The Guide To Key Fob Repair In 2023

· 6 min read
The Guide To Key Fob Repair In 2023

Car Key Fob Repair Service

If your car key fob stops working, you could be in a difficult situation. It can be expensive to replace it, but often it's the most effective solution.

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

Dead Battery

One of the most frequent problems with key fobs is batteries that are dead.  auto key repair near me  could be a shock particularly if it occurs when you're leaving to work or at a social event. While you may have an alternative plan in place like an extra key or phone number to call roadside assistance You will probably require getting the fob fixed or replaced. It's a good idea to know that the majority of battery issues for car keys can be easily fixed with the right knowledge.

Many modern cars come with a backup system that accounts for the possibility of the fob battery failing. Usually it is the case that if you hold the dead fob to the ignition button and press it, you will be able to start the car. If you have a push-to start vehicle, it will unlock the doors. The owner's manual for your car will provide detailed information about where to put the key fob to start it.

Other reasons for a key fob that won't respond or turn on to button presses could be the button isn't being pressed completely, a battery with low capacity or a remote controller that needs to be reprogrammed. In some instances, cleaning your key fob might be enough to get it functioning again. Because key fob buttons are typically pressed over and over again the dirt may 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 the case and take out the old battery. Keep an additional battery and any other tools you might require to open the key fob's case on hand. You can prepare for issues with your keyfob well ahead of time, so you do not have to worry about it affecting your day or having to call roadside assistance. Alternatively, you can keep a spare key in your pocket so that you don't get shocked by a malfunctioning key fob.

Button Issues

The buttons on a key fob transmit signals to the remote's circuit board when they're hit. If the buttons become worn out, the signals may not be transmitted and your device will stop functioning. This could happen over time, or it could be due to an issue related to the fob or vehicle. A professional can repair or replace the button if it's damaged.

Key fobs often get a lot of abuse. They're dropped, banged around and exposed to heat and cold on a regular basis. They're also very delicate and can be easily broken. The inside of the fob has parts like a circuit board and battery contacts, which can be destroyed with enough abuse.

Most problems can be resolved by replacing the battery in your fob, however there are certain issues that require more. The battery can be tested by opening the case of the key fob with a screwdriver and determining whether it's dirty or requires replacement. The most commonly used batteries in key fobs are 3V button batteries that can be purchased in nearly any store.

Even a small amount of force can damage the fob. This can be a problem when you accidentally wash your key fob or go swimming with it in your pocket. This could harm the transponder chip and cause the key fob to stop functioning.


If you're dealing with a button issue, your best option is to contact a professional locksmith. They can usually repair or replace the button and reprogramme it for you. They can also solve other electrical problems like a broken light or a sound horn that isn't working.

Cars are expensive, so it's important to keep up to date with the latest technology and equipment that help them run. When you don't, your vehicle will not function properly and will be difficult to get to where you're required to be. It's also a security risk to have defective equipment and technology because it could cause more serious mechanical problems down the road.

Broken Battery Terminals

If you have been trying to start your car but the fob hasn't been working this could be a sign that the battery terminals are damaged. To unlock and start the vehicle, the fob needs to be able to communicate with the central system of your vehicle. This communication is accomplished by a small transmitter located inside the key fob. The transmission signals are sent to the internal car key (if there is one) which then unlocks the doors and begins the engine. The fob can transmit the signal as far as 50 feet away, however if the terminals on the battery are damaged, the transmission will not function.

Fortunately, these are simple solutions. It is usually easy to replace the battery. Simply remove the old one, determine the kind of batteries you require, and visit an auto parts shop or online retailer to purchase the correct batteries. Some key fobs are difficult to open in order to access the batteries, however, and it is important to be cautious so that you don't break anything inside.

The next step is to try the key fob again. If it still doesn't work it could be that the metal key itself inside the fob has been damaged or the key has been programmed. Modern keys are programmed to work with specific automobiles, and certain errors in the codes can cause a malfunction in the programming of the key fob. This can be corrected by a professional who can re-program the key to the car.

Another possibility is that the fob itself is damaged, especially if it was dropped or left in the rain. It is also possible that the key fob was subjected to excessive heat or had other issues that caused the circuit board to fail. This could happen if you are working on your vehicle and accidentally exposed wires. This could result in other problems, like a damaged key fob or a broken horn. Check your key fob and replace it or repair it if necessary. Not having a working key could be stressful and even dangerous.

Other Problems

Car key fobs are a wonderful convenience to have but they cause issues that require professional repair. A lot of the issues that can affect a car keyfob are easy and inexpensive to repair. Here are a few of the most common problems and possible solutions:

A dead battery

The most basic remotes can last for a long period before requiring a new battery, but the life span of Smart Key fobs is generally much shorter. The batteries for fobs must be replaced every three or four years, and they can cease working if they are too old. Luckily it is a simple solution - just purchase a replacement battery and put it in.

A damaged receiver

The transmitter in your key fob must receive a signal from the vehicle's receiver in order to open and start it. If the receiver is damaged, signals won't get through and will remain unreadable. This is an easy 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 in order to start. This chip communicates with the car through a code that only the manufacturer can understand. In the majority of cases, you need to visit the dealership to obtain the replacement fob programmed correctly for your car. There are aftermarket fobs that work with a variety of vehicles.

Not working

If you've tried replacing the battery and buttons, but your car key fob still doesn't work it could be an electrical issue or some other kind of problem that requires professional fix. A locksmith professional will be able to look for this kind of issue and help you get your key fob back in working order quickly. This service will normally be cheaper than a trip the dealership. The cost of a new fob will depend on your car model and the local locksmith. Contact a few locksmiths in your area to get an idea of the cost prior to booking a job.