How to Fix Common Mazda 3 Key Problems
The Mazda 3 is a stylish compact car with a responsive handling and premium interiors. It's also a good bargain for the price compared to other compacts on the market.
Lost keys can be a real hassle. Not only does it mean you have to pay the dealership to tow your vehicle and reprogramme your keys and it could cost you money to replace your spare keys.
Key not locking or unlocking the doors
It's risky to lock the doors without locking them, especially when the vehicle is in motion. If the door is unlocked while the vehicle is in motion passengers could be thrown out or injure themselves. Keep the keys out of reach of children to avoid this. Children might find them fascinating and want to play with them. This could cause the power window or other controls to operate and even move the vehicle.
If you notice that your key fob is not locking or unlocking doors, it's likely that the battery is dead. The button-cell battery inside the key fob has a finite time of life, which is why you should replace it on a regular basis. A good battery should 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.
Another reason why the key fob may not be working is due to a key pairing issue. It's possible that the keyfob wasn't properly associated with the vehicle when it was purchased. In this situation it must be reprogrammed by the dealer. Fortunately, this can be done within a matter of minutes. The dealership can also reset any remaining electricity in the on-board computer. This will not 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 due to the battery being dead. This is a typical issue, but it can be easily fixed. You can replace your battery on your own and avoid having to visit a dealer. The process is easy and requires just a few simple 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 a slot on either side of the fob case. Start with lost mazda key of the case and move around with a tape-wrapped screwdriver. Gently pry the two halves of the case and put them aside.
You can now replace the battery in the key fob. You don't want to damage the rubber ring that the battery is mounted. After the battery has been replaced, you can put it back in your case, and then enjoy the new key fob.
The majority of stores that sell batteries have a replacement battery. Find a CR2025 coin cell battery. These batteries are commonly used in watches and calculators and can be found at auto parts stores and on the internet. It's simple and fast to change the battery in your Mazda 3. This will save you money by avoiding a dealership visit.
Key Pairing Problem
If you've been driving your Mazda 3 for a long time, but it suddenly stopped working, it may be a problem with the remote keyless system receiver module. This is especially true in the event that the key fob's chip is damaged. This could be due to a number of reasons, including a dropped key or exposure to water.
The key fob's electronic components are protected by rubber seals so a splash of rain will not cause damage to them. Submerging the key fob into the ocean or pool water could be a major problem because the salty water is highly conductive and could cause damage to the electronic components.
If your key fob will not function, you might need new batteries. A quick search on internet will reveal that there are countless third-party replacement batteries. It's essential to remember that they may not be compatible with your Mazda 3. It is recommended to purchase from the dealer to ensure that it is compatible with your Mazda 3.
After replacing the battery, you should be able to utilize your key fob again. If the remote does not respond when you press on the lock button, it's likely that the key is stuck in power saving mode. Press the lock button 5 times and hold it until the red light flashes.
Reprogramming the key
Mazda's keyless entry system enables you to unlock the car and start it without the requirement of an ordinary key. It's a great benefit however, the process of programming the key or remote may seem complicated for some people. It also requires a special machine that only the dealer or an automotive locksmith has access to. This machine is connected to the computer in the vehicle and begins the programming procedure for an entirely new remote or key.
The first step is to ensure that you have at least two keys that work for the Mazda. Then you can move on to the reprogramming procedure of a spare key. Initially, the functions of the new FOB are turned off to safeguard the vehicle from theft. After you've reprogrammed your new key, you'll be able to activate these functions and again.
After that, you will be able to use the new key to unlock the doors and start the engine. It is recommended to test the new key first to ensure that it works. If you're worried about losing your keys, it's an excellent idea to keep a spare key in the back of your hand.
Incorporating a spare car key into your Mazda is a simple procedure. You can save money by following these easy steps. This will also help you avoid a costly tow bill and save money on a spare key.