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DIY Troubleshooting Guide: How to Fix a Non-Responsive Car Key Fob

Posted by Keyless Entry Remote Inc on Sep 23rd 2024

Is your car key fob not working? It can be really frustrating when your key fob suddenly stops responding. Before you head to the dealership or call for help, there are a few simple things you can try at home. Here’s a quick guide to help you troubleshoot and possibly fix the issue.

1. Check the Key Fob Battery

A dead or low battery is often the reason why a key fob stops working. Here’s how to replace it:

  1. Find the Battery Type: Look at your key fob or check your car’s manual to see what type of battery it uses. It’s usually a small, round battery like a CR2032. Get a FREE replacement key fob battery here
  2. Open the Key Fob: Carefully open the key fob. You might need a small screwdriver or even a coin to pry it open. Be gentle to avoid breaking anything.
  3. Replace the Battery: Take out the old battery and put in a new one, making sure it’s facing the right direction (usually with the positive side up).
  4. Close the Key Fob and Test It: Snap the key fob back together and try it out. If it was a battery issue, your key fob should work again.

2. Inspect the Key Fob for Damage

Even a small drop can damage a key fob. Here’s how to check for physical problems:

  1. Open the Key Fob: Carefully open the key fob to see inside.
  2. Check for Loose Parts: Look for anything that seems loose or broken, especially around the battery area.
  3. Look for Cracks: Check the circuit board and buttons for any cracks or visible damage.

If you find any obvious damage, you may need to replace the key fob.

3. Test with a Spare Key Fob

If you have a spare key fob, try using it. If the spare works, the problem is with your main key fob. If neither works, the issue might be with your car’s receiver, and you may need professional help.

4. Seek Professional Help

If you’ve tried all these steps and your key fob still isn’t working, it’s probably time to get professional help. You can go to a dealership or call a locksmith who specializes in car key fobs. They can figure out more complex problems, like issues with your car’s receiver or a broken key fob.

Conclusion

A non-working key fob doesn’t always mean a costly repair. By trying these simple troubleshooting steps, you might be able to fix the problem yourself. If not, professional help is just a call away. Taking good care of your key fob and replacing the battery regularly can also help avoid issues in the future.

Need more help or looking for a replacement key fob? Check out our other blog posts or contact us for assistance.

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