How to Replace a Nissan Juke Spare Key
Nissan Juke is a fun and stylish hatchback, with an unusual engine setup. It's not the most quiet, however it's still a fun car to drive.
The key fob battery on your nissan juke needs to be replaced every two years or so, or if it's low. You can do it yourself, however you'll need tools.
Dead Coin Battery
If the key fob on your Nissan Juke is not functioning, make sure you check the battery of your coin. It may be dead and need to be replaced. This is a simple fix that only takes a few minutes. Flip the fob upside down and you'll be able to see the small latch/release in the back. Replace the battery that was in use, making sure it is facing the bottom of the fob. Place the two halves with care.
The fob should be cleaned if it was exposed water before you can install the new battery. This can be accomplished by using a paper towel, isopropyl alcohol or electronic cleaner, and then waiting for it to dry completely before re-inserting the battery.
To start the car the key fob has to also be paired to the car. This can be done using the instructions in the owner's manual or with an OBDII scan. If the key fob hasn't been linked, it is most likely the reason of why it stopped working. It is also possible that the fob has defective chip, however this is rare. A new receiver module could be needed in this case. If this is the scenario, it's going to need to be replaced by an accredited technician.
Water Damage
The key fobs run on batteries and the batteries must be replaced every two years or at the point that the car stops responding when you push the "start" switch. The rubber seals on keys are designed to keep out water, however submerging a key fob into the pool or ocean can harm the chip's electronic. If this is the case, you will need to obtain a new key from Nissan or an automotive locksmith.

It's possible that the computer lost connection with the key fob, which could be caused by a variety of factors. A simple restart of the car will fix this issue, but if the key's still showing the "Key ID" error message, you'll need contact Nissan or an auto locksmith to get help.
Three typical causes are a dead key fob battery or a key that's not programmed, or a damaged key fob. The first two can be fixed fairly easily while the third is more difficult to pinpoint and repair immediately, but can be resolved 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 seconds.
Faulty Chip
The key fob on your Nissan Juke contains a special chip that transmits a message to the vehicle whenever you turn it. The key might be inoperable when the chip is damaged. If this is the case, the problem can only be solved by replacing the key. There are a variety of reasons your Nissan Juke's keys could be defective, such as water damage, a dead coin battery or a malfunctioning receiver module.
If your key fob stopped working after a soak in the wash or even a bath, you should check the chip for water damage. Make sure the metal clips that hold it in place are secure and that the chip isn't exposed to water. If you see any indications of water damage on the electronic component, remove the battery and wipe it down with isopropyl alcohol or electronic cleaner.
If the chip is not working You'll need to contact your local locksmith or dealer. To locate nissan car keys , they will require the year, model and year of your car. Also, you will need to write down your VIN (Vehicle ID Number) so the dealer or locksmith can know exactly what key you have. This will allow them to look up the correct key code, and also ensure that they are cutting the correct key.
Faulty Receiver Module
The key fob sends a radio signal to your vehicle, allowing it to perform various functions. It can open the trunk while you rush 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 if have a mishap and lock your keys inside the car.
If the key fob does not work, it may be due to a glitch in the receiver module. The receiver modules are tuned to receive specific frequencies that correspond with the signals that are transmitted by the Nissan key fob. If your car has malfunctioning receiver modules is damaged, it will cease to respond to any signal sent by the key fob.
It's recommended to carry an extra Nissan key fob in case the original key you have or breaks. A locksmith or dealer can program an additional key to work with your Nissan. This will save you from the hassles of losing your keys or locking them in your car.
If your Nissan Juke key fob has been exposed to clean water from the tap or rain The issue could be cleaned with isopropyl alcohol or an electronic cleaner. If the chip has become damaged, you'll have to purchase the new keyfob, which can be coded for your car by a dealer or locksmith.