Car Remote Key Repair
Modern car remote keys are very useful and convenient, however they can be frustrating when they stop working. There are some quick solutions to get them working again.
First, you should replace the battery. Most fobs are equipped with lithium coin cells, which are affordable and readily available.
Broken Electronics
Your car key remote has an electronic circuit board inside that transmits and interprets signals to your car. If the board is damaged the key fob will not function properly. Damage to the receiver or transmitter will require an auto-locksmith who is a professional or a dealer in your car.
The majority of remote key fobs utilize lithium ion coin batteries that have a long shelf life but will not last forever. If you've been using the batteries for a while replacing them could solve the issue. If you've been using your remote fob for a while, you might be surprised to discover that the buttons aren't working even though the batteries are in good condition. The buttons on your keyfob will be subjected to a lot of jostling and may break or become unresponsive with time. If this is the case removal of the buttons and cleaning them before reseating them will often resolve your problem.
If the buttons on your remote aren't working, you might need to reprogram it to match the system in your vehicle. This is typically done by turning the key in the ignition several times while the doors are closed. The process will vary depending on the model and make however, you can find instructions online or consult a professional for help.
If the key fob has a plastic exterior it is possible to take off the cover and pry it off. However, be careful not to damage buttons or other internal components. This can be done with needle-nosed pliers that have longer tips. They can easily grasp small parts. Lubricating the pliers with super glue, melted tallow or putty can assist them to grip delicate components. This is something locksmiths in the automotive industry can use, since improper techniques could damage the electronic components. The plastic can be broken if you try to forcefully pry apart the fob. It's also possible that the buttons attached to it will be ripped off accidentally if forcefully pry it apart.
Faulty Transponder Chip
If you've been able to start your car with the remote key, but it's not working the next time, it could indicate an issue with the transponder chip. This is because the key relies on a tiny electronic component to communicate with immobilizer system. It sends the signal to the system to notify it that your key is valid, and you'll be able to start your vehicle. If the chip isn't able to transmit this signal the immobilizer will shut down your vehicle.
This problem is more frequent in older cars, but it can also occur in modern vehicles. The transponder chip wears away over time. It is possible to hire a car locksmith replace this part of your key, but this could be costly.
In some instances the chip inside your key may be completely dead. In this instance the dealer will have to replace it. This is the most expensive but necessary option to get your car back on the road.
Another possibility is that the key's chip has become corrupted. This means that it will no longer communicate with the immobilizer. This could happen when the battery is replaced or if your key is physically damaged. A Mesa car locksmith can sometimes solve this issue, but it may be necessary to visit a dealership in order to have your key reprogrammed.
If you're experiencing issues with your remote key the first thing to consider is backup. If this doesn't resolve the issue, disassemble your key fob to perform a visual examination. Make car key fob repairs appear to be damaged or loose. These parts see frequent use and can easily be lost over time. If they're loose, it's recommended to have them re-soldered by an expert. This is often a way to restore the functionality of your key fob. This is particularly the case for keys that have been accidentally placed in the wrong ignition lock cylinder.
Damaged Battery
If you've tried a fresh battery and the key fob doesn't function, there could be other issues. Fobs can be damaged by dropping them or stepping over them, and the internal connections, like those that connect the battery terminals within the remote, could be broken or disconnected. It's possible to change the programming of the key fob, and this is something you can do yourself if you have a spare fob of the same model and brand.
Modern key fobs need to be programmed to match your car and ensure that only you have the ability to open the doors of your car. It's a must to protect your car and keep others from being able to use your key fob to gain access your car or cause problems with its electrical system. Some engine error codes or even normal wear and tear could cause a problem with the programming of your key fob. It is essential to have your key fob reset correctly by a professional who is equipped with the right equipment.
It's also possible that the problem is with the buttons themselves and this could be a more straightforward solution than replacing the entire key fob. Most key fobs feature rubberized buttons that are jostled around constantly and may break or loosen. If you notice that the buttons do not appear to be damaged, you may want to adjust them manually.
It's best to open up the fob that you're using to look at it, but be cautious. Some fobs don't have an easy release mechanism, which means you might need a small screwdriver or other tool to pry them apart. Certain fobs are sealed and cannot be opened without the use of specialized tools. You'll have to go to a dealer to have them professionally opened. You can use a spare keyfob that is the same model and make to access the programming mode of your vehicle. This may require you to shut and lock the doors, switch on and off lights and electronic devices, and then use a set of buttons in an order that is unique to your car.
Failing Buttons
If your key fob has buttons that don't function or require to be press very hard to function, it could be because of mechanical damage. The key fob being dropped on concrete or accidentally hitting a button with a sharp object could affect how well it works. If this is the case, you'll need to disassemble the key fob and carefully check whether any of the buttons appear to be damaged or out of their place. If key repair near me is the case, a locksmith could fix it for you.
Failing buttons can also be due to dirt or crud that is trapped between the buttons. You should clean your key fob using a cotton swab that has been soaked in alcohol. It is also possible to clean the surface of the keys themselves. You should also determine if the issue lies with your car locks or the key fob. If you don't have a spare key fob to test, you might consider trying the keys on another vehicle to see if they function similarly.
If the key fob should be reprogrammed depends on the condition of its battery. If your key fob is not able to function after replacing the batteries, it likely indicates that the battery's terminal contacts are damaged. Pressing the buttons on your key fob repeatedly while you're out of range or disconnecting your car battery can also deprogram an electronic key fob.
If the key fob still not working after replacing the battery, be able to reprogramme it with your vehicle. This will depend on the model of vehicle however, generally you'll need to manually lock and unlock the car's doors by inserting the key fob into the ignition, turn it to the accessory position and then press a button on the remote. If this is working, the exterior and/or interior lights should flash. You can test the key fob in order to verify that it was successfully programmed. In rarer cases the key fob might stop working due to problems with the door locks.