How to Replace a Nissan Juke Spare Key
Nissan Juke is a fun and stylish hatchback that features an unusual engine setup. It's noisy, but it's still a lot of fun to drive.
The key fob battery in your Nissan Juke should be replaced every two years or more, or if the battery is low. You can do it yourself, however you'll require some tools.
Dead Coin Battery
If the key fob of your Nissan Juke has stopped working, check the battery of your coin. It could be dead and requires to be replaced. This is a quick fix that takes just a few minutes. Flip the fob upside down and you will be able to access the small latch/release in the back. Remove the old battery and then put in the new one, ensuring sure that it is facing down in the fob. Line between the two halves of the fob carefully.
If the fob was exposed to water, it needs to be cleaned prior putting the new battery into. Clean nissan juke key fob with isopropyl electronic cleaner and paper towel. Then, let it dry completely prior to reinstalling the battery.
To start the car the key fob needs to also be paired to the car. This can be accomplished using the instructions in the owner's manual or by using an OBDII scan. The most likely reason for why the key fob stopped working is because it was not linked to the car. A malfunctioning chip inside the fob can also cause it to stop working, but this is rare. In this situation, a new receiver module might be needed. If this is the scenario, the module will need to be replaced by a certified technician.

Water Damage
The key fob is battery operated, and these batteries need to be changed every two years or so, or at the first sign of your car not responding when you hit the "start" button. Keys are fitted with rubber seals to keep water out, but placing the key in the ocean or pool can damage the chip that is inside. If this is the case then you'll need an alternative key from Nissan or locksmith.
It's possible that the computer has lost connection to the key fob This could be caused by a variety of factors. This can be corrected by restarting the car. If the "Key ID error" message still appears, you will need to contact Nissan for assistance.
The three most frequent causes of this problem are dead key fob batteries and keys that are not programmed and a damaged, or malfunctioning key fob that is damaged or faulty. The first two are relatively easy to resolve, and the latter is a bit difficult to pinpoint and repair in the moment, but it can be fixed with a bit of patience. WhoCanFixMyCar lets you compare Nissan Key Replacement costs in your area and then book your repair. It only takes minutes and you can review customer reviews from local garages, Nissan car mechanics and dealerships before deciding.
Faulty Chip
The key fob on your Nissan Juke contains a special chip which sends a message to the vehicle each time you turn it. The key might be inoperable when the chip is damaged. In this case it is possible to repair the issue by replacing the key. Your Nissan Juke key could be defective for a variety of reasons, such as water damage or the battery of your coin is dead.
Check the chip for water damage If your key fob has stopped working after a bath or wash. Make sure the retainers on the chip are in good condition. Also, make sure the chip isn't exposed water. If you observe any signs of water damage on the electronic component, you should remove the battery and wipe it down with isopropyl-ethanol or electronic cleaner.
If the chip is defective If the chip is defective, you must visit your local locksmith shop or dealership. To find a replacement chip, they will need the year, model and year of your vehicle. You'll also need to record your VIN (Vehicle ID Number) so that the dealer or locksmith can know exactly which key you have. This will allow them to locate the correct key code, and also ensure that they are cutting the right one.
Faulty Receiver Module
The key fob sends radio frequency signals to your car that performs many functions. It can unlock the trunk when you are rushing to the car with groceries or start your car by pressing the button on the fob. It can also open your windows and turn on the horn in the event you lock your keys inside your car.
If the key fob isn't able to function, it could be due a problem in the receiver module. The receiver modules are tuned to ensure they can detect specific frequencies which correspond to the signals sent by Nissan key fobs. A faulty receiver module will hinder your car's response to the signal sent by the Nissan key fob.
Whatever the way your Nissan key fob is damaged, it's always recommended to have a spare in case the key is lost or broken. A spare key can be programmed by a locksmith or dealership to work with your Nissan and will assist you in avoiding the difficulty of locking your keys inside your vehicle or losing them.
If your Nissan Juke key fob has been exposed clean tap water or rain it is possible to have the issue resolved by cleaning it with isopropyl alcohol or electronic cleaner. If, however, the chip is fried then you'll need to buy a new key fob, which can be programmed to your car by a locksmith or a dealer.