Key Fob Woes? How to Change Key Fob Battery Lexus GS 350 in Minutes
What To Know
- This guide will walk you through the simple process of how to change key fob battery Lexus GS 350, ensuring your key fob is back to its reliable best in no time.
- Take the new CR2032 battery and align the positive (+) side with the corresponding marking inside the key fob.
Are you experiencing a frustratingly short range with your Lexus GS 350 key fob, or perhaps the dreaded “low battery” icon flashing on your dashboard? It’s time to tackle the common issue of a dying key fob battery! This guide will walk you through the simple process of how to change key fob battery Lexus GS 350, ensuring your key fob is back to its reliable best in no time.
Gather Your Tools & Supplies
Before diving into the battery swap, make sure you have the following on hand:
- A new CR2032 battery: This is the standard battery type for Lexus GS 350 key fobs. You can usually find these at your local grocery store, drugstore, or electronics retailer.
- A small flathead screwdriver: This is used to pry open the key fob casing.
- Optional: A pair of tweezers: These can be helpful for removing the old battery.
Identifying Your Key Fob Type
Lexus GS 350 key fobs come in various designs, but the battery replacement process is generally similar. To ensure you’re using the correct procedure, identify your key fob type:
- Traditional Key Fob: This type features a separate key blade that folds out.
- Smart Key Fob: This type is more compact and doesn’t have a separate key blade. It typically has a push-button start system.
Replacing the Battery in a Traditional Key Fob
1. Locate the Battery Cover: On the back of the traditional key fob, you’ll find a small, rectangular cover. It might have a small groove or notch for your screwdriver.
2. Open the Cover: Gently insert your flathead screwdriver into the notch and pry the cover open. Be careful not to apply excessive force, as you could damage the key fob.
3. Remove the Old Battery: The battery will be visible inside the key fob. Use your fingers or tweezers to carefully remove the old battery.
4. Insert the New Battery: Take the new CR2032 battery and align the positive (+) side with the corresponding marking inside the key fob. Gently push the battery into place.
5. Close the Cover: Align the cover with the key fob and press it firmly back into place. It should snap shut securely.
Replacing the Battery in a Smart Key Fob
1. Locate the Battery Cover: On the back of the smart key fob, you’ll typically find a small, circular or rectangular cover. It might have a small notch or groove for your screwdriver.
2. Open the Cover: Gently insert your flathead screwdriver into the notch and pry the cover open. Be careful not to apply excessive force, as you could damage the key fob.
3. Remove the Old Battery: The battery will be visible inside the key fob. Use your fingers or tweezers to carefully remove the old battery.
4. Insert the New Battery: Take the new CR2032 battery and align the positive (+) side with the corresponding marking inside the key fob. Gently push the battery into place.
5. Close the Cover: Align the cover with the key fob and press it firmly back into place. It should snap shut securely.
Test Your Key Fob
Once you’ve replaced the battery, it’s crucial to test the functionality of your key fob:
1. Unlock/Lock Test: Try unlocking and locking your car using the key fob. If the doors respond correctly, your battery replacement was successful.
2. Remote Start Test: If your key fob has a remote start feature, attempt to start your car remotely. This will ensure the battery is providing enough power for all key fob functions.
Additional Tips
- Dispose of the Old Battery Properly: CR2032 batteries contain lithium, which is a hazardous material. Make sure to dispose of the old battery properly at a designated recycling center or drop-off location.
- Keep Spare Batteries: It’s always a good idea to keep a spare CR2032 battery handy in your glove compartment or at home. This will help you avoid being stranded if your key fob battery dies unexpectedly.
- Regular Battery Replacement: Even if your key fob is still working, it’s a good practice to replace the battery every 12-18 months. This helps ensure that your key fob remains reliable and avoids any potential issues with a weak battery.
Moving Beyond the Battery: Troubleshooting Key Fob Issues
If you’ve replaced the battery and your key fob still isn’t working properly, there might be other issues at play. Here are some common key fob problems and possible solutions:
- Key Fob Not Communicating: If your key fob isn’t communicating with your car at all, there might be a problem with the key fob’s internal electronics or the car’s receiver. A dealership or qualified mechanic may need to diagnose and repair the issue.
- Key Fob Range Issues: If your key fob has a short range, there might be interference from other electronic devices, a weak battery (even after replacement), or a problem with the car’s receiver antenna.
- Intermittent Key Fob Function: If your key fob works sometimes but not others, it could indicate a problem with the battery connection, internal electronics, or the car’s receiver.
Final Thoughts: Keeping Your Lexus GS 350 Key Fob in Top Shape
Changing the battery in your Lexus GS 350 key fob is a simple task that can be done in a few minutes. By following these steps, you can keep your key fob working flawlessly and avoid any frustrating situations. Remember to dispose of the old battery properly and always have a spare battery on hand. If you encounter any persistent issues with your key fob, don’t hesitate to seek professional help from a dealership or qualified mechanic.
What You Need to Learn
Q: How do I know if my key fob battery is low?
A: You’ll notice a few signs of a dying battery:
- Decreased Range: The key fob might not work as far away from the car as it used to.
- Slow Response: The key fob might take longer to unlock or lock the car.
- “Low Battery” Icon: Some key fobs have a low battery icon that will appear on the dashboard.
Q: Can I use a different type of battery in my key fob?
A: It’s crucial to use the recommended CR2032 battery type. Using a different type of battery can damage the key fob‘s internal electronics and may not provide the necessary power.
Q: What should I do if my key fob still doesn’t work after changing the battery?
A: If you’ve replaced the battery and your key fob still isn’t working properly, there might be a more serious issue. It’s best to consult a dealership or qualified mechanic for diagnosis and repair.
Q: How often should I replace my key fob battery?
A: It’s recommended to replace your key fob battery every 12-18 months, even if it’s still working. This helps ensure that your key fob remains reliable and avoids any potential issues with a weak battery.