10 Key Fob Repair Tricks Experts Recommend

· 6 min read
10 Key Fob Repair Tricks Experts Recommend

Car Key Fob Repair Service

While the car key fob might appear to be an afterthought, if it stops functioning properly, you could be in a difficult spot. While replacing it with a new key fob can be expensive and time-consuming, it's sometimes the best option.

You can save money by going to other places before you go to the dealer.

Dead Battery

A dead fob battery is among the most common issues with key fobs. It can catch people off guard and can be a real shock, particularly as you are leaving for work or heading out to a party. Although you may have a backup plan in place, such as an extra key or phone number for roadside assistance it is likely that you will need to get the fob repaired or replaced. The positive side is that the majority of car key fob battery problems can be easily fixed with the right tools.

Many modern cars have a backup system that can handle the possibility of a fob battery going bad. If you attach a dead fob in the ignition, you are able to generally start the car. If you own a vehicle that uses push-to-start it will also open your doors. The owner's manual for your car will contain detailed information about where to put the key fob to start it.

Other causes for the key fob to not respond to press buttons or turning on could be the button that isn't being fully pressed or is a battery with a low capacity or a remote that needs to be programmed. In some instances, cleaning your key fob might be enough to make it work again. Since key fob buttons are often pressed over and over again dirt can build up that prevents them from pressing to the fullest extent.

You can use the end of a clip clean your key fob. It is safe to open up the case and take out the old battery. You should also consider keeping an additional battery in your bag and any tool you'll require to open the key fob case. This way, you'll be prepared for any issue with your key fob, so that it doesn't disrupt your day or cause you to have the need to call roadside assistance. You can also keep an extra key in your pocket to ensure you don't get surprised by a problem with your key fob.

Button Issues

When they are pressed on the remote control send signals to the circuit board. If these buttons wear out, the signals might not be sent and your device will stop functioning. This could happen over time or could be due to an issue with your car or fob. If the button is worn out it is possible to replace it or repair it.

Key fobs often get quite a bit of abuse. Everyday, they're broken, dropped and exposed to heat and cold. They're also very delicate and easily damaged. The inside of the key fob is filled with components like a circuitboard and battery contacts which can be damaged if you abuse it too much.

Most problems can be resolved by replacing the battery on the fob, however there are some that require a greater. The battery can be inspected by opening the case of the key fob using the help of a screwdriver to determine if it is dirty or requires replacement. The most popular batteries used in key fobs are 3V button cell batteries that can be purchased in almost any retailer.

Fobs can also be damaged by water even if it's just the smallest amount of water. This can be a problem when you accidentally wash the key fob or swim with it in your pocket. This could cause damage to the chip and prevent the key fob from working.

Contacting a professional locksmith is the best option if there is issues with a button. They are usually able to repair or replace the button and reprogram it for you. They can also fix other electrical issues, such as an unresponsive light or a horn that won't work.

It is essential to keep up-to-date with the most recent technology and equipment for your car. Cars can be costly. When you don't, your vehicle won't function as it should and it will be much harder to get to where you're required to be. It's also a major security risk to have defective technology and equipment because it could cause more serious mechanical problems in the future.

Broken Battery Terminals

If you have been trying to start your car, but the fob isn't working it could be a sign that the battery terminals are broken. To unlock and start your vehicle, the fob needs to be able communicate with the central system of your vehicle. This communication is done through a small radio transmitter within the key fob. The transmission signals are transmitted to the car key's internal circuit (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. However, should the terminals on the battery are damaged, the transmission will not function.

Luckily, these are easy solutions. It's usually simple to replace the battery. Simply take out the old one, determine what type of batteries you require, and then head to an auto parts store or online retailer to purchase the correct ones. Certain key fobs are difficult to open to get access to the batteries however, and it is important to be careful so that you don't break any of the components inside.

Then, test the key fob again. If the key fob still isn't working, the metal key inside the fob might be damaged or the key might have been changed in programming. Modern keys have to be programmed to work with specific automobiles, and certain errors in the codes can affect the programming of the key fob. A professional can reprogram the key to the vehicle.

Another possibility is that the fob is damaged, especially if it was dropped or left in the rain. It is also possible that the key fob was exposed to excessive heat or had other issues that caused the circuit board to fail. This can happen when you work on your car and accidentally exposed wires. This could cause other problems, like a damaged key fob or a broken horn. Check your key fob and replace it or repair it if needed. In the absence of a functioning key could be stressful and even dangerous.

Other Issues

Car key fobs are an excellent convenience, however they can also cause issues that require professional repair. Luckily, many of the problems that could be afflict keys for cars are relatively simple and inexpensive to fix. Here are some of the most frequent problems and their possible solutions:

A dead battery

Most basic remotes can last for a long period before needing replacement batteries, however the lifespan of Smart Key fobs is generally much shorter. Fob batteries are typically required to be replaced every three or four years, and are prone to fail when they're too old. This is a simple problem to fix - just buy an alternative battery and then install it.

A damaged receiver

To start and open your car, the transmitter in your keyfob has to receive a signal from the receiver inside your car. If the receiver is damaged, signals won't pass through and remain unreadable. This is a simple issue to diagnose however, it could be necessary to replace the whole receiver if it's damaged.

Not programmed

Certain modern cars require an extra chip inside the key fob to allow for start. The chip communicates with your car using a unique code that only the manufacturer knows. In the majority of cases, you have to go to the dealer to purchase a replacement fob that is properly programmed for your vehicle. You can find replacement fobs that work with a wide range of vehicles.

Not working



If  remote car key repair  does not work after having replaced the battery and buttons it could be due to an electrical problem or another type of problem that requires a professional fix. A professional locksmith will be able to fix this problem by checking for the issue. This service will normally be less expensive than a trip to the dealership. The cost of a new fob is contingent on your car model and the locksmith in your area. You can get a good idea of the price by checking with several local businesses prior to making a booking.