10 Key Fob Repair Tips All Experts Recommend Car Key Fob Repair Service

If your car key fob stops working you may be in a bind. While replacing it with a brand new one can be costly, sometimes it is the most effective option.

But before you go to the dealer to get one re-evaluated There are other places that can save you money.

Dead Battery

A dead battery for a fob is among the most frequent issues with key fobs. It can be a surprise to people and can be a real shock, particularly when you leave for work or heading to a social event. Even if you have a backup plan in place for emergencies, like an extra key or phone number to call roadside assistance it is likely that you will require the fob to be fixed or replaced. The positive side is that the majority of car key fob battery problems are easily fixable with the right information.

Many modern cars have a backup system that allows for the possibility of a fob battery going bad. Usually when you hold the dead fob up to the ignition button, you'll be able start the car. If you own a car that has push-to-start it will also open your doors. The owner's manual for your vehicle will give you detailed instructions on how to use the key fob.

Other reasons why a key fob not responding to button presses or turning off include the button that isn't being fully pressed, a low-capacity battery or a remote that needs to be programmed. In car key repair service 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 pressed all the way.

You can make use of the end of a clip clean your key fob. This can be used to open the case securely and take out the old battery. You should also keep an additional battery in your bag, as well as any tool you might require to open the case of your key fob. You can plan for any issues with your keyfob well in advance, so you do not have to be worried about it affecting your life or needing to call roadside assistance. Alternatively, you can keep an extra key in your pocket so that you aren't shocked by a problem with your key fob.

Button Issues

When they are pressed, the buttons on a remote control transmit signals to its circuit board. If the buttons wear out, signals may not be sent and the fob won't be functioning. This can happen over time, or it could be due to another issue with the fob or car. If the button has worn out or damaged, a professional can replace or repair it.

Key fobs are frequently subjected to a lot abuse. Every day, they are damaged, thrown around and exposed to cold and hot. They're also pretty delicate and are easily broken. The inside of the fob has parts like a circuit board and battery contacts that can be destroyed with enough abuse.

Most issues can be fixed by replacing the battery in your fob, but there are some that require more. You can test the battery by using a screwdriver to open the case of your key fob and see whether it's required to be cleaned or replaced. The majority of key fobs utilize 3V button cells that are readily available in every store.

Fobs can also be damaged by water even if it's just a small amount of water. This could be a problem when you accidentally wash your key fob or go swimming with it in your pocket. This could damage the transponder chip within and cause the key fob to cease working.


If you're having a button issue the best choice is to call an expert locksmith. They are usually able to fix or replace the button and reprogramme it for you. They can also solve other electrical issues, such as the broken light or sound horn that isn't working.

It's essential to keep up with the latest technology and tools for your vehicle. Cars can be costly. If you don't, your vehicle will not function properly and it will be difficult to get to where you're required to be. It's also a major security risk to have defective equipment and technology since it can cause more serious mechanical issues later on.

Broken Battery Terminals

If you've been trying to start your car and the fob isn't functioning this could be a sign that your battery terminals are broken. To unlock and start the car, the fob must be able to communicate with central system of your vehicle. The communication happens through a small radio transmitter that is inside the key fob. The transmission signals are sent to the internal car key (if there is one) and it opens the doors and starts the engine. The fob is able to transmit the signal as far as 50 feet away, but should the battery's terminals are damaged, the transmission might not function.

These are straightforward fixes. It is usually easy to replace the battery. Simply remove the old one, determine what type of batteries you require, and visit an auto parts shop or online retailer to purchase the appropriate one. Some key fobs are hard to open in order to access the batteries however, and it pays to be cautious so that you do not break any of the components inside.

The next step is to try the key fob again. If it still doesn't work, it is possible that the metal key itself inside the fob is damaged or that the key has been programmed. Modern keys must be programmed to work with certain vehicles, and certain error code can corrupt the programming of the key fob. A professional can reprogram the key to the vehicle.

Another possibility is that the fob itself is damaged, particularly if it was dropped or left in the rain. The circuit board might be damaged because the key fob was exposed to extreme heat, or other problems. This could happen if you have work done to your car and accidentally exposed wires. This could cause other problems, like a damaged key fob or a damaged horn. Make sure you check your key fob, and replace or repair it if required. The absence of a functioning key can be stressful and potentially dangerous.

Other Problems

Car key fobs can be a great convenience, but they can also cause problems that require professional repair. Thankfully, many of the problems that could be afflict keys for cars are fairly simple and cost-effective to fix. Here are some of the most frequent problems and their solutions.

A dead battery

The most basic remotes can last for a long period before needing a new battery, but the lifespan of Smart Key fobs is generally much shorter. Fob batteries need to be replaced every three or four years and can stop working if they become too old. Luckily this is a simple problem to solve - simply purchase a replacement battery and install it.

Damaged receiver

The transmitter inside your key fob needs to receive an input from the vehicle's receiver to be able to open and begin. If the receiver is damaged, signals won't get through and will remain inaccessible. This is a straightforward issue to diagnose however it may be necessary to replace the entire receiver if it is damaged.

Not programmed

Some modern cars require a chip that is included in the key fob to allow it to start. The chip communicates with your car via a unique code that only the manufacturer is aware of. In the majority of instances, a replacement key fob must be programmed by the dealer. But, you can find aftermarket fobs online that work with a variety of vehicles.

Not working

If your car key fob does not function after you've replaced the battery and buttons, it could be due to an electrical issue or another type of problem that requires a professional fix. A professional locksmith can quickly fix this problem by checking for the issue. This service is usually less expensive than a trip to the dealership. The cost of a new fob depends on the model of your car and the local locksmith. You can contact a few companies in your area to get an idea of the cost prior to booking the job.