If you own a 2016 Mazda 6 or a Toyota Corolla, you may encounter issues with your key fob not working correctly. The most common cause of key fob malfunctions is a dead battery. In this guide, we'll explain how to replace the battery in a 2016 Mazda 6 key fob battery and how to reset a Toyota Corolla key fob to restore its functionality.
Replacing the Battery in a 2016 Mazda 6 Key Fob
If your 2016 Mazda 6 key fob stops working, the battery is likely dead. Here’s a step-by-step guide to replacing it:
Tools and Materials Needed:
A new CR2025 battery
A flathead screwdriver
Steps to Replace the Battery:
Locate the Key Slot: Flip the Mazda key fob over and find the small slot where the backup key is stored.
Remove the Backup Key: Pull out the mechanical key by pressing the release button on the side.
Open the Key Fob: Insert a flathead screwdriver into the slot and gently twist it to pry open the key fob casing.
Remove the Old Battery: Carefully take out the old CR2025 battery and dispose of it properly.
Insert the New Battery: Place the new CR2025 battery in the same orientation as the old one, ensuring the positive side is facing up.
Close the Key Fob: Snap the key fob casing back together and reinsert the mechanical key.
Test the Key Fob: Press the buttons to check if the fob is functioning correctly. If not, ensure the battery is seated properly.
How to Reset a Toyota Corolla Key Fob
If your Toyota Corolla key fob is not working after replacing the battery, you may need to reset it. Here’s how:
Steps to Reset the Toyota Corolla Key Fob:
Get in the Vehicle: Sit inside your Toyota Corolla with all doors closed.
Insert the Key: Place the physical key into the ignition but do not start the car.
Turn the Key to 'On' Position: Switch the key to the "On" position (the dashboard lights will illuminate) and then turn it back to "Off." Repeat this process twice.
Press the Lock Button: On the Toyota Corolla key fob, press and hold the lock button for five seconds.
Turn the Ignition 'On' Again: Turn the key to the "On" position once more and then back to "Off."
Remove the Key and Test the Fob: Take the key out and press the lock/unlock buttons on your Toyota key fob to see if it is working.
Troubleshooting Common Issues
If your Mazda 6 key fob or Toyota Corolla key fob is still not working after replacing the battery or resetting it, try these troubleshooting steps:
Check the Battery Orientation: Ensure the battery is installed correctly with the positive side up.
Clean the Contacts: Use a cotton swab with rubbing alcohol to clean the battery contacts inside the key fob.
Reprogram the Key Fob: In some cases, you may need to reprogram the key fob using the owner’s manual instructions.
Replace the Key Fob: If none of these steps work, you may need a replacement key fob from a dealership or locksmith.
By following these instructions, you can easily replace the battery in a 2016 Mazda 6 key fob and how to reset toyota corolla key fob to keep your car functioning smoothly. If issues persist, professional assistance may be required.