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Reasons Why Your Nissan Qashqai Key Fob Won't Work The Qashqai has a distinct SUV-like appearance due to its larger dimensions. Moreover, the wheel sizes of 19 inches in Ti and ST-L models can be firm at times. The front tyres of the Qashqai may also lose traction on rough surfaces, and the CVT could occasionally display a wrist-flexing torque steering. This is usually the result of the battery being dead that can be replaced in just a few minutes. Be sure that the replacement battery is the same voltage, size and specifications. Water Damage One of the most frequent reasons a Nissan key fob gives the “key ID incorrect” message is due to water damage. The key fob has rubber seals that protect the electronic chip inside. However, prolonged exposure to moisture can cause it not to function properly. It's common to see this when your key fob was dropped in the water or a swimming pool. It can also occur when it is wet due to rain or soapy hands. If nissan juke key replacement has been exposed to water for many years, you may need to clean it using isopropyl or electronic cleaner. It may also need to be taken to a professional to be repaired or replaced. If your key fob needs to be replaced, it's quite simple to do. Make sure you've got the correct multipack (CR2032 3V). Unlock the front and rear cases with a flathead screwdriver. It is necessary to remove the clips that hold the metal together and remove the battery that was in place, and then put in the new one. Reassemble the fob and replace the mechanical key. Check to see if it functions properly. If it isn't, you will need to bring it to a local Nissan dealer or an experienced auto locksmith to fix the chip on the key. The chip is usually not damaged by water so it shouldn't be too expensive. Dead Coin Battery Another common reason the reason your Nissan Qashqai key fob might not function is that the battery inside is dead. The batteries typically last between 3-5 years but can go bad over time, particularly if the fob is dropped frequently. You can replace the battery with a new one but be sure it's the same voltage and size as the original. If you install a new battery, it could cause the key to be assigned a different key ID. This will prevent it from being linked to your vehicle. The best way to change the battery on the Nissan Qashqai Key Fob is to open it with a small flat-head screwdriver. The screwdriver should be inserted into a small cut on the bottom of the key fob. The screwdriver should be gently twisted to separate the two halves. Remove the old CR2025 battery and replace it with a brand new one, making note of the position of the old battery in the fob. Before putting the new battery in check to ensure there isn't any water damage or dirt on the terminals. If there is clean the terminals using some isopropyl ethanol. Make sure that the pole cables are properly connected. They should be connected both the negative and the positive poles of your battery. Diagnostics of a fault If your Nissan Qashqai's main fob stops functioning after being exposed to water that is clean from a tap or rain it could indicate that there is an issue with the internal chip. A battery change won't solve this issue, and you'll have to purchase an entirely new key fob. If the key fob has stopped working after dropping it, it is likely that the chip inside was damaged. If you clean the chip using isopropylethanol and paper towels and then insert it into the key fob, you'll typically get it working again. A common error that you might see on your dashboard is “Key ID Incorrect.” This means that the vehicle is unable to recognize the key fob and not allow it to start the engine. This issue can be caused by numerous ways, including water damage, problems undetectable in the key fob circuitry or RFID interference. The key fob will cease to function in the event that the 12 volt batteries are dead or don't provide enough electrical current. This could affect the remote keyless system and central locking on your Nissan Qashqai, as well as preventing you from starting your engine using the key fob (if equipped with Intelligent Key). Examine the batteries on the key fob if it is unable to lock or unlock your door manually. You can also try re-inserting the battery to reset the transmitter. Reprogramming If the key fob has not been submerged in salt water, it should be able to be revived after a simple rinse with clean water. You could also try cleaning the electronic chip with isopropyl alcohol or an electronic cleaner. If none of these work it is possible to replace the key fob. If your Nissan Intelligent Key is still not functioning, there may be a problem with the connection between it and your car. To reconnect it, begin by turning the key in the ignition, but not starting the car. Continue to do this until you see the hazard lights flash twice. Turn the vehicle off and take out the keys. Next, open the fob compartment of your vehicle. It's usually found on a door jamb, or driver's door handle. Find the small button marked “program” and press it. You should hear a chime once the process is complete. It's time to test your Intelligent Key to the test. Take a step away from the vehicle and click all of the buttons on the key. If the lights flash or the horn sounds, the key is connected to the Nissan. You may also try testing it in close proximity.