13 Things About Subaru Forester Key Replacement You May Not Know
Subaru Impreza Key Problems
The Subaru impreza key enables owners to lock and unlock their vehicle with the press of a button. A dead coin battery in the key fob is a common reason for the key fob to cease to function.
It is easy to replace the battery. First look for the small unit that houses the flat round battery inside the key encasement. Open it and replace the battery, ensuring that the correct side is facing up.
Keys that were stolen or lost are not found
We've been there before when you reach into your pocket to retrieve your keys and they're nowhere to be found. It's not difficult to find your Subaru keys, and there are many methods to change them quickly and cost-effectively.
If you have a standard metal key you can bring it to a local hardware store or locksmith that sells Subaru blanks (these are typically marked with "Subaru") and get them duplicated. If they want to replace the battery inside the key fob, you can find a CR-2032 in many hardware stores or online retailers such as Amazon.
For the key fob or the remote/intelligent key, you'll need visit an automotive locksmith that can program new keys for your Subaru model. You'll pay between $50-$250, based on if your Subaru is equipped with a transponder, or smart key.
You will need to provide the locksmith or dealer with your vehicle identification number (VIN) located on the dashboard, just below the windshield. They will need this number to ensure that your vehicle is in warranty and that the new key is correctly programmed for the particular model and year of your Subaru. The VIN also contains information about the maker of the car, the place where it was manufactured, as well as if it has any special features, like an immobilizer, that prevent the engine from starting when the incorrect key is used.
Key fob is not working correctly
There are a myriad of reasons the key fob won't work correctly. It could be as simple as a problem with the battery or a more complicated repair. Common problems with a Subaru key fob include batteries that have died or is not programming properly in the car, or other electrical issues that may be affecting the vehicle.
One of the easiest fixes is to replace the battery of the key fob. They are available at many big-box stores as well as hardware stores. They cost about $10 per and can be replaced in just a few minutes. How to do this is included in the owner's instruction. There are many YouTube videos that walk you through the procedure.
Another possibility is water damage to the key fob. The clips made of steel that hold the batteries may be damaged if remove it from your pocket and then get it wet. If the key fob is not working after replacing the battery, the issue could be related to the transmitter circuit board or other parts in the vehicle. A trained technician can check these and then troubleshoot the vehicle to pinpoint the issue. They can re-program the key fob and ensure that it works with the vehicle. They can also check for issues with the antenna or wiring that may prevent the keyfob from transmitting signal correctly.
Unlocking or Locking Issues
If your Subaru Impreza key fob won't lock or unlock the doors, it could be a range of reasons. A dead coin battery on the key fob or a malfunctioning receiver and water damage, signal interference, or a paired key that requires reprogramming are all possible causes of this problem. To fix this issue, you can go to an expert locksmith or dealer to get the key fob programmed.
If you are unable to access the trunk, it's possible that the setting of the trunk lock on the key fob is set to "on". This is a security measure which prevents thieves from taking the car. You can alter the setting for the trunk lock/unlock by calling your SUBARU dealer.
Another reason why you may have a locked steering wheel is when you make a sudden turn and the vehicle locks itself automatically. This occurs when the vehicle detects a sudden turn. It can affect the transmission system as well as the engine. To avoid this, it is advisable to slow down while turning.

Check that the dealer or locksmith has programmed and cut the spare keys or replacement keys you have. Make sure that the emergency key can work on the trunk and all door cylinders, as it is the only means to get back into your car if you are locked out. Verify that the spare or the new key doesn't have any marks or scratches on it.
Keyless Entry
Many Subaru models come equipped with keyless entry, which lets you to lock and unlock the doors and trunk with the pressing of a button on your remote. The system utilizes a radio signal to communicate with the vehicle when you are within range. There are a number of different systems available that can provide this function starting with the basic ones that unlock just the door for the driver to more advanced models that permit remote start and smartphone integration.
The convenience of keyless entry on your Subaru is convenient and safe, but it's important to know what to do if the buttons don't function properly. It's possible to troubleshoot at home, but you might require taking your Subaru to a specialist for a diagnosis. In the meantime, follow these suggestions to keep your car's remote functioning as intended.
If the key fob of your Subaru is wet, you should clean it using isopropyl. Then, let it completely dry before reinstalling the battery. Regularly cleaning it will stop moisture from causing damage to the fob, and causing other issues later on.
If subaru key locked in car fob isn't responding, you can switch off the engine by opening the driver's side door. Push the button for the door to unlock, close it by pressing the button a specific number of times (usually one for each digit) until you hear a chime. Then, repeat the procedure for each door until you receive a response from all of them.