2019 Honda CR-V key fob requires a CR2032 battery.
- Battery Size:
– CR2032 - Battery Type:
– Coin cell battery - Battery Replacement Steps:
– Open the key fob
– Replace the old battery
– Close the key fob securely - Alternative Opinions:
– Some users prefer using rechargeable batteries
– Others recommend checking battery level periodically
To understand the specifics regarding the battery for the 2019 Honda CR-V key fob, let’s delve into each aspect.
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Battery Size:
The battery size for the 2019 Honda CR-V key fob is CR2032. A CR2032 battery is a small, round lithium battery. It typically has a diameter of 20 mm and a thickness of 3.2 mm. This size is common in various electronic devices, including watches and remote controls. -
Battery Type:
The 2019 Honda CR-V key fob uses a coin cell battery. Coin cell batteries are widely used in small electronic devices due to their compact size. They have a long shelf life and provide reliable power. Lithium coin cells, like the CR2032, are known for their stable voltage output and ability to function in various temperatures. -
Battery Replacement Steps:
When replacing the battery in the key fob, follow these steps:
– Open the key fob: Use a small flathead screwdriver or similar tool to gently pry apart the key fob’s two halves.
– Replace the old battery: Remove the old battery and insert the new CR2032 battery, ensuring the positive (+) side is facing up.
– Close the key fob securely: Snap the two halves back together until they click into place. Test the fob to ensure it works. -
Alternative Opinions:
Some users express a preference for using rechargeable batteries in their key fobs to reduce waste and costs. However, it is essential to verify compatibility, as not all key fobs support rechargeable options. Additionally, some recommend checking the battery level periodically to avoid unexpected failures, especially before long trips.
How Can You Check if Your 2019 Honda CR-V Key Fob Battery is Low?
You can check if your 2019 Honda CR-V key fob battery is low by observing the fob’s signal strength, testing the lock/unlock function, and noticing any warning lights on the dashboard.
When the battery in the key fob is low, several indicators may signal the issue:
- Weak Signal: If the key fob struggles to lock or unlock the car from a typical distance, this may indicate a weak battery. A strong, new battery allows for operation from a greater distance.
- Lock/Unlock Functionality: If the key fob requires multiple presses to operate the lock or unlock function, this may suggest the battery is nearing depletion. A functional fob should respond promptly and easily.
- Dashboard Warning Light: In some cases, a warning light may appear on the dashboard, indicating a problem with the key fob. Refer to the vehicle’s manual for specific warning indicators related to the key fob.
- Visual/Auditory Feedback: When you press the key fob buttons, listen for a sound or lights flashing. If you do not hear a sound or see lights, the battery may be low.
If you experience these signs, replacing the key fob battery is advisable to ensure reliable operation.
What Are the Steps to Replace the Battery in Your 2019 Honda CR-V Key Fob?
To replace the battery in your 2019 Honda CR-V key fob, follow these steps:
- Gather the necessary tools.
- Remove the key fob cover.
- Take out the old battery.
- Insert the new battery.
- Reassemble the key fob.
- Test the key fob functionality.
Each step in the key fob battery replacement process requires careful attention to detail. The task might seem straightforward, but there are different perspectives to consider. You may choose to undertake this task yourself for convenience and cost-saving or visit a professional for ease and assurance. Some people find the DIY method satisfactory, while others prefer expert assistance to avoid potential mistakes.
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Gather the Necessary Tools:
Gathering the necessary tools is essential for changing the fob battery effectively. You will need a flathead screwdriver or a coin to pry open the key fob. This approach eliminates the risk of damaging the cover. -
Remove the Key Fob Cover:
Removing the key fob cover allows access to the battery compartment. Use the flathead screwdriver or coin to gently pry apart the two halves of the fob. Apply even pressure to avoid breaking plastic tabs. -
Take Out the Old Battery:
Taking out the old battery is the next crucial step. The battery is typically a CR-V type, with the positive side facing up. Carefully note the orientation of the battery for correct installation of the new one. -
Insert the New Battery:
Inserting the new battery needs precision. Position the new battery in the same orientation as the old one and press it firmly into place. This ensures a proper connection for functionality. -
Reassemble the Key Fob:
Reassembling the key fob involves aligning the two halves correctly. Snap the fob back together, ensuring that it is securely closed. This final step preserves the fob’s integrity and prevents future issues. -
Test the Key Fob Functionality:
Testing the key fob functionality confirms that the battery replacement was successful. Check if the locks and other features respond to the key fob. If issues persist, double-check the battery orientation or consider replacing the battery again.
Overall, these steps provide a comprehensive guide to replacing your key fob battery effectively while considering different perspectives on approach and execution.
What Tools Do You Need to Replace the Battery in a 2019 Honda CR-V Key Fob?
To replace the battery in a 2019 Honda CR-V key fob, you will need a few basic tools.
- Flathead screwdriver or plastic pry tool
- New CR2032 battery
- Optional: Key fob holder or small container to keep screws safe
These items help make the battery replacement process simple and efficient. Now, let’s take a closer look at each tool required for the task.
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Flathead screwdriver or plastic pry tool:
Using a flathead screwdriver or plastic pry tool is essential to open the key fob without damaging it. The flathead screwdriver helps to gently pry apart the two halves of the fob. The plastic pry tool is a safer option as it is less likely to scratch or damage the fob casing. -
New CR2032 battery:
The new CR2032 battery is the specific battery size required for the 2019 Honda CR-V key fob. This coin cell battery provides the necessary power for the key fob’s electronic components. According to various studies, these batteries are widely available and reliable, lasting typically 3 to 5 years in key fobs. -
Optional: Key fob holder or small container:
Using an optional key fob holder or small container can help you keep screws and small parts organized during the replacement process. This can prevent losing parts, as the screws used to secure the fob are small and easily misplaced. Keeping everything in one place can streamline the replacement process.
In summary, to replace the battery in a 2019 Honda CR-V key fob, you will need a flathead screwdriver or plastic pry tool, a CR2032 battery, and optionally, a small container for organization.
How Can You Test Your 2019 Honda CR-V Key Fob After Battery Replacement?
To test your 2019 Honda CR-V key fob after replacing the battery, ensure it operates the vehicle’s locks and keyless entry functions properly.
Follow these steps to confirm the key fob is working correctly:
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Check the Battery Installation: Make sure you installed the new battery correctly. The positive (+) and negative (-) sides of the battery should align correctly with the markings inside the key fob. A common error is reversing the battery polarity.
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Test the Keyless Entry: Stand near your 2019 Honda CR-V and press the lock or unlock button on the key fob. If the doors lock or unlock in response, the fob is functioning properly. If not, check the battery installation again.
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Test the Panic Button: Press the panic button on the key fob. If the alarm sounds, the fob is active. If the alarm does not sound, consider checking the battery again or replacing it.
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Check Additional Functions: Some functions may include the trunk release or remote start. Test these options as well. All features should operate without issues if the fob is working correctly.
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Distance Testing: Move a few paces away from the vehicle and try using the key fob again. This checks if the battery has sufficient charge to operate at the usual range.
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Alternative Testing Method: If you have access to another identical key fob, test it alongside your newly replaced fob. If one fob works and the other does not, it suggests that the issue may be with the problematic fob.
By following these steps, you can ensure that your key fob is functioning correctly after a battery replacement. If issues persist despite these tests, consider consulting a professional to address any potential key fob malfunctions.
What Are Common Issues After Replacing the Battery in a 2019 Honda CR-V Key Fob?
The common issues after replacing the battery in a 2019 Honda CR-V key fob include malfunctioning key fob, inconsistent signal range, unresponsive buttons, and failure to program.
- Malfunctioning key fob
- Inconsistent signal range
- Unresponsive buttons
- Failure to program
Addressing these issues after battery replacement helps ensure that the key fob operates properly. Understanding each problem can facilitate effective troubleshooting and resolution.
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Malfunctioning Key Fob:
The issue of a malfunctioning key fob arises when the fob fails to perform its functions after a battery change. This can occur due to improper battery installation or a faulty replacement battery. If the battery is not installed correctly, the contacts may not connect properly. According to the Honda owner’s manual, the key fob should respond immediately if the battery is replaced, indicating proper installation. -
Inconsistent Signal Range:
Inconsistent signal range occurs when the key fob can communicate with the car only at certain distances. This problem can emerge from a low-quality battery or external interference. A study by Consumer Reports (2022) highlighted that not all batteries perform equally, and the use of an inferior battery can lead to degraded performance. Additionally, nearby electronic devices can interfere with signals, causing sporadic communication with the car. -
Unresponsive Buttons:
Unresponsive buttons on the key fob often result from dirt accumulation or contact issues after battery replacement. Sometimes, the rubber buttons may not make adequate contact with the internal mechanism if the key fob assembly is not sealed correctly. Cleaning the buttons and ensuring they are correctly assembled can often resolve this issue. -
Failure to Program:
Failure to program is when the key fob does not sync with the vehicle after a battery replacement. This can happen if the programming mode is not activated correctly. To explain further, vehicles may require specific reprogramming steps, which can vary. According to a report from Honda’s Technical Service Bulletin (2021), following the correct sequence during programming is critical for successful synchronization.
Ensuring proper practices during battery replacement can help avoid these issues and enhance the performance of your Honda CR-V key fob.
Why Is It Important to Use the Correct Battery Size for Your 2019 Honda CR-V Key Fob?
Using the correct battery size for your 2019 Honda CR-V key fob is crucial for ensuring proper functionality. A correct battery ensures that the key fob communicates effectively with your vehicle, allowing for features like keyless entry and remote start to operate smoothly.
The definition of a key fob is provided by the Society of Automotive Engineers (SAE), which states that a key fob is a remote control device that facilitates functions such as locking and unlocking doors, and starting engines in modern vehicles.
Several reasons underscore the importance of using the correct battery size. First, a key fob relies on a specific voltage to function, which the battery provides. If the battery is too small or too large, it may not supply adequate power. Insufficient power can lead to inconsistent or failed operation. Conversely, an oversized battery might physically damage the key fob or create short circuits.
Technical terms like voltage and short circuit are important in this context. Voltage is the measure of electrical potential difference, while a short circuit occurs when electricity travels along an unintended path, which can damage electrical components.
The mechanism behind a key fob battery’s role involves the flow of electricity. The battery sends power to the internal circuit, which communicates with the vehicle. When the proper battery size is used, the circuit operates efficiently, ensuring reliable signal strength for keyless entry functions. If a battery is low on power, the fob may struggle to send signals, leading to operational delays.
Specific actions contribute to the issue of battery size. For example, if a user attempts to use a different battery model than recommended, it may not fit properly within the key fob. This can lead to excessive movement in the battery compartment, resulting in an unreliable connection. Another scenario includes using a battery with insufficient power output, which can cause the key fob to fail during critical moments, like when locking the car in a busy parking lot.
In conclusion, the appropriate battery size is essential for the effective operation of your 2019 Honda CR-V key fob. Using the correct battery ensures operational reliability and avoids potential damage to the device.
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