Nissan Car Key Replacement

Replacing the Nissan key fob battery is usually a quick and simple process. But first you'll need to know if your car uses an intelligent fob, push to start button or regular remote/non-transponder key.

You'll also need the key code that should be kept in a secure place and should match the one that came with your vehicle.

Transponder Keys

Transponder keys can be found in modern vehicles. They feature an RFID microchip that transmits a unique vehicle code when the key is put in ignition. It is designed to ensure that only the correct key can be used to start the engine and stop theft. If you'd like to know more about the technology's working call your local locksmith or dealer for a demonstration.

When the transponder gets inserted in the ignition, the key transmits an electronic message to the chip that is inside the engine control unit (ECU) of the vehicle. The ECU determines if the code on the key matches the serial number digital of the ECU. If it does, the ECU disengages the immobilizer to allow the engine to start. If the code doesn't match then the ECU will block the engine from beginning.

These keys are more costly than traditional keys made of metal, but they are safer. However, car thieves have adapted over time and found ways around this anti-theft measure, so the extra cost won't keep them from doing anything.

Many people wonder if it is possible to duplicate the transponder keys themselves. The answer is yes. But, it's better to leave it to auto locksmiths. Furthermore, the procedure can differ based on your vehicle's make and model.

Mechanical Keys

A lot of older Nissans had mechanical keys. The traditional keys made of metal did not have remote functions and were used to open the doors of the vehicle and the ignition cylinders. If your key is damaged or breaks, the case is damaged, a locksmith will generally replace the inside components and make a replacement that works as good as new. A licensed and reputable auto locksmith can also cut the key at a less cost than a dealership.

There are several different types of mechanical key each with its unique method of replacement. Linear switches, like are equipped with a linear actuation graph. This means that when you press the key down it will move down a certain distance until it hits an obstruction or triggers an internal spring. The switch will send the signal to start the car once the key is introduced into the ignition.

Intelligent keys are equipped with an electronic chip that communicates with the computer system of the vehicle. This means that if you lose your key it will have to be replaced with a brand new one that has been programmed to work with your particular vehicle. This requires a more advanced key technology, only available through a specialized locksmith for cars. It is more expensive than a standard replacement key at the dealership.

Key Fobs

Since the late 1990s key fobs have become a standard in the majority of automobiles. You can unlock, lock and arm your car's alarm system with the touch of a button. Many people believe that these systems are so secure that only a person with your keycode can leave your car. But this isn't always the case. In a couple of easy steps, less scrupulous people can take advantage of these systems.

It's possible to replace your Nissan key fob's battery if it's no longer functioning correctly. Most key fobs have rechargeable CR2025 or the CR2032 batteries, and they usually last about two years. Consult your owner's guide for instructions if you are not sure how to change the battery.

If your key fob isn't working due to a more significant issue, it might have to be replaced or programmed. These issues can be more difficult to repair than replacing a battery, and might require the assistance of a professional auto locksmith. Certain locksmiths specialize in replacing and repairing smart keys, and can offer you an OEM smart key at a much lower price than the dealership. They are also able to come to your house, preventing you from having to leave the vehicle at a garage. They are available all hours of the day all week.

Remotes

There are some nissan key repair models that have a remote keyless entry system, which utilizes the key fob to open your door and/or start the engine. A spare key in case you lose your key is highly recommended.

A working replacement key fob can save you the expense of an expensive tow to the dealer, as well as the high cost of replacing your lost nissan car key ignition keys. Fobs emit frequencies that communicate with the computer of the vehicle to perform tasks such as locking and unlocking doors or trunk release, and alarms that sound panic.

Browse our selection of nissan keys replacement key fobs to find the perfect one for your particular model and year. You can also purchase one that is pre-programmed for an even lower cost. Make sure to select the correct style, as several look similar and may cause problems if they are not compatible. Online sellers who offer preprogrammed key fobs usually require evidence of ownership or registration to prove the legitimacy of the offer. Sites that do not ask for this information may be a scam.