Nissan Car Key Replacement

Replacing the Nissan key fob battery is usually an easy and simple task. 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 key code, which you should keep in a secure place and should match that of your car.

Transponder Keys

Transponder keys are typically found in more modern vehicles. They feature an RFID microchip that sends a unique code for the car when keys are inserted into ignition. The Keylab Links to an external site. is designed to ensure that only the right key can be used to start the engine and stop theft. Contact your local dealer or locksmith to see the demonstration of this technology.

When the transponder key is placed in the ignition, it transmits an indication to the chip in the vehicle's engine control unit (ECU). The ECU checks to see if the key's code on the key is compatible with the serial number of the ECU. If it does, then the ECU will release the immobilizer to allow the engine start. If the code is not matched to the code, then the ECU will reject the signal and keep the engine from beginning.

The keys are more expensive than the traditional metal keys, however, they are more secure. However car thieves have changed in the past and discovered ways to get around this anti-theft system and the additional cost won't stop them completely.

Many people wonder if you could copy a transponder keys for themselves. The answer is yes, but it's best to leave it to professional auto locksmiths. The process may differ depending on the make and model of your car.

Mechanical Keys

Many older Nissans came with mechanical keys. The traditional keys made of metal did not feature remote functions, and were only able to unlock the doors and the ignition cylinders of the vehicle. If your key breaks or the case is damaged, a locksmith will generally replace the inside components and make a replacement that functions as new. A reputable and experienced auto locksmith can also cut the key at a less cost than the dealership.

There are a variety of types of mechanical keys that each have their own distinct replacement procedure. Linear switches, like come with a linear-actuation graph. When you press the button down, it will move until it comes to the stopper. When the key is put into the ignition, the switch will send a signal to the car to turn it up.

Intelligent keys contain a chip that communicates with the computer system of the vehicle. This means that when you lose your key it will have to be replaced with a new one that has been programmed to work with the particular vehicle. This requires a more sophisticated 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


Key fobs have been an everyday feature in the majority of automobiles since the end of the 1990s. They let you unlock, lock and arm the car's alarm at the pressing of a key. Many people think that the systems are secure enough that only someone who has access to your key code can leave with your car. However, this isn't always true. It's possible for less scrupulous people to take advantage of these systems in just a few steps.

You may need to replace your Nissan key fob's battery in case it's not working properly. Most key fobs are powered by rechargeable CR2025 or the CR2032 battery, and generally last between two and three years. If you're not sure of how to replace the battery, check your owner's manual to learn more.

If your key fob isn't working due to a more serious issue, it might need to be replaced or programmed. These issues are more difficult to repair than the simple replacement of batteries, and may require the help of a professional auto locksmith. Certain companies specialize in replacing and repairing smart keys and can supply you with a OEM intelligent key at a cheaper cost than the dealer. They can also deliver to you, thereby saving you the inconvenience of having to drop off your vehicle in the service center. They are open 24/7 seven days a week.

Remotes

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

A replacement key fob that works could save you from having pay for towing and the cost of replacing your lost ignition keys. Fobs emit frequencies that communicate with the car's computer to perform tasks, including locking and unlocking doors and trunk release, as well as sounding panic alarm.

Explore our range of Nissan key fobs and choose the right one for your model and year. You can also purchase an already-programmed key fob which is a less costly alternative. Just be sure to select the correct style, as several look similar and may create headaches if they're not compatible. Also, online sellers offering a pre-programmed fob typically require documents of ownership or registration in order to verify the legitimacy of the product. Be wary of websites that don't require this information, and could be frauds.