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Car Key Fob Repair Service

While a car key fob could appear to be an afterthought, if it stops functioning properly, you could be in a bind. While replacing it with a new one is costly and time-consuming, it's sometimes the most effective alternative.

But before you head to the dealer to have one reprogramed, there are several other places you can go to save money.

Dead Battery

A dead battery for a fob is among the most common issues with key fobs. It can be a shock and especially if it happens right before you leave for work or a social event. You might have a backup plan, like an extra key or number for assistance at the roadside but you'll still require a fix or replacement for the fob. The positive side is that the majority of car key fob battery issues can be easily fixed with the right tools.

A lot of modern cars have a backup system to cover the possibility that the fob's battery might fail. Usually when you hold the dead fob to the ignition button you will be able to start the vehicle. If you have a push-to start vehicle, this will unlock the doors. The owner's guide for your vehicle will include detailed instructions on where to put the fob of the key to start it.

Other causes for a key fob that doesn't respond or turn on to the button presses include a button that isn't depressed completely, a battery with low capacity or a remote control that requires reprogramming. In some cases cleaning the device may be all it takes to make your key fob work again. Since key fob buttons are repeatedly pressed, dirt may build up and stop them from being fully pressed.

You can use the end of a clip to swiftly clean your key fob. This can be used to open the case safely and remove the battery. It is also advisable to keep an additional battery in your bag, as well as any tool you might need to open up the key fob case. You can prepare for issues with your keyfob in advance, so that you do not have to worry about it affecting your life or having to call roadside assistance. Keep an extra car key in your pocket to ensure that you don't get taken by surprise in the event of problems with your key fob.

Button Issues


The buttons on a key fob send signals to the remote's circuit board when they are pressed. If these buttons wear out, the signals may not be transmitted and your fob will stop working. This could happen over time or may be due to an issue with your car or fob. If the button is worn out, a professional can replace or repair it.

Key fobs are often exposed to a lot of abuse. They're dropped, banged around, and exposed to cold and heat on a regular basis. They're also extremely fragile and could easily be broken. The inside of the fob contains components like circuit boards and battery contacts, which can be destroyed with enough abuse.

The battery in your key fob is usually enough to solve most issues, but certain issues are more complex than those. The battery can be inspected by opening the case of the key fob with a screwdriver and determining whether it is dirty or needs to replaced. The most common batteries used in key fobs are 3V button batteries that can be purchased at almost any store.

Fobs can also be damaged by water, even if it's only a small amount of water. This can be a concern when you accidentally wash the key fob or go swimming with it in your pocket. This could damage the chip, preventing the key fob from working.

A professional locksmith is the best option if there is an issue with the button. They can usually fix or replace the button and reprogramme it for you. car key fob repair can also fix other electrical problems, like a broken horn or lights that won't work.

Cars are expensive, so it is essential to keep up with the technology and equipment that makes them run. If you don't do this the vehicle won't work effectively and you'll be having a harder in getting to where need to go. Incorrect technology and equipment could also pose a risk to safety, as it can cause serious mechanical issues in the future.

Broken Battery Terminals

If you've been trying to start your car but the fob isn't working, this may be a sign that the battery terminals are broken. To unlock and start the car, the fob has to be able to communicate with the central system of your vehicle. This communication is made via a small transmitter inside the key fob. The transmission signals are transmitted to the internal car key (if there is one) and it unlocks the doors and starts the engine. The fob can transmit the signal as far as 50 feet away. However, when the battery's terminals are damaged, the transmission will not function.

These are simple solutions. It's usually simple to replace the battery. Simply take out the old one, figure out what type of batteries you require, and then visit an auto parts store or online retailer to purchase the appropriate batteries. It can be a challenge to open key fobs to access the batteries. Be careful not to break anything.

Then, try the key fob once more. If the key fob still isn't working the key that is in the fob could be damaged or the key might be changed in programming. Modern keys need to be programmed in order to work with a specific vehicle and certain error codes could corrupt the programming in the key fob. This can be remedied by a professional who will program the key again to the car.

Another possibility is that the fob itself is damaged, especially when it was dropped or left in the rain. It could also be that the key fob was subjected to extreme heat or other issues that caused the circuit board to fail. Sometimes, this can be the result of having work done on your car that accidentally exposed wires. This could lead to further malfunctions such as a broken horn or malfunctioning key fob. Check your key fob and replace it or repair it if required. The absence of a functioning key can be stressful and dangerous.

Other Problems

Car key fobs are a great convenience to have however, they can also cause issues that require professional repair. A lot of the issues that could affect a car keyfob are easy and inexpensive to repair. Here are some of the most common problems and their possible solutions:

A dead battery

Smart Key fobs have a shorter life-span than standard remotes. Fob batteries need to be replaced every three or four years, and they can cease working if they are too old. Fortunately, this is an easy problem to solve - simply purchase a replacement battery and install it.

Damaged receiver

The transmitter inside your key fob has to receive an input from the vehicle's receiver to allow it to open and start it. If the receiver is damaged, signals will not get through and will remain unreadable. This is a straightforward issue to identify, however, if the receiver is damaged, it could be necessary to replace it.

Not programmed

Some modern cars require a chip that is included in the key fob in order to start. This chip communicates to the car using a unique code only known by the manufacturer. In most cases, a replacement fob has to be programmed by the dealer. However, you may find fobs from the aftermarket 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 problem or another type of issue that requires professional repair. A professional locksmith will be able to resolve the issue by examining for the problem. This is usually less expensive than going to a dealer. The cost of a new fob is contingent on the model of your vehicle and the locksmith in your area. You can get a rough idea of the price by checking with a few local companies before scheduling a job.

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