Nissan Car Key Replacement
Replacing a Nissan key fob battery is generally 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 need your key code, which you should keep in a safe place and should match the one in your vehicle.
Transponder Keys
Transponder keys are typically found in newer vehicles. They feature an RFID microchip that emits a unique car number when the key is placed in ignition. The idea behind this technology is to prevent theft by ensuring that only the right key can be used to start the vehicle. If you'd like to find out more about the technology's working, contact your local locksmith or dealership for an explanation.
When the transponder is inserted into the ignition, the key sends an electronic message to the chip within the engine control unit (ECU) of the vehicle. The ECU examines if the number on the key is compatible with the serial number of the ECU. If it does, then the ECU disengages the immobilizer to allow the engine start. If the code does not match with the code, the ECU will block the engine from starting.
These keys are more costly than the traditional metal keys, however, they are more secure. The cost of these keys is more expensive than traditional metal keys however, they provide greater security.
Many people wonder if is possible to duplicate a transponder-key yourself. The answer is yes. However, it's preferential to leave it up to auto locksmiths. In addition, the process may differ based on your vehicle's model and make.
Mechanical Keys
Many older Nissans came with mechanical keys. These keys, which were made of metal, did not come with remote functions, and could only be used to unlock the doors of the vehicle and the ignition cylinders. Locksmiths can replace the inner components of a broken key or a damaged case and create a new key that functions just like the original. www.g28carkeys.co.uk and certified auto locksmith is also able to cut you a brand new key for a much lower cost than what the dealership would charge.
There are various kinds of mechanical keys, each of which has their own distinct replacement procedure. Linear switches for instance, have a linear actuation graph. This means that as you push the key down, it will move a certain distance until it hits the stopper or activates an internal spring. The switch will send a signal to start the car when the key is placed in the ignition.
Intelligent keys are equipped with an embedded chip that communicates with the vehicle's computer system. If you lose your key, it will need to be replaced with a brand new one that is programmed to work with the vehicle. This requires a higher level of key technology that can only be obtained from an automotive locksmith who is specifically trained, and will cost you more than a regular replacement key at the dealership.
Key Fobs
Key fobs have been an essential feature in many cars since the late 1990s. They let you unlock, lock and arm the car's alarm with a pressing of a button. Many people believe that these systems are secure enough to ensure that only the person who knows your code is able to drive away with your car. But that's not always the case. It's possible for less scrupulous people to take advantage of these systems in only a few simple steps.
If your Nissan's key fob isn't functioning as it should, you might need to replace the battery. The rechargeable CR2025 and the CR2032 batteries used in most key fobs can last for around two years. Consult your owner's guide for instructions if you are uncertain about how to replace the battery.
If your key fob won't turn on due to a more serious issue, it could need to be replaced or programmed. These issues can be more difficult to fix than an easy battery replacement and they may require the help of a professional auto locksmith. Some companies specialize on fixing and replacing intelligent keys and will provide you with an OEM intelligent key at a cheaper cost than the dealer. They are also able to visit you, saving you the hassle of having to leave your vehicle at an auto repair shop. They are available all day, seven days a week.
Remotes
There are Nissan models with a remote keyless entry system, that uses an electronic key fob to unlock your door and/or to start the engine. A spare key in case you misplace your key is highly recommended.
A key fob replacement that functions can save you from having to pay for a tow as well as the expense of replacing your ignition keys. Fobs emit a sound that communicates with the vehicle's onboard computer to complete a sequence of tasks, like locking or unlocking the doors and activating the trunk release, or sounding the panic alarm.
Browse our selection of Nissan replacement key fobs to find a suitable fob to your particular model and year. You can also buy a preprogrammed key fob, which is a cheaper option. Make sure you select the correct style, since many look similar and can cause problems if they are not compatible. Online sellers who offer preprogrammed key fobs typically require evidence of ownership or registration to prove the legitimacy of the offer. Beware of sites which do not require this information, and could be scams.