How to Add, Change, and Reprogram a Mazda 3 Spare Key
If you've dropped your key fob on the ground or it stopped working, it's a good idea to have a spare key on hand. This article will teach you how to add, alter, and reprogramme your Mazda 3 keyfobs.
A word of warning Certain keys require programming by a locksmith professional or dealer, whereas others don't. Make sure to make use of official Mazda replacements for your key fob.
How to add an additional key
If you're unable to find a spare key from the dealership when you purchase your Mazda 3 or accidentally break your current one do not fret -- there's still an option to make another key. You'll need the flathead screwdriver, as well as an CR2025 battery. Once you've got the tools and are ready to remove the key fob and swap the battery. First, locate the auxiliary key release button. The button is beneath the metal part. It's easy to locate. Once you hit the button, the back cover should be removed immediately. Then, you can insert the screwdriver's head into the notch or space at the top of the metal piece and then pull it off.
Insert the spare or new key into the slot after you have removed the additional key. Set the ignition ON and wait for approximately five seconds, and then turn it to off. This will register the new key's information to the system, allowing it to start your vehicle in the future.
You can only program three keys in your Mazda 3. The last thing you want is to have more than two working key fobs but not be able to get your Car Key Replacement Specialist started. This is a security measure designed to prevent unauthorised users, like valet drivers, from activating your key and starting your car.
How to Reprogram a spare key
If you have a spare key, it's a good idea to know how to program it if the original key you had is stolen or lost. This will stop unauthorised people from getting into your car and causing damage to it. This process is compatible with any mazda cx 5 key replacement, though you'll need two keys that work to begin the reprogramming. If you don't have two working keys, it's best to take your mazda 6 keys locked in car to a dealer to get this done.
Begin by putting yourself in the driver's seat and closing the door, except for the one that's opened. Put the first working key into the slot, and then set the ignition to the ON position. Take five seconds before removing the key. Repeat with the second key.
After you've completed programming your new key, you should have three keys that you can use to start your vehicle in the future. Before you store each key, make sure that it's working correctly.
It's a good idea buy a spare mazda 6 key fob 3 key fob, particularly if you're a driver who is prone to losing keys or has other issues with it. You can buy one online or at your local automotive store, but be sure to read the reviews before buying so you aren't purchasing a key fob that's not compatible with your vehicle.
How to Change the Battery on a Spare Key
There's nothing worse than finding that the battery in your key fob has been damaged and you're unable to unlock your car. It's a good thing that it's simple to replace the battery and save some money at the dealer.
Press the auxiliary button on the back of the keyfob. This will take out the metal key and reveal an opening on each side of the case. Put the flathead into one of these slots, and then gently pull the two halves of the case apart. When the battery is fully exposed, remove the case and put it somewhere you will not forget about it.
Before you start, make sure you have a new replacement battery. They can be bought from any store that sells batteries or from a mazda keys dealer in Winter Garden. The right kind of battery is essential to ensure that your key fob functions correctly.
Next, put the replacement battery into place and replace the cap on the battery. Be careful not to damage the small rubber ring that the battery is placed on. Finally, press the two parts of the key fob together until you hear the sound of clicking.
How to reset the system's Keyless Entry System
The Mazda 3 key fob is not just a piece of equipment for convenience. It also serves as a security feature. The car won't start if your key is stolen or lost, even if you've got an extra fob. This is because the key fob needs to be reset at the dealership in order to function properly. This can be a painful and expensive ordeal. Therefore, it's best to know how to reset the system.
Remove the battery from the system for 15 minutes. This will eliminate any remaining electrical current from the computer on board. Then, disconnect both the LF-ECU connector and the demand switch connectors. Check for continuity between the following terminals:
Put the key in the slot, and turn the ignition ON. Keep the key in place for about five seconds, then switch it off. The key information is now transferred to the computer of your vehicle and the new fob can start your vehicle. You can program up to three fobs, however, you must only use one at each time. This will stop unauthorized individuals from stealing your key and getting access to your car. You can buy a new keyfob online, but it must be cut and programmed by a dealer.