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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 require your key code which should be stored in a secure place and should match the one that came with your vehicle.

Transponder Keys

Often found in newer cars transponder keys usually have an RFID microchip within the key that transmits a unique code to the car whenever it is installed in the ignition. It is designed to prevent theft by making sure that only the right key is able to start the car. Contact your local dealer or locksmith to view an example of this technology.

When the transponder is put in the ignition, it sends an information to the chip that is inside the engine control unit (ECU) of the vehicle. The ECU will then check to see whether or not the code in the key matches with its own digital serial number. If it does, the ECU then disengages the immobilizer and permits the engine to begin. If the code doesn't match, the ECU will reject it and prevent the engine from starting.

They are more expensive than the traditional metal keys, but they provide greater security. However car thieves have changed over time and found ways around this security measure and so the additional cost won't dissuade them completely.

Many people wonder if you can duplicate a transponder key by themselves. The answer is yes however, it is best to leave it to professionals who can help you. The process can also vary dependent on the make and model of your car.

Mechanical Keys

Many older Nissan automobiles were equipped with mechanical keys. These traditional keys were not equipped with remote functions and could only be used to unlock the doors of the car and the ignition cylinders. If your key is damaged or breaks, the case is damaged, a locksmith can typically replace the internal components and make a replacement that works like new. A reputable and experienced auto locksmith can also cut a key for a lower price than the dealership.

There are a variety of mechanical keys and each one has its particular method for replacement. Linear switches, for instance come with a linear-actuation graph. This means that when you press the key down it will move down a certain distance until it reaches the stopper or triggers an internal spring. When the key is pushed into the ignition the switch will send an indication to the car to turn it up.

Intelligent keys have the chip that connects to the computer system of the vehicle. If you lose your key it will have to be replaced with a fresh one programmed to work for the vehicle. This requires a higher degree of key technology that is only available from a specialized automotive locksmith, and will cost you more than a regular replacement key you can purchase from the dealership.

Key Fobs

Key fobs have become an integral part of many automobiles since the end of the 1990s. You can unlock, lock or arm your car's alarm at the press of a button. Many people believe that these systems are so secure that only someone who has your key code will be able to drive away with your car. However, this isn't always the case. It is possible for less cautious people to take advantage of these systems with the simplest of steps.

If your nissan car keys replacement's key fob doesn't function as it should, you may need to replace the battery. The rechargeable CR2025 and the CR2032 batteries used in most key fobs last for about two years. Refer to the owner's guide for specific instructions if you're unsure how to replace the battery.

If your key fob isn't function due to a major problem, you may need to replace or program it. These issues could be more complex than a simple replacement of the battery, and may require an auto locksmith's help. Certain locksmiths specialize in fixing and replacing intelligent keys and will provide you with an OEM intelligent key at a cheaper cost than the dealer. They can also be at your location, avoiding you the hassle of having to leave your vehicle at an establishment for service. They are also on-call all hours of the day all week.

Remotes

Certain Nissan models come with a remote keyless system that makes use of a keyfob to open the door and/or to start your engine. Having a spare key in case you misplace your key is highly recommended.

A replacement key fob that works could help you avoid having to pay for a tow and the cost of replacing your lost ignition keys. Fobs emit frequencies that communicate with the car's computer to perform a variety of tasks, including locking and unlocking doors or trunk release, and alarms that sound panic.

Explore our collection of Nissan key fobs to find the right one for your model and year. You can also get a pre-programmed key fob which is a cheaper option. Choose the right style as many of them look similar and can cause problems if not compatible. Online sellers who provide a preprogrammed keyfob usually require proof of registration or ownership to verify legitimacy. Beware of sites that don't require this information and may be fraudulent.