How to Fix Common Mazda 3 Key Problems
The Mazda 3 is a stylish compact car that has a smooth handling and luxurious interiors. mazda rx8 key 's also a great bargain for the price compared to other compacts available.
It can be a huge trouble to lose keys. It's not just that you have to pay the dealership to tow your vehicle and reprogramme your key and it could cost you money to replace the spare keys.

Keys not locking or unlocking doors
It is dangerous leaving doors unlocked especially when the vehicle is moving. If the door is unlocked while the vehicle is in motion, passengers may fall out or suffer injuries. To avoid this ensure that you keep your keys out of the reach of children. Children might find them interesting and play with them, which could cause the power windows or other controls to operate and even make the vehicle move.
If you notice that the key fob isn't locking or unlocking the doors, it probably means that the battery is dead. The button cell battery on the key fob is limited in its time span, so it's crucial to replace it often. A quality battery is expected to last between two and three years. When replacing the battery, it is essential to choose a replacement battery with the same size and voltage as the original one.
A key pairing issue may be the reason for your key fob not working. It could be that the key fob was not linked correctly with the vehicle when it was first purchased. In this scenario the key fob will need to be reset by the dealership. Fortunately it is possible to do this in just a few minutes. The dealership can also reset the onboard computer to clear any residual electricity. This won't fix the problem with your key fob's ability to lock or unlock doors.
Dead coin battery
If your key fob isn't working or unlocking your car, it could be because the battery is dead. It's a common problem, but one that can easily be repaired. You can replace your battery on your own and avoid the hassle of going to a dealer. The process is easy and requires just some basic tools.
Then press the auxiliary key button on the back of your Mazda flip key. This will let you take off the auxiliary keys made of metal. Once the metal auxiliary key is removed, you'll see an opening on either side of the fob case. Begin with one side of the case and move around with a tape-wrapped screwdriver. Gently pull the two halves of the case and set them aside.
Now you'll be able to see the inside of the battery on the key fob and can therefore replace it. You don't want to harm the rubber ring on which the battery is placed. After the battery has been replaced, you can reassemble the case and enjoy your new key fob!
You can find an alternative battery in most stores that sell batteries. Find a CR2025 battery. These batteries are often used in calculators and watches, but they can also found at auto parts stores, or online. Making the change to the battery in your Mazda 3 is easy and fast, and will save your money on a trip to the dealer.
Key Pairing Issue
If your Mazda 3 has been working for a while and then suddenly stops and then it's possible that it's the remote keyless receiver module. This is especially likely if the key fob's internal chip is damaged. This could be due to many causes, such as dropping the key or being exposed to water.
Fortunately the key fob's electronic chips are protected by rubber seals, and should be fine with the splash of water. However, submerging it into ocean or pool water is an even more serious issue, as the highly conductivity of salt may cause damage to the electronics.
If your key fob doesn't working, you're probably in need of an entirely new battery. There's a range of third-party batteries available on the internet. However, it's crucial to keep in mind that they might not be compatible with your Mazda 3. It's a good idea buy one from a dealer and ensure it is 100% guaranteed to work with your vehicle.
After you've replaced your battery the key fob will work again. If the remote doesn't respond when you press the lock button, it's likely that the key has been stuck in power saving mode. Press the lock button five times, and hold it until the red light flashes.
Reprogramming the key
The keyless entry system in the Mazda allows you to open and start the car without using the traditional key. It's a wonderful convenience, but the process to reprogramme the remote or key can be confusing for a few people. It also requires a machine that only the dealer or automotive locksmith has access to. This machine is connected the car's computer and initiates the programming process for the new key or remote.
The first step is to have at least two working keys for the Mazda. Then you can begin the reprogramming of a spare key. The functions of the new FOB will be temporarily disabled to safeguard the vehicle from theft. Once you've resettled the new key, you can enable these functions again.
After that, you will be able to use the new key to unlock the doors and start the engine. Try it out to make sure it is working. Keep a spare set of keys around if you are worried about losing your keys.
The process of adding a spare key to your Mazda is a simple process. You can save money by following these easy steps. This can also save you from an expensive towing bill and save money on a new spare key.