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 location and should match with the one that came with your car.

Transponder Keys

A lot of the time, in newer automobiles Transponder keys typically contain an RFID microchip inside the key that transmits a unique number to the car when it is put into the ignition. It is designed to ensure that only the right key is able to start the engine and also prevent theft. Contact your local dealership or locksmith to see the demonstration of this technology.

When the transponder key is inserted in the ignition, it transmits an indication to the chip within the vehicle's engine control unit (ECU). The ECU then examines whether the code contained in the key matches with its own digital serial number. If it does it, the ECU will then release the immobilizer, allowing the engine to start. If the code isn't compatible it, the ECU will refuse to accept it and stop the engine from starting.

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

Many people ask if they could copy a transponder keys at home - the answer is yes but it's better to leave it to professional auto locksmiths. The procedure may also differ depending on the brand and model of your car.

Mechanical Keys

Many older Nissans were equipped with mechanical keys. These traditional metal keys did not come with remote functions, and were only capable of unlocking the doors and the ignition cylinders in the car. Locksmiths can repair the inside components of a broken key or a damaged case to create a new key that functions just like the original. A qualified and reputable auto locksmith can also cut keys at a cheaper cost than the dealership.

There are a variety of kinds of mechanical keys each with its own unique replacement process. Linear switches, for example come with a linear-actuation graph. This means that as you push the key down, it will move a certain distance until it hits a stopper or actuates an internal spring. When the key is put into the ignition the switch will send an indication to the car to start it up.

Intelligent keys contain a chip inside them that communicates with the computer system in your vehicle. This means that if you lose your keys, it must be replaced with a new one that has been programmed to work with your particular vehicle. This requires a higher level of technology in the key that is only available through 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 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 assume that these systems are secure enough that only a person who knows your key code can steal your car. However, this isn't always the case. In just a few easy steps, people who aren't as meticulous can take advantage of these systems.

If your Nissan's key fob has stopped working as it should, you may need to replace the battery. The majority of key fobs utilize rechargeable CR2025 and CR2032 battery, and generally last between two and three years. If you're unsure of how to change the battery, check the owner's manual for instructions.

If your key fob doesn't work due to a larger issue, it could need to be replaced or programmed. These issues can be more complicated than simply replacing the battery and may require an auto locksmith's help. Some companies specialize in replacing and repairing smart keys, and they are able to provide you with an OEM smart key at cheaper than the dealership. They are also able to visit you, saving you the headache of leaving your vehicle at an auto repair shop. They are available 24 hours a days, 7 days a weeks.

Remotes

Some Nissan models have a remote keyless system that utilizes an electronic key fob to unlock the door and/or start the engine. It is recommended that you have a spare for the event that yours gets lost.

A functional replacement key fob will help you avoid the cost of a trip to the dealership for a tow, as well as the high cost of replacing your lost ignition keys. Fobs emit a frequency that communicates with the computer in the vehicle to complete a sequence of tasks, such as locking or unlocking the doors as well as activating the trunk release, or triggering the alarm to alert you to a panic.

Browse our selection of nissan key programming replacement key fobs to find a suitable fob to your specific model and year. You can also get a pre-programmed key fob which is a less costly option. Just be sure to select the correct style, as some look similar and can cause headaches if not compatible. Additionally, online sellers selling an already-programmed fob usually require the proof of ownership or registration to prove the legitimacy of the product. Websites that don't request this information could be frauds.