How to Add, Change, and Reprogram a Mazda 3 Spare Key
Whether you dropped your key fob on the ground or it has stopped working, it's always recommended to keep a spare key handy. This article will cover everything you need to be aware of adding, changing, and changing the programming of your Mazda 3 key fobs.
A word of warning Certain keys need to be programmed by a professional locksmith or dealer, while other keys don't. Make sure you use only authentic Mazda replacements to replace your key fob.
How do you add an additional key
If you're unable to receive a spare keys from the dealer when you buy your Mazda 3 or accidentally break your current key do not fret -- there's an option to make another key. To do this, you'll need an incredibly small screwdriver, a flathead screwdriver, and an CR2025 battery that's new. Once you've got the tools you need, it's time to open the key fob. First look for the button that allows you to release the key. It's located beneath the metal part. It's easy to locate. The back cover should come off the moment you press the button. Then, insert the head of the screwdriver into the notch or the space on the top of the metal part and then pull it off.
After the auxiliary keys are removed, insert the new or spare key into the slot. Set the ignition to ON, and wait for five seconds before turning it to off. This will add the new key's information to the system that will allow it to start your vehicle in the future.
It's important to note that you can only program up to three keys on your Mazda 3. You don't want to utilize more than two keys to start your car. This is a safety measure to stop unauthorized users from activating your key fobs and starting your vehicle.
How to Reprogram a spare key
If you have a spare key, it's a good idea be aware of how to program it in the event your original key is lost or stolen. mazda 5 replacement key will stop unauthorized persons from taking your car and then starting it. This method should work on any Mazda however, you'll require two keys that work to begin the reprogramming process. If you don't have two functioning keys, you'll need to take your vehicle to the dealer to get it done.
Start by stepping into the driver's position, and closing all the doors except the one that is open. Turn the ignition on and then insert the first working key. After five seconds, remove the key and repeat the procedure with the second key.
Once you've programmed your new key, you'll have three keys that you can use to start your vehicle in the future. Before saving each key, be sure that it's working correctly.
It's a good idea buy an extra Mazda 3 key fob, especially if you're a driver who frequently loses their key or has other issues with it. It's possible to find one on the internet or at a local automotive store, but make sure to read reviews prior to purchasing so you aren't buying a key fob that's not compatible with your vehicle.
How to Change the Battery on a Spare Key
It's a nightmare to discover that the key fob you used to use has gone out, and you are not able to unlock your vehicle. It's a good thing that it's simple to replace the battery and save yourself some money at the dealership.
The first step is to press the auxiliary key button that is located on the back of the key fob. This will detach the key from the metal and reveal the slots on both sides of the case. Press the flathead into one of these slots, and then gently pull the two halves apart. When the battery is fully exposed, take it out of the case and put it somewhere you will not forget about it.
Before you begin, make sure you have a new replacement battery. They can be bought at any store that sells batteries or from a Mazda dealer in Winter Garden. The right kind of battery is vital to ensure that your keyfob is working properly.
Replace the cap of the battery and then install the new battery. Be careful not to damage the small rubber ring the battery sits on. Finally, press the two halves of the key fob together until you hear the sound of clicking.
How to Reset the system's Keyless Entry System
The key fob inside your Mazda 3 is not only a convenience, it's also an important security feature. The car won't start if your key is stolen or lost even if you have a spare key fob. This is because the key fob needs to be reprogrammed by the dealership to function properly. It's a difficult and costly ordeal. Therefore, it's recommended to learn how you can reset the system.
To reset the system, remove the battery for approximately 15 minutes. This will erase any residual electricity in the on-board computer. The next step is to disconnect the LF-ECU and demand switch connectors. Verify that the connections are in good order between the terminals.
To program an entirely new key or spare, place it in the slot and turn the ignition to ON. Keep the key in place for about five seconds and then switch off. The key's details will be added to your vehicle's computer, and the new fob will be able to start your car in the future. You can program any number of fobs you want, but only one should be in use at any particular time. This will keep unauthorised individuals from stealing your key and gaining access to your vehicle. You can purchase a replacement keyfob on the internet, but it will still need to be cut and programmed by a dealer.