What's Holding Back What's Holding Back The Key Repair Industry?
How to Repair a Remote Key
While the majority of remote key fobs have excellent battery life, they'll eventually run out of battery. Some times it is simple to replace the batteries in the device, however sometimes the problem can be more severe.
A quick fix that can help is taking apart the remote by cleaning the buttons and moving them in and out. These techniques might be all you need to get the key fob to work.
Battery
If the fob is functioning you can replace the CR2025 or CR2032 battery. If not, inspect the battery terminals or buttons to see if there are any parts that are loose. You should be able to solder the terminals and buttons back in place. However, you'll have to know the type of battery is used in the fob.
If you're unsure if the battery is the issue you can use a backup fob to unlock or start your car. If you're able to then it's time to replace the primary fob. If not, a professional check is needed to figure out why it's not working correctly. It could be a simple reset, or it could require other types repair. There's also the possibility that your vehicle forgotten your fob that you can fix yourself.
Case
The case of a remote key is the plastic case that surrounds it and typically comes with the button pad that is replaced. It is recommended to use a brand new case, since the original one case is likely to be quite grungy. Additionally, it is crucial that the circuit board within the case is correctly placed. The circuit board is responsible for the function of the key fob. It can be tested using a normal multimeter by setting it to RF (radio frequency) mode and holding a radio scanner tuned to the same frequency the key fob is using next to it, watching for pulsing signals upon pressing the button.
Another thing to look at is the contact points for buttons on the keypad. These might be loose or damaged in the course of time. Soldering them back into place will often allow them to return to full function, unless they snap completely.
Buttons
If your key fob buttons aren't working anymore or are difficult to push, you can purchase an alternative dorman or Motormite remote key housing online at the lowest cost for your model/year/make. Then, you can take the circuit board out of the old case and insert it into the new one. You may have to slightly adjust the position of your circuit board on certain models. The black contact points of the buttons can be bonded to using aluminum foil and double-sided tape.
Programming
The key fob and receiver in your car are paired however this connection could be corrupted. A professional will inspect your vehicle to determine its make, year, and model. They'll then use specialist equipment to reconnect or program a blank transponder chip or fob (or copy the key if that is possible). They will then test the remote to confirm that it functions.
When programming blank keys it is crucial to be careful. The process can be complex and each manufacturer has slightly different instructions. click to read is also easy to miss a step, or delay too long before leaving the programming mode, therefore it is recommended to work with a professional with comprehensive knowledge of your car's security system to reduce the chance of damaging the car. Certain key programming tools can also read diagnostic trouble codes in your vehicle. This can assist you to fix or resolve other issues.