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How to Add, Change, and Reprogram a Mazda 3 Spare Key
Whether you dropped your key fob on the ground or it just stopped working, it's recommended to keep a spare key on hand. This article will go over everything you should be aware of when the process of adding, changing, and changing your Mazda 3 key fobs.
A word of caution Certain keys need to be programmed by a professional locksmith or dealer, while other keys don't. Make sure you only use official Mazda replacements for your key fob.
How to Add a Spare Key
If you're not lucky enough to receive a spare keys from the dealership when you buy your Mazda 3 or accidentally break the one you have, don't worry -- there is still the option of adding another key. To accomplish this, you'll require an inexpensive flathead screwdriver as well as an CR2025 battery that's new. Once you've got the tools then it's time to access the key fob and replace the battery. First, locate the auxiliary key release button. It's located on the underside the metal part. It's easy to locate. Once you hit the button, the cover should slide off immediately. Then, place the screwdriver head into the notch at the top or the space, and pry the metal part off.
Insert your new or spare key into the slot after you have removed the additional key. Set the ignition ON and wait for about 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 know that you can only program up to three keys for your Mazda 3. The final thing you want is to have more than two working key fobs but not be in a position to get your car started. This is a security precaution that is designed to block unauthorized users, like valet drivers from activating your key and thereby starting your car.
How to Reprogram a Spare Key
It's a good idea to know how you can reprogram an extra key in the event that your original key is lost or stolen. This will stop unauthorised people from abusing your vehicle and re-starting it. This will work with any Mazda. You will require two keys that are functioning for the reprogramming to begin. If you don't own two keys that function, it's best to take your vehicle to a dealer to have this completed.
Begin by getting in your driver's seat, and closing the door, except for the one that's opened. Place the first working key into the slot, and then turn the ignition to the ON position. Wait for five seconds, then take the key out and repeat the procedure with the second working key.
After programming your new key, you'll have 3 keys that will work to start your car in the future. Test each key to be sure they're working correctly before placing them away.
You should consider buying a spare Mazda 3 remote, especially in the event that your vehicle is prone to issues. You can purchase one online or in your local auto store. Make sure to look up reviews before you purchase so that you don't get a key fob which isn't compatible with your vehicle.
How do you change the battery on a spare key
It's a nightmare to discover that your key fob is dead and you're not able to unlock your vehicle. It's simple to replace the battery yourself and save money at the dealership.
The first step is to press the auxiliary key button on the back of the key fob. This will remove the metal key auxiliary and reveal slots on both sides of the case. Put the flathead into one of these slots, and then gently pull the two halves of the case apart. Once the battery is fully exposed, remove it and set aside the case somewhere you won't forget it.
Make sure you have an additional battery prior to starting. You can purchase them at any retailer that sells batteries or at an Mazda dealer close to Winter Garden. Using the correct type of battery will ensure that your key fob works correctly.
Replace the battery cap and then put in the new battery. Be careful not to scratch the small rubber ring the battery is placed on. Finally press the two halves of the key fob until you hear a click.
How do I reset the Keyless Entry System
The Mazda 3 key fob is not just a piece of equipment for convenience. It also serves as a security measure. The car will not start if the key is lost or stolen even if you have a spare key fob. The key fob should be reset by the dealer to enable it to function again. It can be a stressful and expensive ordeal. So, it's best to learn how you can reset the system.
Disconnect the battery from the system for 15 minutes. This will eliminate any remaining electrical current from the computer on board. Then, disconnect the LF ECU and demand switch connectors. Check for continuity between the terminals.
Put the key in the slot and turn the ignition ON. Stop replacement mazda key g28carkeys.co.uk after approximately five seconds. The information from the key will be saved to your car's computer and the new fob will be able start your car in the future. You can program as many fobs as you desire however only one should be used at a given time. This will stop unauthorized individuals from stealing your keys and getting access to your car. You can buy a new key fob online, but you'll need to visit a locksmith or dealer in order to get it cut and programmed.
