Toyota Car Keys Replacement
Toyota keys and key fobs are costly to replace because they contain sophisticated technology. This is why Toyota has created a key coverage program called Key Replacement Protection, available as part of the Tire and Wheel protection plan or as a stand-alone product.
You can usually tell whether your Toyota key has transponder chips by taking a look at the metal blade on the other side of the key. You'll see a small dimple or dot there.
Rekeying
A battery failure could be the reason behind your Toyota key fob not responding to your commands. You can purchase CR2032 batteries at La Jolla hardware shops. To replace your key fob's battery first, remove the old one from the case. Then, look for a small hole in the case or underneath the fob. This opening is often a small slot or notch. Insert a thin tool into the slot and then carefully open the case. Lift the circuit board carefully and take out the batteries that were in there. Note down the kind of battery it is and how it fits into the case to replace it in the same manner.
If the key fob's casing is damaged, you'll need to visit your local Toyota dealer. A technician can make a new key and program it to your car. They can also rekey your car's lock, which allows you to use your Toyota key fob with any other compatible key.
You can also purchase from your Toyota dealer a key replacement pack that will cover the cost for cutting and programming a brand new Toyota key and remote if you lose or break yours. The package is available in the form of a bundle with Tire & Wheel Protection or as a separate product and is available during the initial financing of your new Toyota.
Locksmiths and automotive dealers can assist you with key fob replacements or rekeyings however, the process may differ according to what you require. You'll need to provide the year model, model and VIN of your vehicle when you seek the replacement or rekeying. You'll also need proof of ownership, such as your driver's license or insurance card. With a little effort and patience you'll be on your way to benefiting from an effective Toyota key fob.
Transponder Programming
It's important to learn how to program a key fob in a proper manner regardless of whether you've just purchased one or are looking to replace an old one. This will ensure that it is compatible with your Toyota and will give you another key fob in case your original one fails. Follow these steps to finish the job!

Close all the doors and windows of your vehicle. Place your master key in the ignition, without turning. After a couple of seconds, take out the key. Repeat this procedure five times in succession. This will put your car in programming mode. The next step is to enter code number 6 into Tech stream (you can find instructions on You Tube).
It is also necessary to program your new transponder chip. These chips are equipped with a unique number that is specific to your key. This is used to prevent an engine from running in the event of a stolen key. There are several different types of chips in Toyota keys. The most popular are the D chip as well as the G chip and the H chip. The G and H chips are not compatible. If you have a G-chip on your master key it will not work on any key with an H-chip.
After you have programmed your new chip, put it in the ignition and start your car. It will take a few seconds for the security light to stop flashing. Then, you can leave programming mode by opening the door on the driver's side.
Having a spare or replacement key fob is a smart move for any car owner. A second key can prevent you from being locked out of your car in an emergency and also save you money on towing costs. If you've lost your Toyota keys to your car do not fret! You can purchase a new set at your local dealership or use one of the many affordable kiosks that provide key duplication services. If you're not sure about making repairs to your car key yourself, you can always call an experienced locksmith.
Key Fob Programming
Most modern Toyotas are operated with key fobs instead of older models that used physical keys. These devices communicate with the computer in the vehicle to unlock it and start it. The owner can also lock the doors and activate alarms. G28 can be programmed using one or more keys.
You may need to program your Toyota key fob if you're buying the new model or your old one has stopped working. Although the steps for reprogramming are simple however, they can be time-consuming and a bit complicated for those not familiar with the procedure. It is recommended to take your key fob in to an expert to have it programmed, but this can be expensive.
The first thing you need to do is remove the battery. Based on the model it can be done by inserting the key into a slot (Newer Models) or using your fingers or a flat tool (like the mini flathead screwdriver) to make a small notch close to the power button. Once you have the case opened, make sure not to damage the circuit board by gently lifting it. Replace the battery you used with a new one (CR 2032-3V) after removing the old one. The case should be snapped back together carefully.
Once the key fob is returned to its original position, test it to ensure that it's working properly. If it's still not working then open the case once more and conduct a more thorough examination of where the battery has been placed. You should also check the connections to ensure they are clean and not crimped or pinched. Before reprogramming your device, check that all buttons work properly after reseating it.
If your key fob still isn't working, you may have to visit an Toyota dealership to have it programmed. Dealerships have specialized tools to program fobs for your Toyota. They can do the job faster than other alternatives.
Lost Key Replacement
It's an important piece of technology but the key fob on your Toyota car is not indestructible. You might be able to get it replaced by a dealer or locksmith if you lose it or it is damaged. It is important to know your options prior to deciding which place to get a replacement.
If your car's key is damaged or lost it is important to locate the replacement as quickly as possible. This can be done at a locksmith or dealership, depending on how severe the damage is. It's also a good idea to keep a spare key on hand to avoid being locked out of your vehicle in the future.
Toyota began using transponder keys in late 1990s as a measure to stop theft. There have been numerous iterations of these chips, but the most common one is the "D Chip" which is commonly referred to as a 'Dot' key. This key can be identified by a small dot or dimple on the blade of the key, about three times the size of a ballpoint pen.
You'll need to take your key to a locksmith or dealer for a rekeying if it has a D-chip. They can cut the keys based on the vin number, and then program the new chips to communicate with the engine immobilizer of your vehicle. They will also test the key to ensure it locks, unlocks and then starts the engine.
If your key isn't a D Chip, it will require a longer and costly process to get a working replacement. You'll need to bring your VIN along with your registration card and insurance card to the local locksmith or dealer. This will enable them to verify ownership and then cut and program a new key. It's best to call the dealership or locksmith first to see what information they need from you before they start. This will help you save time and money in the final.