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How to Repair a Remote Key

Even though most remote key fobs come with impressive battery lifespan, they eventually degrade. Sometimes it's as simple as replacing the batteries, however sometimes there are more serious problems.

Remove the remote from the unit and clean the buttons. Then bend them out and in. These steps could be all that you require to get your key fob working properly.

Battery

Car key remotes utilize CR2025 or CR2032 batteries and they can be swapped out in the event that the device is operational. If not, you can look at the battery terminals and buttons to determine if they are any loose parts. You should be able to solder the terminals and buttons back into their original positions. However, you will have to know the kind of battery is being used in your fob.

If you're unsure if the battery is at fault, use a backup fob to start or unlock your car. If it's possible, it's time to replace the primary fob. If it doesn't require replacement, you'll need to have a professional assess the fob to identify the issue. It could be as simple as reprogramming or it may require other repairs. There's also the possibility that your vehicle lost your fob, which isn't something you can fix on your own.

Case Study

The outer plastic housing of a remote is known as the case. It typically comes with an alternative button pad. It is recommended to use a brand new case, because the one you have will likely to be extremely grungy. Also, it is essential that the circuit board within the case is properly positioned. The circuit board is what determines the function of the key fob. You can test it by using an instrument set to RF (radiofrequency) mode, and a radio scanner that is tuned to the same frequency as the key fob.

Another thing to examine is the button contact points on the keypad. They could have become damaged or loose in the course of time. By carefully re-soldering them back into their original position can usually restore them to their original function unless they snap off completely.

Buttons

If your key fob buttons no longer work or are difficult to press for any reason, a motormite or dorman remote key housing replacement can be purchased for a low price online for your year/make and model. Then, take the circuit board out of the old case lock and ignition key repair near me repair near me; see this here, put it into the new one. On some models, you may need to adjust the position of the board slightly. Then, you can use aluminum foil with double sided tape to adhere it to the black contact points on the buttons.

Programming

The key fob is paired with the receiver of your vehicle, and this connection can be corrupted. A professional will assess your car to determine its year, make and model. They'll then use special equipment to reconnect or program an unmodified transponder chip or fob (or copy the key, if possible). Then they will test the remote key fob repair to make sure it works.

When programming blank keys it is essential to take care. The process can be complicated and each manufacturer offers slightly different instructions. It is easy to miss a key step or to take too long before exiting the programming mode. To minimize the risk of damaging your vehicle it is recommended to work with a professional who has extensive knowledge of the security system of your vehicle. Certain key programming tools also have the capability of reading diagnostic trouble codes from your vehicle key repairs. This can help repair or troubleshoot further issues.