Car Key Fob Repairs

Key fobs of today do a lot more than unlock and start cars. However, the added complexity could cause costly repairs when one of them fails.

The good news is that most fobs are equipped with flat-watch-style batteries that are simple to replace at home. You may find that a simple reset can allow your fob to function again.

Battery Replacement

The most common reason that a key fob doesn't work is due to an inoperative battery. It's easy to solve and is worth a try before you spend money on the replacement fob. You can pick up a new button cell battery at your local auto part store or hardware retailer if you have one. You can also consult the owner's manual (or, if you don't have one, YouTube is full of videos from people explaining how to do it) for specific instructions on opening and replacing the battery on the particular type of fob.

Most fobs have two halves that snap together -You'll need to pull the sides apart in order to access the battery. You'll usually need a small screwdriver or a different tool that has a flat, thin blade. It might help to look for a groove along the bottom of the fob which you can use to wedge your tool between. You might also want to look for small pieces that may come loose while you work.

Insert the new battery in the same manner as you removed the previous one. Make sure the positive (+) side is facing upwards toward the buttons and that the negative (-) side of the battery is aligned correctly with the marks inside the battery compartment of your fob.

Test the fob to see if it works by pushing a button. If it isn't working, there could be a problem in your vehicle that needs to be fixed or replaced by a professional.

Some key fobs require special tools to open, and the contacts inside may be delicate and easily corroded. In these cases an expert in the field or the dealer will likely be your best option. If you're looking to replace the battery, make sure to be very gentle and adhere to the specific instructions in your owner's manual. You might be able to find a similar battery at a discounter store or a big-box retailer however, you'll need to refer to your owner's manual to ensure that it's the right one for your vehicle.

Replacing the Internal Key

Most key fobs contain a physical mechanical key however, it's hidden within the fob to keep it from being stolen. When the battery in the fob fails and the key is discarded, a blank one is left behind and can be used to open trunks and doors. In some instances the key could even start certain vehicles. The majority of people don't realize that they can avoid a trip to a dealership by recharging the fob batteries. Most modern fobs have flat watches-style batteries that are readily available at auto parts stores and hardware shops. It is essential to choose the correct kind of battery. A wrong type of battery can harm the electronic circuitry, which can cause the fob to fail much earlier.

If the issue persists after you replace the battery, it could be an indication that something else is going on in your vehicle. Review the owner's manual of your vehicle to see if there's a reset procedure that will restore the fob to factory-setup. If this doesn't work, you'll have to visit a dealership or independent shop that specializes vehicle-security systems and key fob programming.

Fobs can also malfunction due to faulty transmitter receivers. They are typically located on the dashboard or near the steering wheel, and they transmit signals that allow you to unlock and start your car using the fob. It is possible that you will need to get closer to the car in order to get it to work.

A professional may need to open the case of the fob to replace the transmitter. A simple screwdriver will usually work, however certain fobs require a special tool or equipment that can only be purchased at a dealer. It's best to have a certified mechanic do this job so that you don't break the fob or hurt yourself.

Reprogramming the Key

A key fob that's not working may simply need a new battery. These batteries are readily available in both pharmacy and home improvement stores and are cheap. This is a good option to begin before purchasing the new key fob.

Alternatively, you may be able to program the fob on your own by following some basic steps. This procedure can differ between automobiles, so refer to the owner's manual and Car Key Fob Repairs research your specific model. One key fob could require that the ignition be on when programming. One key fob could require the broken key repair to be inserted several times.

The general procedure is very easy. First, ensure that the new battery is in place. Close all doors, except the driver's door. This will ensure that the new key is communicating with the vehicle correctly. Put the old key in the ignition, then turn it on but don't start the engine. Press the lock button while aiming the fob at the transmission receiver. This is typically located on the front above the mirror. Within a short time frame the key will announce to the vehicle that it's being programmed by turning off the doors' locks or generating the sound of a chime. This can be a difficult process, so it's important to be attentive to the timing and Car Key Fob Repairs don't over-press the key button.

If the key fob still does not work Try reprogramming it with new batteries. If the issue persists then a visit to your dealer for your car or locksmiths should be considered. A professional locksmith will have the tools and equipment needed to reprogram your car's fob or make the key if needed.

Genesky says that he can program newer fobs ranging from $200 and $250, depending on the vehicle. However, he's had to turn away customers with European models because they don't have the costly equipment required. The majority of aftermarket fobs can be programmed, but you should always consult your local car dealer to find out the cost.

Finding a New Fob

If your key fob is beyond repair, you might need to purchase an alternative. Depending on the make and model, the dealership or an auto locksmith might be able to help. The dealership is likely to be the most expensive option for a fob replacement, but they will also have all of the necessary tools and software to program your car correctly. If you're looking for a cheaper solution, a variety of locksmiths can provide you with a brand-new car key fob at a lower price.

It's a good idea to attempt to reset your current fob before you rush out to buy an entirely new one. The owner's manual should outline the correct reset procedure. It is typically a series button presses which restores the factory settings.

It is also recommended to check the owner's guide and warranty information to determine if you can get an alternative key fob. If your vehicle's warranty is in good standing or you have an auto club or insurance policy that covers bumper-to-bumper you could be eligible for a reimbursement on the cost of a replacement fob.

Getting a fob is easy enough however, finding the right location to do it can be a challenge. It is possible to go to the dealer for this service if have a newer car and you want to be confident that your key fobs work correctly. If you are looking for a more affordable alternative, it's possible to find a locksmith who will provide the same service at an affordable cost.

A professional locksmith is a great choice for those who aren't comfortable with this type of work. They are equipped and trained to change or reprogram keys for cars of all types, and can do so quickly. Additionally, locksmiths will often visit your office or home to do the job which is convenient for some people. They can also cut and program keys repair on the spot in case you've lost keys. This is great for those who don't want to leave their vehicle unattended.