How to Repair a Remote Key
Although many remote key fobs boast amazing battery life, they do eventually wear out. Some times it is simple to replace the batteries inside the device but sometimes the issue can be more severe.
Remove the remote from the unit and clean the buttons. Then bend them out and in. These techniques may be all that you require to get your key fob working again.
Battery
Car key remotes utilize CR2025 or CR2032 batteries and can usually be swapped out when the fob is functional. If it isn't, you can open the fob and check the buttons and battery terminals for any indication of looseness or broken parts. Often car key fob repair near me and buttons can be repaired by soldering them back into place but you'll need be aware of the kind of battery the fob is using.
If you're unsure whether the battery is the problem you can utilize a backup fob in order to start or unlock your vehicle. If you are able to do so, it's time for a replacement of the primary fob. If it's not, you will require a professional to assess the fob to identify the problem. It could be as easy as reprogramming it, or require other types of repair. There's also the possibility that your vehicle lost your fob that you can fix yourself.
Case
The case of remote keys is the plastic case that surrounds it and typically comes with the button pad replacement. It is important to use an entirely new case since the original case is likely to be a bit shabby, and it is essential that the circuit board is installed properly in the case. The circuit board is what determines the function of the key fob. You can test it with a multimeter set to RF (radiofrequency) mode and a radio scanner that is tuned to the same frequency as the key fob.
Examine the contact points of the keys on the keypad. They may have become loose over time or broken. By carefully re-soldering them back into place will often restore the functionality of the keypad unless they completely snap off.
Buttons
IF your key fob buttons no longer work or are difficult to press for any reason, a motormite or dorman key housing replacement for your remote can be purchased for a low price online for the year/make/model you have. Then, you can slide the circuit board from your old case into the new. In some cases, you may need to adjust the board's position slightly. You can then use aluminum foil using double-sided tape to stick to the black contact points on the buttons.
Programming
The key fob and receiver in your car are linked however, this connection may be damaged. A professional will inspect your vehicle to determine the year, make, and model. They'll then use specialist equipment to reconnect or program an unmodified transponder chip or fob (or clone the key, if possible). They will then test the remote to ensure that it functions.
It is important to be cautious when programming a blank key, as the process can be complicated and different brands require slightly different steps. It is easy to miss a crucial step or to take too long before exiting the programming mode. To avoid the risk of damaging your car, it is best to hire an expert who has vast knowledge of the security system in your vehicle. Certain key programming tools can also identify diagnostic trouble codes in your vehicle. This can help you solve other issues.