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Three Reasons Why Three Reasons Your Key Fob Repair Is Broken (And How To Fix It)
Key Fob Repair: Replacing the Battery

Being tossed around in pockets and purses keys fobs can deteriorate and fail to register presses with accuracy. Replacing the small battery, which a majority of car fobs are equipped with in a snap-out case can fix this problem.

If the contacts in your key fob are damaged, a replacement might not be enough to bring it back to life. It's a good thing that this is an easy fix you can attempt at home:

Replace the Battery

If your key fob feels sluggish or takes longer than usual to unlock or lock your car, it may be time to replace the battery. Fortunately, replacing the battery of your key fob is one of the most simple tasks you can complete yourself. This is a simple fix that will save you money on a trip to the dealership or locksmith.

The majority of key fobs require a coin-style battery (CR2032 or similar) that you can find at any general store or home improvement center or auto parts stores. The key fobs have a slot for these batteries and it is easy to replace the battery. Depending on the brand, you may have to use a screwdriver in order to open the compartment.

Certain key fobs have clips that hold the battery in place. if so, gently lift these up with your fingers or a non-metallic tool. Remove the battery that was in use and replace it with a new one, being mindful of its orientation to ensure that you install it correctly. It is crucial to avoid touching the batteries' flat surfaces, as finger marks can shorten their life.

Close the case of the fob's key and test the functionality by pressing the button. If the key fob doesn't function, you may have to reopen it and verify that the battery is inserted correctly.


You may also find that a simple replacement of the battery isn't enough to fix the problem. This could be due to physical or electrical trauma. In this instance you'll need to bring your key fob to a dealer or auto service center for repairs. But, before doing this, you should be aware of four common problems that a battery replacement can't solve. You should be aware of these issues to be able to seek assistance from a certified technician when necessary. You can also find out how to fix the defective transmitter of a key fob in order to discover the reason it's not working.

Clean the Contacts

Cleaning your key fob is essential to its function and lifespan. Over time, the natural oils of your hands and pockets can accumulate on the key fob's buttons and crevices and may cause keys to stop functioning completely. It's easy enough to fix all you need is some ruby alcohol and a cotton swab.

Open the key fob first by gently prying the battery away with a coin or screwdriver. Make sure you note the kind of battery it's (negative and positive sides) to ensure that you re-insert it correctly when you're done.

Then, moisten a cotton small or swab with isopropyl (rubbing) alcohol and start taking off the dirt from all of the fob's buttons and the surrounding areas. Pay special attention to the battery contacts, making sure that they are free of grease or dirt. After you're done, make sure to allow the fob and its components dry completely.

If your device doesn't work after cleaning it, it may be a good idea to reset the system. Consult your owner's manual for instructions on how to do this, and follow them. If the key fob is dead, this could be enough to bring it back to life.

After the key fob has been cleaned and resynced it is a good idea to ensure regular maintenance. By regularly wiping it down with a damp cloth and mild soap, you can ensure that your key fob will function well for many years to come.

Reset car key fob repair

Although today's ultra-modern key fobs have more features, are safer, and are more convenient than ever but they are still susceptible to some problems. Fortunately, most times the issues aren't major or complex and are usually resolved with simple techniques like replacing the battery. If the problem is more serious or the issue cannot be resolved with simple methods, a professional auto repair shop can replace and reprogram the key fob.

The ability to lock or unlock with the key fob is the primary function of the device, but it also can be used to activate some car features. The key fob can be used to lift or lower the sunroof. This feature is very helpful when you are stuck in traffic and need to open your roof. The key fob can also be useful in summoning your car if it's parked in an awkward spot.

The internal circuitry inside the key fob may fail due to manufacturing defects or wear and tear. The signs could include erratic behavior or total failure to lock or unlock the car. Sometimes, moisture or other electromagnetic interference sources could interfere with the operation of the key fob. If your key fob is contaminated with dust or has been wet, it needs to be cleaned before you can use it again.

Replacing the battery on the key fob or cleaning the contacts could solve a malfunctioning device, but if it continues to run erratically you might need to perform a factory reset. This will eliminate system bugs and restore the performance of the device.

If you're not sure how to perform a factory reset on your device, consult the official website of the manufacturer or the manual of your owner. Some devices require special tools to reset them, but you should find instructions specific to your model.

Contacting a mobile car locksmith in Apache Junction is another option to resolve problems with your key fob. These professionals are able to replace and program key fobs on almost all makes of cars. They can also repair car keys that have chips inside the keys.

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