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12 Key Fob Repair Service Facts To Make You Look Smart Around The Cooler Water Cooler
Key Fob Repair Service

Key fobs can be damaged. Depending on how they're kept and how often they get moved around, their buttons could become stuck or broken.

The majority of key fob issues are easy to fix. Certain key fob issues are more serious and require expert assistance. A locksmith can be a huge help in these instances.

Dead Fob Battery

Car key fobs have gotten pretty smart however, that doesn't mean they don't sometimes get stuck in the "not responding" zone. If this happens, it's usually time to replace the battery. This doesn't solve the problem because there could be a bad connection at one of the terminals on the battery connector.

Automobile manufacturers are aware of this issue, so they often put a spare mechanical key inside the fob in case of such an emergency. To access this, find the small release button or latch located behind the fob (check the user manual for specifics). By pressing this, you will be able to open the fob and access a physical key, which you can use to unlock your vehicle.

Another indication that your fob's battery is dying is that you need to be much closer to the car to unlock and open it than you did before. The transmitter of the fob loses power when its battery dies. This limits its range.

It's relatively simple to replace the battery. You will need to purchase the button-cell battery (which is similar to an elongated silver coin) and follow the directions in the user guide to remove the old battery. Replace the battery in the exact direction as the old one (the positive side facing upwards toward the buttons). After reassembling your fob, test its lock/unlock and start functions to make sure that the new battery was installed correctly.

You can unlock some key fobs by looking for the latch, screw, or switch at the back and then prying the fob in two. You'll need the fob to work with your vehicle, so take care not to cause damage! You can also take the fob to an expert should you feel uncomfortable making it your own. Since it's a routine service, most auto shops will change the battery on the fob for a small fee. Some dealers might even offer it for free depending on the model and brand of your vehicle.

Fob Is Not Working

The first thing to do when your key fob isn't working is to replace the batteries. This is the fastest fix and will likely resolve the issue. If your device still doesn't work after replacing the battery, it could be due to damage.

The damage to your car's key fob for a variety of reasons, including physical trauma, exposure to water or a corroded circuit board. These issues can prevent your key from communicating with the receiver in your vehicle which can then stop your car's doors or ignition from unlocking or starting. You may have to have a professional replace your fob if it is damaged.

In the same way, the buttons on your fob may have worn out with repeated use. The rubber can wear away and make the buttons less responsive or clicky and eventually, they'll start to fail to register your pressing accurately. You can try wiping the buttons down and adjusting them, however, it is usually best to get the fob examined by a professional to make more extensive repairs.

Make sure that the battery you're using is exactly right for your fob. You can find a list on the internet or in most hardware stores. Check the owner's manual or the engraving on your fob for further details. If the battery is not the right fit, it may have issues transmitting strong signals or providing enough power to internal components.

In rare instances the issue could be with the vehicle's electronic components or receiver. If you have an inductive backup system and you want to test it, you can do so by opening the doors with an actual key and beginning the car using the inductive backup (if available). If ignition key repair near me isn't working to open or start your vehicle check with a mechanic the electronic and receiver components of your vehicle to determine whether they're working properly.

Fob Damaged

A key fob is made up of many parts and a single malfunction could cause other components to fail. If a key fob ceases to function, it's important that you check for obvious causes like cracks in the casing or a broken component. Check the horn, light and other parts of the car to ensure they're functioning correctly.

It's better to replace the key fob if it's damaged, rather than attempt to repair it. The fob may need to be reprogrammed to the vehicle this is something that can't usually be done at home, and it requires special equipment to do so.

The buttons on a key fob use contacts that transmit signals to the circuit board on the key fob however, these contacts can wear down over time. This is more common when you drop the fob or leave it in hot weather.

The internal wiring of a key fob may also become worn out over time. This can result in the button not functioning when it's pressed, or only working when press very hard. It could also result in the vehicle not being able start or unlock once the fob has been used.

Most key fobs have an outer cover made of plastic that can be removed and cleaned safely by using soap and warm water. This can help restore a keyfob to its original purpose. It's recommended to clean it often to avoid dirt damaging the inside.


A bad battery is the primary reason why the key fob will not turn on or work. Most car dealers and mechanics can replace the batteries quickly however, if you're comfortable doing it yourself, you can buy a battery from the hardware store or a big-box retailer and follow instructions in the owner's manual or on YouTube to install it.

The worst case scenario is that your key fob has internal damages, such as cracks small electronic components that aren't completely connected to the circuit boards, or bent and corroded battery contact points. If you find any of these problems you should contact an auto locksmith or a dealer to obtain a new key fob as well as assistance in programming it to your vehicle.

Fob Is Not Programming

Car key fobs are a convenient convenience that allows you to unlock your car doors and begin the engine. When they stop working or are not working, it can be frustrating. In some cases, the issue can be resolved by replacing the battery. However, in other situations it may require a more intricate repair. The first step is to determine the reason why the fob isn't working properly.

The most common reason for a fob malfunctioning is that it fails to recognize your vehicle. This is because the connection between the remote and your vehicle is cut off. This connection can be restored without the need for an expensive key fob repair.

When the key fob is not sending a strong signal, other issues could occur. This could happen if the key has been damaged or the battery is dead. In either case, you should try to reconnect your key with your car. This can be accomplished by following the instructions that came on the key fob. It's also a good idea to carry an extra key in case you need to utilize it in the event that the primary key isn't working.

It's also possible that the fob isn't receiving a strong enough signal from the car. This can be due to a weak battery in the car or interference from wireless devices or a problem with the antenna. You can test the fob and determine if this is the issue by using a remote tester. If the tester doesn't light up when any of the buttons are pressing, the battery may need to be replaced or the fob could be broken.

The immobilizer in your car could prevent a fob from sending a clear signal. This can happen if your fob isn't properly programmed to your vehicle, or in the event of an issue with the software.

If you are unable to fix the fob, or it's not worth the trouble to try to repair it, you need to purchase an entirely new one. Many online retailers offer cheap options and some can be delivered directly to your home.

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