Mazda Dealership Key Replacement
Mazdas have special key fobs that have an individual code that helps protect against car theft. These key fobs are expensive and cost up to $150 at a dealership.
Make sure you have a spare set of keys that work before having yours replaced. To do this, remove the battery cover from the key fob. Then, you can place the new battery with the positive side (+) facing upwards.
Cost
If you lose or damage your Mazda car key, you can have it replaced at the dealership. The cost of obtaining them from a locksmith or independent auto dealer can be a lot more costly. There are a few variables that determine the cost of the replacement key. First the type of vehicle you drive will impact the cost. You should also be aware of if keys have been lost or stolen.
You may be able depending on your circumstances and the key fob you are using to save money by replacing the battery yourself. You can buy a replacement battery at an hardware store or online for around $10. It's also easy to replace the old one. If you own a Mazda equipped with a proximity-key, this procedure could be more expensive.
For instance, if you have an 09 R3 You can purchase the prox card with no key that can hold two keys. This is less expensive than acquiring the dealer program or key. It is also simpler to use than the standard fob. The only drawback is that you need to have a functioning key or at the very least a proxy card to program it.
Time
You can get a new Mazda car key made at your local Mazda dealership if you have lost or stolen one. Dealerships usually have blank programmable chips keys available, and will make you a working replacement. If they don't have a key in stock, you might have to wait for a few days to be ordered. It could cost between $200 to $250.

You can also engage an auto locksmith to design a replacement for your Mazda. They usually cost less than dealers and often make a working key on site. It is nevertheless important to know whether your car requires key programming. Certain Mazda models have remotes and key fobs that require an exact computer chip that can only be programmed by a certified dealer or locksmith.
Mazda continues to develop innovative and intuitive technology for their vehicles, such as the key fob. This piece of hardware allows you to start your vehicle or access it with the push of a key. But if it happens to die on you while out and about in Stroudsburg, Easton, or Brodheadsville it is essential to be able to open the Mazda key fob to change its battery.
First remove the auxiliary key from the Mazda key fob case. There are two slots on each side of the case. Be cautious not to snap or crack the case while prying it open using a tape-wrapped screwdriver. Replace the old battery with a new one, ensuring that the positive (+) face of the battery is facing up.
Safety
Mazda key fobs may appear basic from the outside, but they're actually quite intricate pieces of electronic circuitry. They are coded to your car model and contain a transponder. If you've lost your keys or need a spare, you can visit the dealership to have one made. The dealer can duplicate the key that is already in use and program it while you are waiting. The key can also be used with another similar vehicle as long as the ID and part numbers are the same.
Before you begin the replacement process, it's essential to be aware that the procedure is not without risk. First, you'll need to remove the metal auxiliary button from the back of the case. After removing the auxiliary key button made of metal there will be a slot on either side of the case. These slots are large enough to use an unwrapped flathead screwdriver that has tape to open the case. Place mazda 5 key replacement in a safe location after you've finished.
After you've removed the cap from the battery, you can replace it with a compatible replacement. Be sure to choose an identical battery kind as the original since it's vital to ensure that your key fob is functioning correctly. Place the new battery inside the key fob with the positive (+ side) facing upwards. After you've done this you can replace the cover for the battery and fob case and press until you hear an erupting sound.
The availability
Mazda keys may appear simple, but they're actually microchips that guard your vehicle from theft. They are therefore expensive to replace if you lose or break yours. However, a locksmith may be able to assist you save money by cutting and programming the spare key. They are also more flexible than dealers, since you can get the keys at any time of day or at night.
Replace the battery on your Mazda key fob in the event that it begins to fail. It won't be without an automobile key. To replace the battery, you will require disassembling the key fob. This can be accomplished by taking off the plastic cover with a screwdriver, and then using the corners provided to break it off. Then, you can remove the old one and replace it with the new battery. Make sure that the positive side is facing upwards. Make sure the rubber ring is replaced and that the fob is assembled correctly.
You can also contact an expert locksmith to cut and program a brand new Mazda key. This method is not as reliable, and could result in a faulty or damaged key. The locksmith in your vehicle will require the VIN number and other details about your vehicle to identify the correct key.