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How to Fix Common Mazda 3 Key Problems

The Mazda 3 is an elegant compact car that has a luxurious interior and a responsive handling. It's also a fantastic value when compared to other small cars available.

Lost keys can be a major troublesome. It can be expensive to replace spare keys and taking your vehicle to a dealer to reprogram your key.

Keys not locking or unlocking the doors

It is dangerous leaving doors unlocked particularly when the vehicle is moving. If the door is opened when the vehicle is moving it can cause passengers to fall out or suffer injuries. To avoid this it is recommended to keep your keys away from children. Children may fi nd them intriguing and enjoy playing with them, which could cause the power windows or other controls to operate and even cause the vehicle to move.

If you notice that the key fob isn't able to unlock or lock the doors, the battery might be dead. The button cell battery that is in the key fob is limited in its lifespan, so it is vital to replace it regularly. A good battery will last between two and three years. When replacing the battery, it is crucial to use a battery with the same size and voltage as the original one.

Another reason that the key fob may not be working is a key pairing issue. It could be that the key fob was not connected correctly with the vehicle when it was first purchased. In this situation the dealer will have to reprogramme it. Fortunately it can be done in under a minute. The dealer can also reset any residual electric current in the onboard computer. However, this will not make the key fob more able to lock or unlock doors.

Dead coin battery

It's possible that your battery is dead if your key fob won't turn on or unlock your car. This is a frequent issue however it can be easily fixed. You can replace the battery on your own, saving going to the dealer. The process is easy and requires just two tools.

Then, press the auxiliary key button on the back of your Mazda flip key. This will open the auxiliary metal key and allow you to take it off. Once the metal auxiliary key is removed, you'll notice there is a slot on both sides of the fob case. Start with one side of the case and work your way around using a tape-wrapped screwdriver. Gently pry the two halves of the case and put them aside.

Now you'll have a clear view of the battery on the key fob and can therefore replace it. It is important not to damage the rubber ring on which the battery is fixed. When the battery is replaced, you can reassemble the case and enjoy your new key fob!

Most stores that sell batteries also carry a replacement battery. Look for a CR2025 coin cell battery. These batteries are usually used in watches and calculators however they can also be found at auto parts stores and on the internet. Switching the battery in your Mazda 3 is easy and quick, and can save you money when you travel to the dealership.

Key Pairing Issue

If your Mazda 3 has been working for a while, but then suddenly stops it could be because of the remote keyless receiver module. This could occur when the internal chip of the key fob is damaged. This may be due to a number of factors, such as dropping the key or being exposed to water.

The key fob's electronics are protected by rubber seals so a splash of rain should not damage them. However, submerging it in ocean or pool water is the most serious risk because the highly conductive nature of salt can harm the electronics.

If your key fob does not work, you may need an upgrade to the battery. You can find a variety of third-party batteries available on the internet. It is important to keep in mind that these batteries might not be compatible with your mazda keyless Entry remote 3. It's best to buy from a dealer in order to be sure that it works with your Mazda 3.

After you've replaced your battery your key fob should be functioning again. If the remote doesn't respond when you press on the lock button, it is likely that the key is stuck in power saving mode. To get it out of this mode you'll have to press the button five times and then hold it down until the red light flashes.

Reprogramming the key

The keyless entry system on a Mazda allows you to unlock and start the car without using the standard key. It's a great benefit however the process of reprogramming your remote or key may be difficult for some. It also requires a specific machine that only the dealer or an automotive locksmith can access. The machine is connected to the computer in the vehicle and begins the programming procedure for the new key or remote.

The first step is to ensure that you have at minimum two keys that are compatible for the Mazda. Then you can begin the reprogramming of an existing key. Initially the functions of the new FOB are turned off to safeguard the car from theft. Once you have reprogrammed your new key, these functions can be activated again.

You can now use the new mazda key fob key to turn on the ignition as well as to open the doors. Check it out first to make sure it works. Keep a spare set of keys if you're worried about losing your keys.

It's easy to add the spare Mazda key. Just follow these steps and you can save a significant amount of money, as you don't have to pay the dealership to complete the task for you. This will save you money on towing costs and an extra key.