Reasons Why Your Nissan Qashqai Key Fob Won't Work
The Qashqai's larger dimensions give it a distinct SUV-like feel. Its ride on 19-inch alloy wheels on Ti and STL models can also be firm. Its front tyres can also lose grip on rough surfaces and its CVT could occasionally exhibit wrist-flexing torque steer.
This is usually the result of the battery being dead that can be replaced in a matter of minutes. Make sure that the new battery is the same voltage, size, and specification.
Water Damage
One of the main reasons that a Nissan key fob displays the "key ID is incorrect" message is due to water damage. The key fob is fitted with rubber seals that shield the electronic chip inside, however prolonged exposure to moisture could cause it to stop working properly. This is typically the case in the event that you've dropped your key fob in the ocean or a swimming water pool, but it could be the case if it gets wet from rain or soapy hands.
If your key fob was exposed to water over a long period of time then you might need to clean it with isopropyl, or an electronic cleaner. It may also require a visit to a professional to repair or replace it.
If your key fob requires to be replaced, it is an easy process. Make sure you've got the correct multipack (CR2032 3V). Remove the front and back cases with the flat-head screwdriver. Remove the metal clips, take out the battery that was in place and replace it. Reassemble the fob and replace the mechanical key. Check to see if it functions correctly. If not, you'll need to take it to a Nissan dealer or professional auto locksmith to repair the chip. The chip is usually not damaged by water so it should not cost a lot.
Dead Coin Battery
Another reason why your Nissan Qashqai key fob may not work is that the coin battery has gone dead. These batteries last for 3 to 5 years, but they can become faulty over time if the fob has been frequently dropped. You could replace the battery but ensure it's the same voltage and the same dimensions as the original. If you use a different battery it may cause the key to have an incorrect key ID which can prevent it from paired with your vehicle.
The best method to replace the battery on a Nissan Qashqai key fob is by removing the key fob using a small flat head screwdriver. Push in the screwdriver in a small notch at the bottom of the fob, and twist it gently to split the two parts of the key fob. Remove the old CR2025 battery and replace it with a new one, observing the position of the old one in the fob.
Check the terminals for water damage or dirt before installing the new battery. If so, clean the terminals using the smallest amount of isopropylethanol. You should also make sure the pole cables are plugged in correctly. They should be connected to the positive and negative poles of the battery, respectively.
Fault Diagnosis
If your Nissan Qashqai key fob stops working after exposure to pure tap water or rain, it may be an indication of an internal chip problem. Change the battery won't fix this issue, and you'll have to purchase a new key fob. If you dropped the key fob on the ground and it stopped working instantly it's likely because it damaged the internal chip. If you clean the chip with isopropylethanol and paper towels and then replace it with the key fob, you'll typically get it working again.
Key ID Incorrect is a common error you may see on the dashboard of your vehicle. This means that the car is unable to recognize the key fob and will not allow it to start the engine. The problem can be caused by a variety of factors including water damage, undetectable problems in the circuitry of the key fob or RFID interference.
If the battery that powers 12 volts on your key fob is empty or isn't supplying sufficient electric current it will cease to function. This will affect the remote keyless system and central locking on your Nissan Qashqai, as well as making it impossible to start your engine with the key fob (if equipped with Intelligent Key). Check the battery in the key fob if you're not able to lock or unlock your door manually. You may also try reinserting the battery to reset the transmitter.
Reprogramming
Unless the key fob has been submerged in salt water, it should be able to be revived after a quick wash with clean water. You can also clean the electronic chip by using isopropyl or electronic cleaner. If none of the above works then you might need 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 the car. To reconnect it, begin by turning the key in the ignition but without starting the car. Continue this process until the hazard light flashes two times. Turn the vehicle off and take the keys out.
Open the fob compartment in your vehicle. It's usually found on a door jamb or the handle for the driver's door. Locate the small button labeled "program" and press it. You will hear a sound after the process is completed.
It's time to put your Intelligent Key to the test. Stand some distance away from the vehicle, and press all the buttons on it. If replacement key for nissan micra or the horn sounds, the key is connected to the Nissan. You can also try testing it in close proximity.