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How to Repair a Remote Key Even though most remote key fobs boast amazing battery lifespan, they eventually degrade. Sometimes it's as simple as changing the batteries, however sometimes there are more serious issues. how to repair car key fob that may help is taking apart the remote by cleaning the buttons and moving them in and out. These steps could be all you need to get the key fob to work. Battery If the fob continues to working it is possible to swap out the CR2025 or CR2032 battery. If not, you can examine the battery terminals or buttons to see if there are any missing parts. You can usually solder the buttons and terminals back into their original positions. However, you'll be required to know which type of battery is used in the fob. If you're not sure if the battery is at fault you can use a backup fob to unlock or start your car. If it's possible, it's time for a replacement of the primary fob. If it doesn't, you will require a professional to examine it to find the issue. It could be as simple as reconfiguration, or it may require other types of repair. You might also discover that your car has lost the fob. This is not something you can do on your own. Case The plastic housing that covers the outside of a remote is called the case. remote car key repair near me comes with an alternative button pad. It is crucial to get an entirely new case since the original will probably be quite dirty, and it is essential that the circuit board is installed correctly in the case. The circuit board is what determines the function of the key fob. You can test it using a multimeter set to RF (radiofrequency) mode and a radio scanner that is tuned to the same frequency as the key fob. Another thing to look at is the contact points for buttons on the keypad. They could be loose or damaged over time. Carefully soldering them back in place can often return them to full functionality unless they completely snap off. Buttons If your key fob buttons no longer work or are difficult to press, a dorman or motormite key housing replacement for your remote can be purchased for a low price online for your year/make and model. Then, pop the circuit board out of the old case and put it into the new one. In some cases, you may need to adjust the board's position slightly. The black contact points of the buttons can be adhered to with aluminum foil and double-sided tape. Programming The key fob is linked with the receiver inside your vehicle and this connection can become corrupted. A professional will inspect your vehicle to determine its make, year, and model. They'll then use special equipment to reconnect or program the transponder chip with a blank fob (or duplicate the key if possible). They will then test the remote to confirm that it works. It is crucial to be careful when reprogramming the blank key, because the process can be complicated and different manufacturers require slightly different steps. It is easy to skip a step or to take too long before exiting the programming mode. To minimize remote car key repair near me of damaging your vehicle, it is best to hire an expert with extensive knowledge of the security system in your vehicle. Certain programming tools can also be capable of analyzing diagnostic trouble codes from your vehicle, which can help repair or troubleshoot further problems.