5 Key Fob Repair Projects For Any Budget

· 6 min read
5 Key Fob Repair Projects For Any Budget

Car Key Fob Repair Service

While the car key fob might seem a bit of an afterthought, if it stops functioning properly, you could end up in a difficult spot. While replacing it with a brand new key fob can be expensive but sometimes it's the best option.

However, before you go to the dealer to have one reprogramed, there are several other locations to save money.

Dead Battery

One of the most frequent problems with key fobs is batteries that are dead. This could be a shock, especially if it happens when you're leaving to work or at a social gathering. While you may have an alternative plan in place like a spare key or a phone number to call roadside assistance You will probably need to get the fob fixed or replaced. It's important to know that the majority of car keyfob battery issues are easily fixable with the right information.

A lot of modern cars have a backup system to cover the possibility that the fob's battery may fail. Usually it is the case that if you hold the dead fob up to the ignition button you'll be able to start the vehicle. If you have a push-to-start vehicle, this will unlock the doors. The owner's manual for your vehicle will provide detailed instructions on how to use the key fob.

Other reasons for a key fob not responding to press buttons or turning on could be a button which isn't completely pressed or is a battery with a low capacity, or a remote that needs to be programmed. In some cases cleaning the device may suffice to get your key fob functioning again. As key fob buttons get repeatedly pressed, dirt could build up and stop them from being fully pressed.

An easy way to clean your key fob in a pinch could be to make use of the end of a paper clip. It is safe to open the case and take out the old battery. Keep an extra battery and any other tools you might need to open the key fob's case in your possession. This way, you'll be prepared in case of any issue with your key fob so that it won't disrupt your day or result in having to call for roadside assistance. Alternatively, you can keep a spare key in your purse so you don't get caught off guard by a problem with your key fob.

Button Issues

The buttons on a key fob send signals to the circuit board on the remote when they are pressed. If these buttons wear out, signals may not be transmitted and the fob won't be functioning. This can occur over time, or it could be a result of an issue related to the fob or vehicle. If the button is worn out or damaged, a professional can replace or repair it.


Key fobs are often subjected to a lot of abuse. They're dropped, tossed around and exposed to cold and hot on a regular basis. They're also pretty delicate and can be easily broken. The inside of the fob has parts like a circuit board and battery contacts that can be destroyed if abused enough.

Change the battery inside your key fob is typically enough to resolve most issues however some issues are more complicated than those. You can test the battery by using a screwdriver in order to open the case of the fob and determine whether it is required to be replaced or cleaned. Most key fobs use 3V button cells that are readily available in any retailer.

Even a small amount can harm the fob. This could be a concern in the event that you swim with the key fob in your purse or accidentally run it through the washing machine. This can damage the chip and prevent the key fob from working.

A professional locksmith is your best option if you're having an issue with the button. They will be able to fix or replace your button and reprogram it for you. They can also work on other electrical problems, like lighting problems or a horn that aren't turning on.

Cars are expensive, therefore it's important to keep up to date with technology and equipment that help them run. If you don't, your vehicle won't function as it should and it will be more difficult to get there you're supposed to be. It's also a security risk to have defective technology and equipment because it can lead to more serious mechanical problems later on.

Broken Battery Terminals

If your fob doesn't work when you attempt to start your car it could be because the battery terminals have failed. The fob must be able to communicate with the vehicle's central system to unlock and start it. This is accomplished through a small radio transmitter that is inside the key fob. The transmission signals are sent by the fob to an internal key (if it is present), which unlocks the doors and starts the engine. The fob is able to send the signal up to 50 feet away, however when the terminals on the battery are damaged, the transmission will not work.

Fortunately, they are easy fixes. Replacing the battery is generally as simple as removing the old battery, finding out what type of replacement batteries are needed and then visiting an auto parts store or online retailer for the correct batteries. It can be difficult to open some key fobs to access the batteries. Be careful not to scratch any item.

The next step is to test the key fob once more. If it still doesn't work it could be that the key made of metal inside the fob has been damaged or the key has been reprogrammed. Modern keys need to be programmed to work with a specific vehicle and certain error codes may corrupt the programming in the key fob. A professional can reprogramme the key to the vehicle.

A damaged fob is a second possibility, particularly if fob was dropped or left in the rain. The circuit board could have failed due to the fact that the key fob was exposed to heat excessively, or other problems. Sometimes, this is because of work that was done to your vehicle that left exposed wires, which could cause other problems, like a malfunctioning horn or malfunctioning key fob. It is essential to examine the key fob for damage and replace or repair it if necessary, since not having a functioning key could be extremely stressful and potentially dangerous.

Other Problems

Car key fobs can be a great convenience, but they may also cause problems that require professional repair. Luckily, many of the problems that could be afflict the car key fob are fairly simple and cost-effective to solve. Here are some of most common problems with their solutions.

A dead battery

Smart Key fobs have a shorter life-span than standard remotes. The batteries for fobs must be replaced every three to four years, and they can cease working if they are too old. Fortunately it is a simple issue to fix - just buy a new replacement battery and put it in.

Damaged receiver

To open and start your car the transmitter on your keyfob must receive a message from the receiver inside your car. If the receiver is damaged, signals will not get through and will remain unreadable. This is a simple issue to diagnose but if the receiver is too damaged, it may be necessary to replace it.

Not programmed

Certain cars of the present require a special chip in the key fob to start. The chip communicates with the car through a code that only the manufacturer can understand. In most instances, a replacement key fob must be programmed by the dealer. There are aftermarket fobs that can be used with many vehicles online.

Not working

If your car key fob does not work after having replaced the battery and buttons, it could be due to an electrical issue or a different problem that requires a professional fix. A locksmith professional will be able to look for this type of issue and get your key fob back in working order quickly.  key repairs  is usually cheaper than a trip the dealership. The cost of a new fob depends on your car model and the locksmith in your area. You can get an estimate of the cost by checking with a few local companies before scheduling a job.