Remote Key Fob Repair
Modern vehicles are equipped with a remote key fob that can lock, unlock and start the car. But, like all pieces of high-tech equipment it isn't without issues.
These are usually very easy to fix. It's as simple as resetting the device which you should be able to accomplish by following the instructions for resetting in the owner's manual.
Check the Battery
The remote control is powered by the battery in a key fob. It's a small and inexpensive part that should be replaced regularly to ensure that the fob's function is maintained. However, in addition to the battery, there could be other reasons why your key fob may not be working. This could be due to physical damage, water exposure or internal component failure. If your key fob is not working Replace the battery.
Be sure to have the right size battery. Almost all modern key fobs utilize a common three-volt CR2032 battery which is readily available in many stores. The size of many of these batteries is engraved on the edge of the key fob. A quick search for the name of your vehicle's brand should help you locate the exact type of battery you need.
Open your key fob carefully and remove the existing battery. Photograph the inside of the fob prior to you do this to ensure you put it back together the right way. This simple step could help you avoid having to purchase a replacement fob because you made an error while making it.
It is important to be aware that certain key fobs come with an additional mechanical key, referred to as an emergency blade. The key blade is situated within the key fob and allows you to open the door to the driver's side of your vehicle in the event that the remote control fails. In order to access the key blade, you have to locate the notch located in the middle of your fob. The notch is usually a circular shape that is concealed by the fob's plastic casing.
If you want to be extra cautious, you can make use of a multimeter to test the voltage of the battery. Most modern key fobs come with a voltmeter built into their casings. However, you can also purchase a multimeter for a few dollars from most hardware stores. In general the battery should be reading 3.0 volts or more. repair car key that is lower than that could indicate that the battery is in its last stages and should be replaced immediately.
Check the Buttons
They may look like high-tech, fancy convenience items but keys for cars aren't durable. It's not uncommon for these remotes to fail after a time, particularly if the vehicle is frequented or there's lots of physical abuse associated with it. Fortunately, the majority of times, it's simple to diagnose and fix a problem with a remote key fob, and changing the battery is usually all that's needed.
The majority of modern car key fobs feature several buttons that can be used for various purposes including locking and unlocking doors and activating the panic button, and opening the trunk. When a button is pressed the fob transmits an audio signal using the code that is interpreted by a receiver located inside the car. Some fobs have an option to start the car, which is useful on cold winter mornings and hot summer days.
The buttons on a key fob are reset by simply taking it apart and checking that they're not broken or stuck. Key fobs aren't typically designed to be taken apart, but the battery connector terminals on a key fob may get loose over time. Soldering can be used to connect the button contacts to the circuit board if they have been disconnected. This will bring back the fob's functionality.
In addition, if the fob has been dropped or damaged in some other way, the buttons could be broken or out of alignment, or misaligned. These problems are more difficult to repair by yourself. However a local auto shop can fix them with the right equipment and expertise.
Keep a spare key fob in a safe place in the event that the one you use most often stops working. You can avoid being stranded in the middle of nowhere without keys, or paying an enormous amount to have the vehicle taken to the dealer. Also, you should look over your insurance policy for your car or membership in a car club or extended warranty coverage to see whether it covers the cost of replacing or programming an entirely new fob.
Check the Casing
It's not common for keys to get wet, be it from a pool, rainstorm, or even your washing machine. The resulting water can play havoc with the electronic components inside, causing a host of malfunctions. The good part is that keys can typically be saved from death's edge by drying out thoroughly and following a few simple steps.
The first step is to check the buttons are still functioning correctly. This usually means removing and cleaning the buttons. If the buttons aren't working or don't pop in, it may be the time to replace your remote.
You should also check the case to ensure there is nothing that could be affecting the operation of the key fob. The case can be opened using tweezers and take out the battery. Don't remove the antennas or circuit board. If you damage the circuits that keep your key fob programmed you'll need to visit an Interstate All Battery Center or dealer to reprogram it.
After you've removed and replaced your battery, it's recommended to dry the key fob by placing it into an airtight bag that contains silica gel packets. This will prevent future moisture issues and make your key fob last longer.
If the fob still doesn't work, you can go to a dealership or an independent shop that is specialized in the model and make of your vehicle. They can reprogram the key fob of your vehicle and hopefully restore its full functionality.
If everything else fails, the replacement key fob offered by NAPA can be purchased on the internet or at a local NAPA Auto Parts store. These do-it-yourself remotes look just as the factory key fob however, they are more affordable and can be easily paired with your vehicle by following simple instructions. NAPA offers a number of do-it yourself replacements that you can program in minutes.
Check the Connections
Sometimes your key fob might just stop working - even though it's programmed to your vehicle. It could be due to a number of factors that include broken batteries or buttons. If this is the case, you might be in a position to fix it yourself by performing basic maintenance.
It is important to first verify that your backup remote is capable of locking and unlocking the doors of your vehicle. If it can't, you may have an issue with your primary remote. If not, then it's time to try replacing the battery in your backup remote.
Before you replace the battery, it's recommended to take off the key fob and do an examination of the circuit board. Make sure there are no cracks in the solder joints. Once you're done replacing the battery on your key fob and rebuild it.
Once you've replaced your battery and reassembled your key fob, it's time to test the connection with your vehicle. This can be done by inserting a small flathead screwdriver into the notch at the bottom of your key fob. From there, you'll be in a position to take apart the two parts of your key fob and gently remove the circuit board. Make sure to insert a brand new CR 2032 3V battery, ensuring that it's inserted with the negative side facing down. Once you've successfully inserted the circuit board, you are able to reassemble the key fob and try again.
If this doesn't work, then there is a bigger problem. In this instance, you should call your dealer or a service shop that is specialized in the car's model. They can diagnose the issue with a radio-frequency analyzer, which is a device that can determine whether your key fob sends an electronic signal to the car's computer.
I hope this guide has been helpful for anyone having issues with their vehicle's key fob. Please contact us if you have any questions or concerns. We'll be happy to assist you get back on the road again in Deptford or Cherry Hill.