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Reasons Why Your Nissan Qashqai Key Fob Won't Work The Qashqai has a distinctly SUV-like appearance due to its larger dimensions. Moreover, the wheel sizes of 19 inches in Ti and ST-L models can be a bit spongy at times. The front tyres of the Qashqai can lose grip on rough surfaces and its CVT can occasionally display wrist-flexing torque steer. This is usually the result of the battery being dead, which can be replaced in just a few minutes. Be sure that the replacement battery is of the same size, voltage, and specification. Water Damage Water damage is among the most common reasons for a Nissan keyfob to display the “key ID is incorrect” message. The rubber seals on the key fob protect the chip's electronic components, however prolonged moisture exposure can cause it not to work effectively. It's common to see this if your keyfob has been dropped into the water or a swimming pool. However, it can happen when it gets wet from rain or soapy hand. If your key fob has been exposed to water for a prolonged period of time, it might need to be cleaned using isopropyl alcohol, or electronic cleaner. Or, it could require taking to a professional to repair or replace it. If your key fob require replacement, the procedure is relatively easy. Make sure you have the proper multipack (CR2032 3V). Open the front and rear cases with the flat-head screwdriver. Remove the metal clips, then remove the old battery and then replace it. Reassemble the fob and replace the mechanical key. Check to see if it functions properly. If it isn't it, you'll need to bring it to a Nissan dealer or a professional auto locksmith for the replacement of the chip in the key. The chip is usually not damaged by water and shouldn't be too expensive. Dead Coin Battery Another common reason the reason your Nissan Qashqai key fob may not work is that the coin battery has gone dead. nissan juke key replacement for 3 to 5 years, but they may fail with time, particularly if the fob is dropped frequently. You can replace the battery, but ensure it's the same voltage and same size as the previous. If you install a new battery, it may cause the key to be assigned a wrong key ID. This will prevent it from being connected to your vehicle. The best way to change the battery inside a Nissan Qashqai Key Fob is to pry it open with an small screwdriver that has a flat head. The screwdriver needs to be inserted into a small notch on the bottom of the key fob. Gently twist the screwdriver to break the two halves. Remove the old CR2025 battery and replace it with a new one, taking note of the location of the old battery in the fob. Before putting the new battery in place, make sure there is no dirt or water damage to the terminals. If there is, clean the terminals with a small amount of isopropyl alcohol. You'll also need to make sure the pole cables are connected correctly. They must be connected to the positive and negative poles of the battery. Fault Diagnosis If your Nissan Qashqai's keys fob stops working after being exposed to clean tap or rain water it could be a sign that there is an issue with the internal chip. Changing the battery won't fix this, and you'll need to purchase the new key fob. If you dropped the key fob on the ground and it stopped working immediately, this is most likely due to damage to the internal chip. It is usually possible to get the key fob back to work once again if it is removed and clean the chip with paper towel and isopropyl alcohol and then insert it back into. One common error you may see on your dashboard is “Key ID Not Correct.” This means that the vehicle cannot recognize the key fob and will not allow it to start the engine. This issue can be caused by several ways, such as water damage, problems that are undetectable in the circuitry of the key fob or RFID interference. If the 12 volt battery in your key fob is broken or is not supplying enough electric power it will cease to function. This could affect the remote keyless system as well as central locking of your Nissan Qashqai, as well as stopping you from starting your engine with the key fob (if equipped with Intelligent Key). If you are unable to unlock or lock the door manually You should examine the batteries inside your key fob to make sure they're in good condition. You may also try installing the battery again to reset your transmitter. Reprogramming If the key fob was not submerged into saltwater, it should be able be restored to its original state with a simple rinse of clean water. You can also clean the electronic component using isopropyl or electronic cleaner. If none of these methods work then you might need to replace the key fob. If your Nissan Intelligent Key still does not function, there may be a problem with the connection between it and the vehicle. To relink it, start by turning the key in the ignition, but not starting the car. Continue this process until you see the danger lights flash twice. After that, turn the car off and take away the keys. Open the fob compartment in your vehicle. It is usually located on a door's jamb or the handle for the driver's door. Find the small “program” button and press it. You should hear a chime after the process has been completed. Now that your Intelligent Key is relinked to the car It's time to test it out. Make sure you press all the buttons on the key while standing at a distance away from the car. If the lights flash or the horn sounds, then the key is connected to the Nissan. You can also try testing the key in close proximity.