How to Add, Change, and Reprogram a Mazda 3 Spare Key
If you've dropped your key fob on the floor or it simply stopped working, it's always a good idea to have a spare key handy. This article will cover everything you need to learn about changing, adding, and programming your Mazda 3 key fobs.
A word of caution Certain keys require programming by a locksmith professional or dealer, while others don't. Only use official Mazda replacements to replace your key fob.
How to add a spare key
You can also add an additional key if you don't have a spare key, or if you accidentally damage your existing one. To accomplish this, you'll require a small screwdriver with a flat head and an updated CR2025 battery. Once you've got these tools, it's time to remove the key fob and replace the battery. Find the auxiliary key release. It's on the underside of the metal component and is easy to find. The back cover should come off the moment you press the button. Then, insert the screwdriver's head into the notch on top or into the space and pull the metal piece off.
After the auxiliary key has been removed, insert the new or spare key into the slot. Turn the ignition on and wait for five seconds, then turn it to off. This will allow the system to recognize the new key and begin your vehicle in the future.
It's important to keep in mind that you can only program up to three keys for your mazda 6 key Fob replacement 3. The most important thing is to have more than two working key fobs and not be in a position to get your car started. This is a safety measure designed to prevent unauthorized users, like valet drivers from activating your key and thereby launching your vehicle.
How to reprogram an unrepaired key mazda
It's a smart idea learn how you can reprogram an extra key in the event that the original key is lost mazda car key or stolen. This will prevent unauthorized people from opening your car or taking it. This procedure should work with any mazda 626 key but you'll need two working keys to begin the reprogramming. If you don't own two keys that function it's recommended to take your Mazda to the dealer to have this done.
Begin by putting yourself in the driver's seat and close the door, with the exception for the one that's open. Turn the ignition on and insert the first working key. For five seconds, remove the key and repeat the procedure with the second key.
After you've programmed your new key, you should have three keys that you can use to start your car in the future. Before saving each key, be sure it's functioning correctly.
You should consider buying a spare Mazda 3 remote, especially in cases where your car is prone to issues. You can purchase one on the internet or at a local automotive store. Be sure to go through reviews prior to purchasing to ensure that you don't purchase a key fob which isn't compatible with your car.
How do you change the battery on a spare key
There's nothing more frustrating than discovering that the battery for your key fob has been damaged and you're unable to unlock your vehicle. Luckily, it's easy to replace the battery and save yourself some cash at the dealership.
The first step is to press the auxiliary button on the back of the key fob. This will detach the key's metal cover and reveal a slot on each side of the case. Press the flathead into one of these slots, and then gently push the two halves of the case apart. Once the battery is fully exposed, take it out of the case and put it in a spot where you'll never forget about it.
Before you begin, be sure you have a brand new replacement battery. They can be bought from any store that sells batteries or from a mazda 2 replacement key dealer in Winter Garden. The right kind of battery is vital to make sure that your keyfob functions properly.
Then, put the new battery in place and replace the cap on the battery. Be careful not to damage the small rubber ring that the battery rests on. Then, press the two halves of the key fob together until you hear an audible click.
How to Reset the system's Keyless Entry System
The Mazda 3 key fob is not just a convenient feature. It also serves as an element of security. If you lost your key or had it stolen the car won't start even if you have the spare fob. The key fob should be reprogrammed by the dealer to allow it to work again. It can be a stressful and costly experience. So, it's best to learn how you can reset the system.
To reset the system, disconnect the battery for approximately 15 minutes. This will eliminate any remaining electric current from the onboard computer. Then, disconnect the connectors for the LF-ECU and the demand switch connectors. Check for continuity between the terminals.
To program a new key or a spare, place it in the slot and turn the ignition to ON. Stop the ignition after approximately five minutes. The key's information will be transferred to your vehicle's computer, and the new fob will be able to start your car in the future. You can program as many fobs as want, but only one should be in use at any specific time. This will prevent unauthorized persons from copying your key and getting ahold of your vehicle. You can purchase a brand new key fob online, but you'll still need to go to an expert locksmith or dealer to cut it and get it programmed.