It is common to have an issue with your car’s key system, and whenever you have the issue, you will be notified by the warning lights or error message flashing on your dashboard. The key warning lights are turned on even if there are minor issues with your key system or the key fob itself.
So there can be multiple reasons why your dashboard is flashing the key system error: time or age, your automatic key system can become faulty, or you can have a low battery in your key fob.
The warning lights will also be turned on even if the automatic key system does not recognize your key for any reason. Thus it is a concerning issue, and you should take your car to the experts for proper diagnosis and fixation of the key system.
What Does A Key Warning Light Mean?
The warning lights on your vehicle tell you about the engine and other important components for diagnosing things that might be wrong with your automobile. Knowing what these warning lights mean will help you take prompt action when necessary.
This is important as a failure to act promptly may lead to expensive repairs or even loss of control of the vehicle.
Certain lights on the vehicle’s dashboard are key warning lights. These lights indicate something wrong with your car’s smart or intelligent key or with the automatic key system of your vehicle. In both cases, you will not be able to start or turn off the ignition until you resolve this issue.
Why Do I Have A Key Error In The Car?
There are multiple reasons why your car is showing a key error on the dashboard. The reason could be anything from the wrong id of the smart or intelligent key or battery issues with the key fob.
Thus to give you more details about what might be causing the error in your key system, here are a few reasons to look upon:
- Key battery low
The key fob works on a battery, and it is one of the common issues where people forget to charge the key fob’s battery. Thus if your key fob’s battery is low, it will turn on key warning lights.
Thus if you see the warning lights on your dashboard, it is recommended to change the battery.
It is important to note that not any battery can be used for a key fob. Hence you need to check with the dealer about the battery type of the key fob.
You can also check this information from your car owner’s manual or consult an expert mechanic to find out the type of battery for a key fob. Thus before replacing any new batteries for your key, make sure they are compatible with your smart key.
- An error within the key system of the car
Sometimes, the key system of the car can have an error, and thus there is an issue with your key. Therefore check whether you have the original key for your car or if you have replaced any of its parts in the past.
Thus if you want to repair your smart or intelligent key, it is best to consult a professional mechanic. The car expert will be able to find out what is causing issues in your key system, and thus they will fix it at best.
- No key is detected
This error occurs when your key system does not recognize your intelligent key for some reason. It can be a technical issue or glitch, or it might be that you are using the key or the wrong id.
You can use a scanner to find out the id of your key and then check it to see if the id is matching with your car or not. If it does not fit, you need to repair your key system by a professional mechanic.
Also, your car will not detect the key if it is within its range, so if you have forgotten your key outside or it is in the house, it will not detect it and will show the error in the key. Due to wear and tear, keys can get damaged, and thus there are chances of breaking them.
A broken key would not be able to be detected by the car’s smart system. Thus it is recommended that if you have changed the battery or reprogrammed your key fob, but still you are getting errors in your key system, it might be due to a broken key fob.
Nissan Key System Error Reset
Resetting the key is one simple and quick fix that might resolve the car’s key system error. So if you have issues with your car key or have replaced it recently, and you notice the key error system, it might need resetting.
So if you are new to the car’s features and system and do not know much about the smart key and its repair, then do not worry, as here are the steps to reset it.
- To reprogram or reset the key, you must first lock the doors.
- Then insert the key in the ignition and then take the key out, repeat the same process for a few tries.
- This will activate the program mode, and then you can put the key and turn it to activate. Finally, press the button on the intelligent key.
- Then you should test your smart key, stand away from the vehicle, and check the fob; if the car beeps or light flashes, your key has been programmed successfully.
This is how you can reset or reprogram your smart key in four simple steps to fix the issue. If the problem is not resolved, you must take your car to a professional to fix it.
Why Is My Car Not Detecting The Key Fob?
If you drive a car from a major manufacturer, chances are you have a keyless system. And the odds are just as good that the keyless system will quit working at some point in your car’s life. Most of the time, the battery has died in the fob and needs to be replaced.
The system is one key you must push in and out at each start, and the fob does the rest. The fob sends the signal to unlock, lock, etc.
It can also turn on the interior lights or chime for you. It’s an easy process to replace a battery in the keyless system.
However, most people don’t know that some vehicles are programmed not to use the keyless system if they fail to use it for a long period. This can be up to six months or so.