How to Replace a Nissan Juke Spare Key
Nissan Juke is an attractive and fun hatchback that has a unique engine configuration. It's not the most quiet, but still fun to drive.
Replace the battery of the key fob of your Nissan Juke every two years or when the battery is depleted. It's easy to do at home, but you'll need some tools.
Dead Coin Battery
If the key fob of your Nissan Juke is not functioning, make sure you check the battery for coins. It may be dead and must be replaced. This is a simple fix that only takes several minutes. Flip the fob upside down and you will be able to access the tiny latch/release on the back. Remove the battery that was in use and then put in the new one, making sure that it is facing downwards in the fob and line between the two halves of the fob with care.

The fob needs to be cleaned if it has been exposed to water before you are able to put in an entirely new battery. This can be done by using a paper towel, isopropyl alcohol or electronic cleaner, and waiting for it to dry completely before inserting the battery.
To start the car the key fob must also be connected to the car. This can be done according to the instructions in your owner's manual, or using an OBDII scan. The most likely reason for why the key fob stopped working was because it wasn't linked to the car. A malfunctioning chip inside the fob can cause it to cease to function however, this is a rare. A new receiver module could be required in this instance. If this is the scenario, it's going to need to be replaced by an authorized technician.
Water Damage
Key fobs are powered by batteries and the batteries must be replaced every two years or at the point that the vehicle stops responding when you push the "start" switch. Keys have rubber seals to keep water out, however submerging the key fob in the ocean or pool can damage the chip inside the. If G28 happens then you'll need a replacement 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 fixed by restarting the car. If the "Key ID error" message persists it is necessary to contact Nissan for assistance.
Three common causes are dead battery for the key fob and a key that's not programmed, and damaged key fob. The first two problems are fairly easy to fix while the third is more difficult to diagnose and repair but is fixable with patience. Compare Nissan Key Replacement costs near you using WhoCanFixMyCar and book your repair online. You can read reviews of local Nissan dealerships, Nissan mechanics, and garages in a matter of moments.
Faulty Chip
The key fob of your Nissan Juke contains a special chip that transmits a signal to the vehicle every time you turn it. The key could stop working because the chip is malfunctioning. If this happens, the problem is only solved by replacing the key. There are many reasons your Nissan Juke's key may be defective, including water damage, a dead coin battery, or a broken receiver module.
Examine the chip for water damage If your key fob has stopped working after a bath or wash. Make sure that the metal clips that hold the chip are in good condition. Also, ensure that the chip isn't in contact with water. If you spot any signs of water damage to the electronic component, you should remove the battery and clean it with isopropyl-ethanol or electronic cleaner.
If the chip is damaged You will need to visit your local locksmith or dealer. To find a replacement chip, they will require the year, model and year of your vehicle. You'll also need record your VIN (Vehicle ID Number) so that the dealer or locksmith will know which key you have. This will allow them to find the correct key code and make sure that they are cutting the correct one.
Faulty Receiver Module
The key fob sends out a radio signal to your vehicle that performs various functions. The key fob is able to unlock your trunk when you are rushing to get groceries or even start your car by pressing an icon 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 ceases functioning, there could be an issue with the receiver unit in the vehicle. The receiver modules are tuned to detect specific frequencies that match the signals transmitted by the Nissan key fob. A faulty receiver module will stop your car from responding to the signal transmitted by the key fob from Nissan.
Regardless of how your Nissan key fob gets damaged, it is always good to have a spare in case the key becomes lost or broken. A spare key can be programmed by a locksmith or a dealership to work with your Nissan and can help you avoid the anxiety of locking your keys in your vehicle or losing them.
If your Nissan Juke key fob has been exposed to clean tap water or rain The issue could be solved by cleaning it with isopropyl ethanol or electronic cleaner. If the chip is damaged it will be necessary to buy a new key fob, which can be coded to your car by a locksmith or a dealer.