A Comprehensive Guide To Key Repair. Ultimate Guide To Key Repair
How to Repair a Remote Key
Although many remote key fobs come with an impressive battery life, they do eventually degrade. Sometimes it's as simple as changing the batteries inside the device, but in other cases the problem can be more severe.
Take apart the remote and clean the buttons. Then bend them in and out. These steps could be all that you need to get your key fob working properly.
Battery
Car key remotes utilize CR2025 or CR2032 batteries and can usually be swapped out if the fob is still operational. If not accessible, you can take it off the fob and check the buttons and battery terminals to look for signs of wear or broken parts. You can usually connect the terminals and buttons back into their original positions. However, you will need to know what kind of battery is being used in the fob.
If you're not sure if the battery is at fault, utilize a backup fob in order to unlock or start your car. If you're able to, it's probably time to replace your primary fob. If not, a professional check is required to determine why it's not functioning properly. It could be as easy as reprogramming or it may require other types of repair. You might also discover that your vehicle has lost the fob. This isn't something you can fix on your own.
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The case of remote keys is the outer plastic housing and typically comes with the button pad replacement. It is best to use an entirely new case as the original case is likely to be quite grungy. Also, it is vital that the circuit board inside the case is placed correctly. The circuit board is what controls the key fob's function. 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.
Check the contact points on the keys on the keypad. They may have become loose over time or broken. Soldering them back to their original position will often allow them to return to their original functionality, in the event that they snap completely.
Buttons
If the buttons on your key fob don't work anymore or are difficult to press for any reason, a motormite or dorman key housing replacement for your remote can be purchased online for a reasonable price for your year/make and model. Then, simply pop the circuit board out of your old case into the new. You may have to slightly adjust the position of the circuit board for certain models. The black contact points of the buttons can be bonded to with aluminum foil and double-sided tape.
Programming
The key fob is connected with the receiver in your vehicle, and this connection could be damaged. A professional will assess the vehicle to determine the make, year and model and use specialist equipment to re-pair or program an empty fob or transponder chip (or make a key replica should this be possible). Then, they test the remote to be sure it functions.
When reprogramming keys that are blank, it is important to take care. The process can be complex and each manufacturer has different instructions. key repair service is also easy to miss a step or take too long to exit the programming mode, so it is best to use an expert with a thorough understanding of your car's security system to avoid harming the car. Some key programming tools are also capable of reading diagnostic trouble codes from your vehicle, which can aid in repairing or resolving other issues.