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Car Key Fob Repairs

Key fobs today do much more than unlock and start vehicles. However, that added complexity can result in high repair bills when one of them fails.

It's good to know that a majority of fobs are powered by flat-watch-style batteries which can be easily replaced at home. You might find that a simple reset will allow your fob to function again.

Battery Replacement

A dead battery is the most common cause of a key fob not working. This is a simple repair, and is worth trying before you decide to spend money on a new fob. Take your car to an auto parts store or hardware retailer that sells button cells and choose an alternative. You can also refer to the owner's manual (or YouTube for videos explaining how to replace the battery) to find specific instructions on how to remove and replace the battery inside your fob.

You'll have to gently pull away the sides of the majority of fobs to access the battery. It's usually a screwdriver or some other tool that has a flat, thin blade. It's a good idea to look for a notch along the bottom of the fob that you can use to place your tool between. You may also want to watch out for small pieces that may come loose as you work.

Once you have the new battery, you can insert it in the same manner that you removed the previous one. The positive (+) side should face the buttons and the reverse (-) the markings on the compartment for the battery.

Push a button to test the fob. If it isn't working, there could be a problem in your vehicle that requires to be repaired or replaced by a specialist.

Some key fobs require special tools to open, and the contacts inside may be delicate and susceptible to corroding. In these instances an expert in the field or the dealer will likely be the best choice. When replacing a battery, be patient and follow your owner's instructions. You may be able to locate the same battery at a big-box store or discounter, but make sure you read the owner's manual to make sure it's compatible with your car.

Replacing the Internal Key

Most key fobs contain the physical key mechanical that is hidden within the fob to stop thieves from getting. If the battery inside 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 remote key repairs could even start certain vehicles. A majority of people don't realize they can avoid a trip to the dealership by replacing the fob's batteries. Most modern fobs have flat watch-style batteries that can be found in hardware stores and auto parts shops. The right kind of battery is important, however. The wrong kind can damage the electronic circuitry, causing the battery to fail faster.

If the problem continues to persist even after you have replaced the battery, it could be a sign that something else is wrong in your vehicle. If you have an owner's guide look for you can use a reset procedure to restore the fob's factory programming. If this fails, you'll need to visit a dealership or an independent shop that specializes in security systems for vehicles and key fob programming.

Fobs can also malfunction because of faulty transmitter receivers. They are typically located close to the steering wheel or on the dashboard. They transmit signals that allow you to unlock your car and start it with the fob. It is possible that you will need to get closer to the car to make it work.

It could be required for a professional to remove the case of the fob in order to replace the transmitter. A simple screwdriver is usually enough to do the trick, but certain fobs require a special tool or equipment that can only be found at a dealership. It is a good idea to have a qualified mechanic perform this task so you don't accidentally break the fob or cause injury to yourself.

Reprogramming the Key

A key fob that is not working might just need an upgrade in battery. They are easily available in home improvement and pharmacy stores and are cheap. This is a good option to begin before purchasing a new key fob.

You can also re-program your key fob on your own by following some basic steps. The procedure may differ for different vehicles, so it is recommended to consult your owner's guide and research the model you have. For instance, one key fob may require that the ignition be turned on while reprogramming it. One key fob may require the key to be inserted multiple times.

The process is straightforward. Make sure the battery is securely in place. Then, get in the driver's seat and close all doors EXCEPT for the driver's side door. This will ensure that the new key fob communicates with the vehicle properly. Insert the old key into the ignition and turn it ON but don't start the engine. Next press the lock button on the fob, while making sure to point it towards the transmission receiver, which is usually situated on the front of the car above the mirror. The key will notify the vehicle within a brief amount of time that it's being programmed. This can be done by cycling the door locks or by emitting an audible chime. This procedure can be difficult, so it's important to pay attention to the timing and to not over-press the key button.

If the key fob still isn't working, try reprogramming it again with fresh batteries. If the issue persists, you might want to visit your car dealer or locksmith. A professional locksmith will have the tools and equipment needed to reprogram your car fob or design a new one if necessary.

Genesky says he can usually program newer fobs for $200 to $250, based on the model of vehicle. But he's had to refuse customers with European models due to the fact that they don't have the costly equipment they require. Fortunately, most aftermarket fobs can be programmable but it's always best to talk to an auto dealer first to see what their price is.

How do I get a new fob

If your key fob is simply beyond repair, you might need to purchase a new one. Depending on the make and model, an auto locksmith or a dealership might be able to assist. The dealership is likely to be the most expensive alternative for replacing a fob however, they'll have all the required tools and software needed to program your vehicle correctly. Many locksmiths in independent shops offer a new car key fob for an affordable price.

Before you decide to purchase a new fob, it is a good idea to try resetting your current one. The owner's guide should explain the correct reset procedure. It is typically a series button presses that restores the factory programming.

It is an excellent idea to read your owner's manual and warranty information before you decide where to go for a key fob replacement. If your vehicle's warranty is still in effect or you have an auto club or car insurance policy that covers bumper-to-bumper, you may qualify for a reimbursement on the cost of replacing the fob.

Finding the best location to purchase a fob can be difficult. If you have a relatively new car and would like the peace of mind that comes with knowing that your key fobs are in good working condition, you may be better off going to the dealership for this service. If you're looking for a more affordable option it is usually possible to find an independent locksmith who can provide the same service for a lower cost.

If you're not confident handling this type of work yourself, a professional locksmith may be a good option. They are trained and equipped to reprogram or replace all kinds of mobile car key repair key fobs, and often they can accomplish the task in a short time. Additionally, locksmiths is often able to come to your workplace or home to complete the task which can be extremely practical for some. They can cut keys and program them on the spot in case you've lost keys. This is ideal for those who do not want to leave their vehicle without a key.