Nissan Car Key Replacement

Nissan key fob batteries 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 require your keycode, which you must keep in a safe location and must match the one of your car.

Transponder Keys

Transponder keys are typically found in modern vehicles. They are equipped with an RFID microchip that transmits a unique vehicle code when keys are inserted into the ignition. It is designed to ensure that only the correct key is able to start the engine, and to prevent theft. Contact your local dealer or locksmith to view a demonstration of this technology.

When the transponder key is inserted into the ignition, it transmits a signal to the chip within the vehicle's engine control unit (ECU). The ECU determines if the code on the key corresponds to the digital serial number of the ECU. If it does, the ECU will release the immobilizer to allow the engine start. If the code doesn't match with the code, the ECU will block the engine from starting.

The keys are more expensive than traditional keys but provide additional security. The cost of these keys is higher than traditional metal keys however they offer more security.

Many people wonder if is possible to duplicate the transponder-key by themselves. The answer is yes. However, it's best to leave it up to auto locksmiths. The process may differ depending on the make and model of your vehicle.

Mechanical Keys

Many older Nissan automobiles came with mechanical keys. These traditional metal keys were not equipped with remote functions, and could only be used to unlock the doors of the car and the ignition cylinders. A locksmith can replace the internal components of a broken key or a damaged case to create a key replacement that works like new. A reputable and certified auto locksmith should also be able to cut you a new key for a much lower cost than the dealership will charge.

There are various kinds of mechanical keys that each have its own unique replacement car keys nissan process. Linear switches have an actuation chart that is linear, for example. This means that, as you push the key down it will move a certain distance until it reaches the stopper or activates an internal spring. The switch will send a signal to start the car once the key is introduced into the ignition.

Intelligent keys have an embedded chip that communicates with the computer system of the vehicle. If you lose your key it will have to be replaced with a brand new one programmed to work for the vehicle. This requires a higher level of technology for keys that is only available through an automotive locksmith who is specifically trained, and will cost you more than a standard replacement key you can purchase from the dealership.

Key Fobs

Since the end of the 1990s, key fobs have been a common feature in most automobiles. They allow you to unlock, lock and arm the car's alarm with a pressing of a button. Many people believe that these systems are safe enough that only those who knows your code can steal your car. Unfortunately, this is not always true. In a few simple steps, even the most sloppy of people are able to exploit these systems.

If your Nissan's key fob doesn't function as it should, you might require replacing the battery. The rechargeable CR2025 as well as CR2032 batteries that are used in the majority of key fobs last about two years. Check the owner's manual for the correct procedure if not sure how to replace the battery.

If your key fob doesn't work due to a more serious issue, it might have to be replaced or programmed. These problems may be more complex than an easy replacement of the battery and could require the assistance of an auto locksmith. Some companies specialize on replacing and repairing intelligent keys and will provide you with a OEM intelligent key at a cheaper cost than the dealer. They are also able to come to your house, preventing you from having to leave your vehicle at a service center. They are open 24 hours a day seven days a week.

Remotes

There are some Nissan models that feature a remote keyless entry system which makes use of the key fob to open your door and/or start your engine. It is recommended that you have a Spare Nissan Key for the event that yours gets lost.

A functional replacement key fob will help you avoid the cost of an expensive tow to the dealer, as well as the high cost of replacing the ignition keys that you lost. Fobs emit frequencies that communicate with the computer in your vehicle to perform tasks such as locking and unlocking doors and trunk release, as well as sounding panic alarm.

Browse our assortment of Nissan key fobs for replacement to find a match for your specific model and year. You can also buy a pre-programmed key fob which is a less expensive option. Choose the right style as many look alike and can cause problems if not compatible. Online sellers that provide preprogrammed keys usually require proof of registration or ownership to verify authenticity. Websites that don't request this information could be a scam.