Replace Toyota Car Key Batteries
If your Toyota key fob is running slow, it may be time to replace the battery. Replacing the Toyota key fob battery is a simple procedure, but you'll need to remove the case.
Dealers and locksmiths with professional experience offer key replacement services. They are focused on speed and accessibility, simplifying the process for customers.
Rekeying
If you're having issues with your car key fob, a quick solution can save you the trouble of replacing the entire device. Rather than buying a new key fob or relying on a less reliable option You can get your Toyota keys rekeyed to work with another existing key. This procedure is simple and inexpensive, and it's an excellent way to ensure that nobody else can access your vehicle.
The car key is made up of a variety of components which include a chip that communicates with an immobilizer system. Key fobs also contain the receiver and a physical key and codes that permit it to control your car's ignition and locks. It's important that you repair these parts as soon as possible when they malfunction so that you are able to drive safely.
Depending on the reason for your problem, it may be required to replace the entire key fob or only internal components like the battery or transmitter. There are many options available when it's time to replace your Toyota key. You can choose the one that works best for you.
You can get your Toyota keys rekeyed by a professional locksmith or visit a local dealer to get a new set created. Regardless of which route you take it's essential to provide the locksmith with all relevant information regarding your Toyota vehicle, including the model and year. The dealer will also have to verify that you're the owner of the car before they cut a new key.
Rekeying your Toyota keys is less than replacing them completely. This procedure involves changing the code that controls a lock to match a different key, so it will only open with the new key. This is useful if you are using an extra key or if the keys you have used before are worn out.
If you have a key that has been rekeyed, it will still function normally as long as the electronics inside are working correctly. However, if you've lost your keys or it's been stolen, you'll need have the key fob replaced entirely.

Transponder Chip Replacement
If your Toyota car key is equipped with transponder, you'll need to replace it as soon as the immobiliser system in your vehicle is unable to recognize it when you insert it into the ignition. The transponder in the key transmits an unique code that is verified by the computer in the vehicle. The system will not allow the car to start when the code is not valid.
A transponder-equipped key is more effective at deterring theft than a regular remote head key. However it doesn't make the vehicle impossible to be stolen; if an experienced or determined thief knows how to work with these systems, they can still hot wire a car that is equipped with a transponder and then turn it on.
If the chip fails to work, it can be easily replaced by a locksmith or a local car dealership. The key fob must be removed and the green circuit board in the case removed. A new battery can be installed inside the case and the key fob must be shut and tested to ensure it works properly.
You can access the key fob yourself by using the built-in blade or a flat screwdriver. Both tools fit in the tiny slot on the case. Once you have access to the green circuit board, take note of the kind of battery it is using (most models will use a CR2032 type battery), and then replace it with a different one. Close the case, and test it, and you are good to go.
While G28CarKeys is fairly costly to replace, it is much less expensive than having the entire key cut and programmed. While many automotive dealers charge a premium for the replacement of keys that are damaged or lost however, you can get an affordable price by hiring a professional locksmith or a private car locksmith. It is essential to provide as much detail as you can about the vehicle including the model, make year, year, and VIN, when contacting either of these companies to request the replacement.
Key Fob Battery Replacement
If your key is working but doesn't start your car, you may need the replacement. You can replace the battery yourself if you are familiar with how to do it, or you can visit your local Toyota dealership for a quick and affordable service.
Remove your key from the fob. If it doesn't come out easily, you can use a latch or a button to open the case. You may require a flat tool or a screwdriver to get in. If you're using a screwdriver, insert it into the little notch on the side of the fob and twist. Once you've opened the case, look for tiny circuit boards with an integrated battery. Make note of what kind of battery you find and where it is in the case, so that it can help you find the replacement. It's a good idea snap a picture of it with your phone to use as a reference later.
Most key fobs take one coin-style battery, usually a CR2032-type battery found in the majority of hardware stores or big box retailers. Replace the old battery, ensuring that you insert it in the correct way. If the lock/unlock/start buttons do not work, try opening the unit and check if the new battery was installed correctly.
When you are ready to put back together your key fob, make sure the clip covering the battery is closed. If not, open the case once more and lift the clips using a screwdriver. Be careful not to damage the case, or any of its components. Particularly the small plastic clip which holds the battery. Certain key fobs have clips over the circuit board, so make sure to gently lift them and not force them.
Once you're done take the two pieces of the key fob together and test it. If it still doesn't work you'll have to take your owner's guide to a battery expert or a dealer to get assistance. You may be able to buy a replacement fob from the dealership, however it will cost more than having it rekeyed.
Lost Key Replacement
It's best to call a locksmith or dealer as soon as you lose your car key. In the beginning you'll need all the information about your Toyota including its model, make, year and VIN. You'll also require an ID with a valid photo and evidence of ownership. Once you've got the necessary information, you can start the process of requesting a new Toyota car key.
Getting a new key or fob for your Toyota is more complicated than you think. The procedure requires specialized programming to connect with the immobilizer system in the vehicle. This will prevent unauthorized hot-wiring as well as theft of the car. The dealer will have to utilize a computer to program your new key to disable the engine immobilizer. This is a security feature that keeps anyone from getting your car started without a key.
Transponder chips are embedded on the keys of a majority of modern automobiles to stop theft. Toyota was among the first automakers to utilize this technology. This makes their cars safer than ever. However, this technology has made it more difficult to obtain replacement keys, and should you lose your sole key, it will cost more to replace it than it would in the past.
The simplest way to obtain an additional key is to go to the dealership. They'll need the key code number and the VIN which is found in your owner's certificate or on the driver's door jamb. The dealer will deactivate the engine immobilizer and make an entirely new key for you and you'll be able to drive in a few hours.
You can also buy an extra Toyota key on eBay or in some automotive stores. However, it will be more difficult to program it with the safety features in your car. The spare key might not be compatible with your car's transponder chip, which can cause issues with the immobilizer.
It's always recommended to keep a spare Toyota car key in your pocket, to ease stress in the event you lose your keys or lock them. Check your insurance policy for insurance coverage for keys lost. This could help you recover costs associated with purchasing a new key. It's also an excellent idea to compare costs between different providers and make sure you're not paying too much.