How To Save Money On Car Key Fob Repair
Car Key Fob Repair - How to Get Back on the Road Even If Your Keyless Entry isn't Working
Over time, key fobs can have issues, such as a losing functionality. While some issues might require professional attention, many are fixable at home.
The first step is generally to change the battery. Most fobs run on a flat watch-style battery, which can be easily found in hardware or auto parts stores.
Dead Battery
It can be a real inconvenience when a key fob's battery dies. This is especially the case when you are far from home. However, there are options to get back on the road even the car's keyless entry doesn't work.
The first thing to test is to see if the buttons on the fob are still working. If they do, the problem may lie with your car's locks instead of the fob.
If your keys don't work try looking for a key slot with a mechanical lock located in the trim of your door handle or in another location on the vehicle (consult the owner's manual). Insert the mechanical key and try again. If this fails there are some cars that have an app that allows you to unlock doors remotely. FordPass Connect, myChevrolet Mobile App and myMazda apps, for instance, allow owners to unlock their doors using their smartphones. However, these apps have a monthly cost.
You should also check that your key fob does not drain the batteries of your car by being plugged into them. A dead key fob can drain your battery fast especially if it's used to control your phone or TV while you're watching.
The key fob should be held right up to your car's start button can sometimes start a key fob with a low battery. It's a simple solution that could save you going to the dealer or to select Interstate All Battery Center locations.
You can also determine whether your key fob is actually dead by trying it in another vehicle that has the push-button ignition. If it doesn't work it's likely that the battery requires replacement. It's a good idea keep a spare key fob in your bag or purse.
Damaged Buttons
It is possible that your key fob has a damaged button. Your key fob likely contains circuit boards with "contact pads" for each button, and these tiny pads are covered with an electrically conducting film which wears down over time. This wear can cause your fob to respond slower or not at all.
The good news is that the contact pad in the key fob of a car can be replaced easily, and it can be done with the help of a simple flathead screwdriver. If the case is damaged or badly damaged it may be difficult to open. You'll have to take it to an auto repair shop to have the fob repaired.
It's not common for a key fob be thrown around, trampled upon or exposed to water. All of these can cause physical damage to the keys, such as bending or snapping them.
It can also cause internal damage to the fob that could cause an issue. It's a good idea that's why you should always carry an additional fob in your wallet or pocket in the event that the one you're using fails.
If the buttons on your key fob aren't responding in the way they should, you should first check to make sure the battery is in good working condition. Key fobs don't require a special type of electronic device. They utilize the same battery for two dollars that is used in hearing aids and watches. They are sold at drug, hardware, and online stores.
If the battery is working it's possible that the buttons are dirty or worn down and can be cleaned using a moist cloth to wipe them clean. If the buttons don't work, you can test a different car key fob. This will help determine if the problem is yours or a particular model. If car key repair service is working it is possible that yours needs to be reprogrammed or replaced.
Reprogramming
web page of car key fobs is much more complicated than the myths would suggest. Basic fobs operate with radio frequency signals that are specific to each vehicle. The fobs must be programmed correctly for them to be able to unlock and start the car. Reprogramming a key fob not as simple as pressing several keys. It's usually done by the dealer.
The process of reprogramming a fob is based on the model and model year of the car you own, so it's important to refer to the owner's manual for step-bystep instructions. Some manufacturers, like Mercedes, use proprietary technologies that only the dealership is capable of creating a new key fob, and then sync it to your vehicle. Some independent shops may offer this service, so be sure to read reviews and prices prior to selecting the right shop.
Certain car models erase all other fobs once they're reprogrammed. This means you'll need to have any additional fobs programmed by a professional. This is a costly proposition, especially if you're down to one functioning fob. Even when the mechanical key doesn't work to start your car, it's a good idea to have a backup that can open the trunk and doors.
Be prepared for a frustrating experience if you decide to reprogram your fob by yourself. You'll be disappointed by the numerous guides on the internet that promise success. A majority of these guides were written by people who have no experience and are based on unsubstantiated statements. Some of these guides claim that you can easily program your car key fob with just a few clicks. This is a false claim.

The battery is typically held in place with a plastic clip, which can be easily removed. However the circuit board houses the battery, and you'll need to remove the battery using the aid of a tool. You should be able find the button battery. This is usually a small battery for a watch, which you can purchase at most home improvement or pharmacies. It's typically simple to replace the battery. Before replacing the entire device, you should try it first.
Replacement
There are many methods to fix a broken or malfunctioning car key fob. An easy fix could be as easy as replacing the battery or programming the key fob however a more extensive repair may be needed. It is also helpful to keep a spare fob in case one is lost or stolen.
Most modern key fobs include an incredibly small physical key in addition the electronic component, making them both pricier and more complex to replace than traditional keys. Some "smart fobs" even include a remote starter. It's important to know that it can take up to an hour to cut and program an alternative fob for your vehicle.
Fobs make use of a tiny radio transmitter on circuit boards to communicate with the car's receiver. When you press a button, the transmitter transmits an RF signal specific to the car receiver. The receiver receives the signal and checks it against preprogrammed codes. This allows the driver to unlock the car and begin it from a distance without inserting the key into the ignition or turning a lock.
If your key fob buttons aren't responding or working intermittently, they could be damaged by water. You could be able to fix the fob by removing it and examining it for broken or non-responsive buttons. If this doesn't solve the problem, you can try reprogramming the fob, or purchasing another one.
It is best to check with an auto dealer in your area or a locksmith prior to purchasing a replacement keyfob online to make sure it is compatible with the security system of your vehicle. There are a variety of aftermarket key fobs available less expensive, but it's crucial to research the brands and read reviews before trying to program them. While certain fobs can be repaired by a reputable locksmith, others require special equipment to program them that can only be used by a professional auto dealer or auto technician.