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How to Add, Change, and Reprogram a Mazda 3 Spare Key
If you've dropped your key fob on the ground or it has stopped working, it's always a good idea to have a spare key on hand. This article will show you how to add, alter, and reprogramme your Mazda 3 keyfobs.
Warning: Some keys require programming by a professional locksmith, while others don't. Make sure you use only official Mazda replacements to replace your key fob.
How do you add an additional key
If you're unable to receive a spare key from the dealership when you purchase your Mazda 3 or accidentally break your current key but don't worry, there's an option to get another key. To accomplish mazda 3 replacement key cost uk , you'll need an incredibly small screwdriver, a flathead screwdriver, and the new CR2025 batteries. Once you've got these tools, it's time to access the key fob and swap the battery. First find the auxiliary key release button. It's located under the metal portion and is easy to find. Once you hit the button, the cover should be removed immediately. Then, place the screwdriver's head into the notch at the top or the space, and take the metal part away.
Once the auxiliary key has been 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 allow the system to recognize the new key and start your vehicle in the future.
It's important to note that you can only program up to three keys on your Mazda 3. The one thing you don't want is to have more than two functioning key fobs, and not be in a position to get your vehicle started. This is a security precaution designed to stop unauthorized users, like valet drivers who are not authorized to use your key and thereby launching your vehicle.
How to Reprogram a Spare Key
It's a smart idea to learn how you can reprogram an extra key in the event that your original key becomes lost or stolen. This will stop unauthorised people from getting into your car and causing damage to it. This will work with any Mazda. You will need two keys that work for the reprogramming to begin. If you don't have two keys that function it's recommended to take your Mazda to a dealer to get this done.
Start by stepping into the driver's seat and close all the doors with the exception of the one that is open. Turn the ignition on and insert the initial working key. After five seconds, take the key out and repeat the process with the second key.
After you've completed programming your new key, you should have three working keys you can use to start your vehicle in the future. Before storing each key, make sure it's working properly.
It's a good idea buy an extra Mazda 3 key fob, especially if you're someone who is prone to losing keys or has other issues with it. It's possible to find one on the internet or at your local auto store, but be sure to read reviews prior to purchasing so you aren't buying the wrong key fob compatible with your car.
How do I change the battery on a spare Key
It's depressing to find out that your key fob has failed, and you are unable to unlock your vehicle. It's simple to replace the battery yourself and save money at the dealer.
Press the auxiliary key button at the back of the keyfob. This will remove the key that is used as an auxiliary key, and expose slots on both sides of the case. Put the flathead screwdriver in one of these slots, and gently break the two parts of the case. When the battery is fully exposed, remove the case and put it in a place where you won't forget it.
Be sure to have an extra battery in place before you start. You can purchase them at any store that sells batteries or at an Mazda dealer near Winter Garden. Using the correct type of battery will ensure that your key fob works perfectly.
Replace the cap on the battery, and then put in the new battery. Be careful not to damage the small rubber ring that the battery rests on. Finally, press the two halves of the key fob until you hear a click.
How to Reset the Keyless Entry System
The key fob in your Mazda 3 is not only an extra convenience, but also an important security feature. If you lose your key or had it stolen the car won't start even if you've got the spare key fob. This is because the key fob has to be reprogrammed by the dealership in order to work properly. It can be a stressful and costly process. So, it's best to learn how to reset the system.
To reset the system, disconnect the battery for approximately 15 minutes. This will clear any residual electrical current from the computer on board. Then, disconnect the LF ECU and demand switch connectors. Check for continuity between the terminals.
To program an entirely new key or spare, insert it into the slot and set the ignition to ON. The key should remain in the ignition for around five seconds and then switch off. The information from the key will be saved to your car's computer and the new fob will be able to start your car in the future. You can program as many fobs as you desire but only one can be used at any certain time. This will stop unauthorized individuals from stealing your key and getting access to your car. You can purchase a replacement key fob online, however you'll need to visit an authorized locksmith or dealer to have it cut and programmed.