How to Add, Change, and Reprogram a Mazda 3 Spare Key

Whether you dropped your key fob on the ground or it stopped working, it's recommended to keep an extra key in your pocket. This article will show you how to add, change or reprogramme the Mazda 3 keyfobs.

A word of caution Some keys require programming by a locksmith professional or dealer, whereas other keys don't. Make sure you only use genuine 2006 mazda 6 key fob replacements for your key fob.

How do you add an extra 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 is still the option of adding another key. You'll need to use the flathead screwdriver, as well as the CR2025 replacement mazda key battery. Once you have these items, it's time to access the key fob and change the battery. First, locate the button that allows you to release the key. The button is located on the underside the metal portion. It's easy to locate. Once you hit the button, the cover should fall off right away. Then, you can insert the screwdriver's head into the notch or spacing at the top of the metal piece and pull it away.

Insert your spare key or a new one into the slot after taking out the accessory key. Set the ignition ON and wait for about five seconds, then turn it to OFF. This will add the new key's information into the system, allowing it to start your vehicle in the future.

You can only program three keys into your Mazda 3. You don't want to have to use more than two keys to start your vehicle. This is a safety precaution that is designed to block unauthorized users, such as valet drivers from activating your key and starting your car.

How do you reprogram an unrepaired key?

It's a smart idea to learn how you can reprogram an extra key in the event that your original key is lost or stolen. This will keep unauthorised persons from opening your car or stealing it. This procedure should work with any mazda key fob repair (potter-Bennedsen.technetbloggers.de), though you'll need two keys working to begin the reprogramming. If you don't have two functioning keys, you'll need to take your vehicle to the dealership to complete the process.

Start by stepping into driver's seat and close all the doors, except the one that is open. Turn the ignition on and then insert the first working key. Wait five seconds before removing the key. Repeat with the second key.

After you finish programming your new key, you'll have 3 keys that allow you to start your car in the near future. Before placing each key in storage, make sure that it's working correctly.

It's a good idea buy a spare Mazda 3 key fob, especially if you're a driver who is prone to losing keys or has other issues with it. You can find one online or at your local automotive store, but be sure to read the reviews before buying so you can avoid purchasing one that's not compatible with your vehicle.

How do I change the battery on a spare Key

There's nothing more frustrating than discovering that the battery in your key fob has failed and you are unable to unlock your car. It's not a problem to replace the battery and save some money at the dealership.

The first step is to press the auxiliary button on the back of the key fob. This will release the key made of metal and reveal a slot on each side of the case. Press the flathead screwdriver into one of these slots and gently pry apart the two halves of the case. Once the battery is fully exposed, remove it and put it away somewhere you won't forget it.

Before you begin, be sure that you have a new replacement battery. They can be bought at any store selling batteries or from a Mazda dealer in Winter Garden. Using the right type of battery will ensure that your key fob is working properly.

Next, put the new battery in place and replace the battery cap. Be careful not to damage the small rubber ring that the battery rests on. Press the two halves together until you hear the click.

How to Reset a Keyless Entry System

The key fob inside your Mazda 3 is not only a convenience, it's also an important security feature. If you lost your key or had it stolen, the car will not start, even if you have the spare fob. The key fob must be reset by the dealer to make it work again. It can be a frustrating and costly experience. Therefore, it's recommended to know how to reset the system.

To reset the system, unplug the battery for 15 minutes. This will remove any residual electricity in the on-board computer. Next, disconnect the LF-ECU and demand switch connectors. Check for continuity between the terminals.

Place the key in the slot and turn on the ignition. Switch off the ignition after about five minutes. The key's information has been stored in the car's computer and the new fob can start your vehicle. You can program up to three fobs however, you should only use one at each time. This will prevent unauthorised people from stealing your keys and getting access to your car. You can purchase a new key fob online, but you'll still need to visit a locksmith or dealer in order to have it cut and programmed.