replacement car key nissan are simple to replace. 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 your key code which should be kept in a safe location and should match with the one that came with your vehicle.
Transponder Keys
Commonly found in newer vehicles Transponder keys typically contain an RFID microchip in the key that transmits a unique code to the car whenever it is placed in the ignition. It is designed to prevent theft by ensuring that only the right key can be used to start the vehicle. Contact your local dealership or locksmith to see a demonstration of this technology.
When the transponder key is placed in the ignition, it sends an electrical signal to the chip within the engine control unit (ECU). The ECU then examines whether the code on the key matches with its own digital serial number. If it does, the ECU removes the immobilizer so that the engine can start. If the code does not match, the ECU will refuse to accept it and stop the engine from starting.
They are more expensive than the traditional metal keys, but they provide greater security. However, car thieves have adapted to the changing times and have found ways around this security measure therefore the extra cost will not deter them entirely.
Many people are wondering if they can copy a transponder key at home - the answer is yes, but it's best to leave it to a professional auto locksmith. Additionally, the process could vary based on the vehicle's model and make.
Mechanical Keys
Many older Nissan automobiles were equipped with mechanical keys. The traditional keys made of metal did not come with remote functions and were only used to open the doors of the vehicle and the ignition cylinders. Locksmiths can replace the inner components of a damaged key or a damaged case and create a key replacement that works just like the original. A reputable and experienced auto locksmith can also cut you the key at a less cost than the dealer.
There are a variety of mechanical keys that each have their unique method of replacement. Linear switches have the ability to operate in a linear manner, for example. When you press the switch down it will move until it reaches a stopper. When the key is pushed into the ignition, the switch will send an indication to the car to start it up.
Intelligent keys have a chip in them that communicates with the computer system in your vehicle. This means that if you lose your key it must be replaced with a brand new one that is programmed to work with your particular vehicle. This requires a more advanced key technology that is only accessible through a specialized locksmith for cars. It will cost more than a standard key replacement at the dealership.
Key Fobs
Since the mid 1990s, key fobs have been a common feature in almost all cars. You can unlock, lock or arm your car's alarm system with the touch of a button. Many people believe that the systems are secure enough that only someone who knows your key code can leave with your vehicle. Unfortunately, this is not always the case. It's possible for less scrupulous individuals to profit from these systems in just a few steps.

You may need to replace your Nissan key fob's battery in case it's not working correctly. Most key fobs have rechargeable CR2025 and CR2032 batteries, and they usually last about two years. If you're not sure of how to replace the battery, refer to the owner's manual for instructions.
If your key fob isn't function because of a serious issue, you might need to replace or program it. These problems can be more difficult to fix than an easy battery replacement and they may require the help of a professional auto locksmith. Certain companies specialize in replacing and repairing intelligent keys, and can provide you with an OEM intelligent key at a price lower than the dealer. They can also deliver the key to your home and save you from having to leave the vehicle at a garage. They are open 24/7, 7 days a weeks.
Remotes
Certain Nissan models have a remote keyless system that uses a keyfob to open the door and/or start your engine. It is recommended that you have a spare in case yours is lost.
A working replacement fob for your key could save you the expense of an expensive tow to the dealer, as well as the cost of replacing your lost ignition keys. Fobs emit frequencies that communicate with the computer of the vehicle to perform a variety of tasks, including locking and unlocking doors, activating trunk release or alarms that sound panic.
Explore our range of Nissan key fobs to find the right one to match your year and model. You can also buy a pre-programmed fob for the same price. Choose the correct style since many look alike and could cause problems if not compatible. Online sellers that offer a preprogrammed key fob usually require evidence of registration or ownership to verify legitimacy. Be wary of websites that don't require these details and could be frauds.