How to Reprogram a Mazda Key Fob
Mazda key fobs allow you to control a variety of functions, without the physical key in your hand. When they are working, they can be very cool.
When you press the button on your key fob it sends a message to a receiver unit inside the car. The receiver unit then encrypts the signal and if everything is okay, it performs the desired function.
Programming
Modern key fobs are complicated and difficult to comprehend. They let you lock and unlock your vehicle from a distance. The signal between the key fob and the vehicle is encrypted, making it very secure. It's hard to believe that such a small thing can control your entire vehicle, but it's the truth.
The key fob has a transponder and an antenna that uses radio waves to communicate with the receiver inside your vehicle. The key fob sends an unique code to the receiver in your car whenever you hit the button. This allows the key fob to transmit the signal and not be identified by another person thus it can't be used to start your vehicle.
Mazda key fobs actually comprise two things: an electronic key module as well as a remote control. You'll have to program both components of the key fob if want to be able to start your car. It's a simple process but you'll require some tools.
You'll first have to take off the key fob made of metal. Once you do this you'll see an opening on the opposite side of the key fob's case. Use the tape-wrapped flathead screwdrivers to pry open the case, starting with one side and shifting to the other side. Be careful not to scratch the case by being gentle.
Reprograming
A Mazda key fob is a remote control that can be used to lock and unlock your vehicle. If your vehicle has this option it can also be used to get the car started. They're very useful but they can also be lost. It is essential to know how you can reprogram your Mazda key fob in case you lose it.
The way a Mazda key fob operates is based on radio frequencies. The signal the key fob transmits is encrypted, and therefore protected from unauthorised users. If the signal is intercepted by a third party, your vehicle will not be able start.
You'll require two keys that can be used to reprogram your Mazda key fob. If you don't have spare keys, you'll need to take it to a dealership to be reprogrammed. You'll have to know the code that's written on the plate that is attached to the key set. Note down this code number and store it in a secure place.
Begin by inserting the initial key into the slot. Then, turn the ignition ON. Take the key out after approximately five minutes. Repeat the procedure with the second key that is working. Once the key has been programmed, it can be used in your Mazda. Try it before storing it.
Replacement
Modern day key fobs are able to do more than unlock and start your vehicle. They also serve as a convenience feature, as well as a deterrent to theft. These additional features come at an expense: if lose your key fob, you will need to pay hundreds of dollars.
Some car manufacturers allow drivers to reprogram their key fobs on their own, but this process can vary widely. Owner's manuals will include specific instructions for each model. Keep an extra remote in your glove box or console. Many used-car buyers are willing to pay more for a car that has two functioning key fobs.
Some key fobs, in addition to locking and unlocking your car, also allow you to roll down the windows with a single push of a switch. This is especially helpful on hot days or when you need to let your car breathe before entering it. The fob can also be used to summon your vehicle or to auto-park it, which is useful when you're in a tight spot.
If your key fob is running out of battery, you'll likely receive a message warning you on your dashboard. It's a good idea replace the battery. Remove the metal fob key and note the small slots on either side of case. Make use of a tape-wrapped flathead screwdriver to pry the case open with a gentle force, first on one side and then the other side. Be careful not to scratch the tab that releases the plastic, or you'll have a difficult time putting the case back together.
Disassembly
Modern Mazda vehicles come with a range of conveniences for their owners, including key fobs that allow you to unlock your doors and start your car remotely. The fobs, as with all other gadgets powered by batteries, may be worn out over time. It's essential to know how to replace the Mazda key fob's battery. It's simple and quick. It's also inexpensive. Plus, you don't have to visit the dealership service center in Eagan.
The first step in this DIY Mazda key fob battery replacement procedure is to take the metal plate from the front of the case. The metal plate is engraved with a code stamped on it. It is recommended to keep it in a safe place but not inside your vehicle.
Make use of a tape-wrapped screwdriver open the case starting from one side and then the other. To avoid damage it is recommended to work slowly. After the case has been removed, take the battery out. Be careful not to damage any rubber rings that the battery is seated on.
After taking the old battery and replacing it with a new one and snap on the case. Be sure to inspect the rubber ring where it is, and then replace it if you need to. These batteries can be purchased at your local Rio Rancho auto parts or hardware store, or online through our University Mazda parts department.