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How to Repair a Remote Key

Although most remote key fobs have impressive battery lives they will eventually wear out. Sometimes it's as simple as replacing the batteries in the device but sometimes the issue could be more serious.

Remove the remote from the unit and clean the buttons. Then, flex them in and out. These steps could be all that you need to get your key fob working again.

Battery

car keys repair key remotes are powered by CR2025 or CR2032 batteries and they can be replaced when the fob is functioning. If not, you can open the fob and examine the batteries' terminals and buttons for any signs of looseness or damaged parts. Often the terminals and buttons can be repaired by soldering them back into place, but you'll need to know exactly what type of battery is used by your fob.

If you're not sure if the battery is the problem, utilize a backup fob in order to start or unlock your vehicle. If you are able to do so, it's time to replace your primary fob. If not, a professional inspection is necessary to determine the reason it's not functioning properly. It could be a simple reset, or it could require other types of repairs. There's also the possibility that your vehicle has forgotten your fob, which isn't something you can fix yourself.

Case

The case of remote keys is the outer plastic housing and typically comes with a button pad replacement. It is important to use a new case, as the original case is likely to be pretty grungy and it is vital that the circuit board is installed correctly inside the case. The circuit board is responsible for the function of the key repair service fob. It can be tested with a normal multimeter by setting it to RF (radio frequency) mode and holding a scanner tuned to the frequency the ignition key repair near me fob uses close to it, and listening for pulsing signals upon pressing the button.

Examine the contact points of the buttons on the keypad. They could have become loose over time or have been damaged. A careful soldering process to put them back in place can often return the functionality of the keypad unless they break completely.

Buttons

If your key fob buttons aren't working or are difficult to press, you can buy an alternative dorman or Motormite remote key housing on the internet at a a low cost for the model/year/make. Then, you can take the circuit board out of your old case and insert it into the new one. You may have to slightly alter the position of the circuit board for 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 inside your car are paired, but this connection can be corrupted. A professional will inspect the car keys repairs near me to determine the make, year and model and employ specialist equipment to re-pair or program a blank fob or transponder chip (or clone a key in the event that it is possible). They will then test the remote to make sure that it works.

It is crucial to be cautious when programming the blank key, because the process can be complicated and different manufacturers require certain steps that are slightly different. It is also possible to skip a step or wait too long before exiting the programming mode, therefore it is best to use an expert with a thorough understanding of the security system of your vehicle to minimize the risk of harming the car. Some key programming tools can also be capable of reading diagnostic trouble codes from your vehicle, which can aid in repairing or resolving further issues.