Car Key Fob Repairs

Key fobs today can do much more than simply unlock and start vehicles. This added complexity could lead to expensive repair bills when it fails.

It's a good idea to know that the majority of fobs are powered by flat watch-style batteries that can be replaced at home. It is possible that a reset will get yours working again.

Battery Replacement

A dead battery is the main reason for a key fob not working. It's simple to repair and worth a try before you invest in an alternative fob. You can buy a new button cell battery at your local auto parts retailer or hardware store If you own one. You can also consult 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 in your fob.

You'll need to gently pry apart the sides of most fobs to access the battery. It's usually a screwdriver or another tool equipped with a thin, flat blade. You can insert your tool into a slot on the bottom of the key fob. You might also want to look for small pieces that may come loose while you work.

Insert the new battery the same way you removed the old one. The positive (+) side should face the buttons, while the opposite side is facing (-) the marks on the compartment for the battery.

You can push a button to test the fob. If it fails, it might be a problem with your vehicle that requires to be repaired or replaced by a specialist.

Some key fobs require special tools to open, and the contacts inside can be fragile and susceptible to corroding. In these instances the best choice is to talk to a specialist or dealer. When replacing a battery, be gentle and follow the owner's manual. You might be able locate a comparable battery at a discounter store or a big-box retailer however, you'll need to consult your owner's manual to be sure that it's compatible with your vehicle.

Replacing the Internal Key

To protect against theft, the majority of key fobs are equipped with an electronic key inside. If the battery inside a fob dies and the key is discarded, a blank one is left behind, which can be used to open trunks and doors. In certain cases, this key can even start certain vehicles. Most people don't realize that they can save a trip to a dealership by recharging the fob batteries. The flat watch-style battery is used in most modern fobs. These batteries can be found in auto parts stores and hardware stores. The right kind of battery is essential, however. A bad battery can damage the electronic circuitry, which can cause the battery to fail faster.

If you try replacing the battery, and the issue is still there, it could be a sign something else is happening in your vehicle. If you have an owner's guide look for you can use a reset procedure to restore the fob's original programming. If this fails, you'll need to visit a dealership or independent shop that specializes security systems for vehicles and key fob programming.

Fobs can also malfunction due to malfunctioning transmitter receivers. These are usually located close to the steering wheel or on the dashboard. They transmit signals to enable you to unlock your car key fob repair service and Emergency car key repair start it with the fob. If you notice that you're being required to get closer and closer to your car in order to make it work, there's a great chance that the transmitter isn't working.

A professional might have to open the fob's case to replace the transmitter. A simple screwdriver is enough to do the job however some fobs come with complicated release mechanisms that require a special tool or specialized equipment available only at a dealer. It's best to have a certified mechanic perform this task so you don't break the fob or hurt yourself.

Reprogramming the Key

A key fob that is not functioning simply requires a new battery. These batteries are readily available in home improvement and pharmacy stores and are affordable. This is a good method to start before you purchase a new key fob.

You may also be able to reprogram the fob on your own by following some basic steps. This procedure can differ between vehicles, so it is recommended to read the owner's manual and research your specific model. For example, one key fob may require the ignition to be on while reprogramming it. Another might need the key to be inserted and removed multiple times.

The basic procedure is simple. Make sure the battery is securely in place. Then, get into the driver's seat and shut all doors EXCEPT for the driver's side door. This will ensure that the new key fob can communicate with the vehicle in a proper manner. Then, put the old key back into the ignition and turn it to the ON position, but do not start the engine. Then press the lock button on the fob, while looking at the transmission receiver, which is typically located in the front of the vehicle above the mirror. The key will signal to the vehicle within a short amount of time that it is being programmed. This can be accomplished by turning off the door locks or by emitting an audible chime. This can be a tricky process, so pay attention to the timing and avoid pressing too hard the button.

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

Genesky says he's able to program newer fobs at around $200-$250, based on the vehicle. He's experienced European models turned away because there isn't the equipment needed. Most aftermarket fobs can be programmed, but always consult your local dealer to determine the cost.

How do I get a new fob

If your key fob is simply beyond repair, you may need to purchase an entirely new one. Depending on the brand and model, a dealership or an auto locksmith may be able to help. The dealership will likely be the most expensive alternative for replacing a fob, but they will also have the necessary tools and software needed to program your vehicle correctly. Many independent locksmiths offer a brand new car key fob at the lower cost.

It's a good idea to attempt to reset the fob you have before you decide to buy a new one. The owner's manual should provide the correct reset procedure. This is usually a series button presses that restores the factory programming.

It's also a good idea to check your owner's manual as well as warranty information before you decide where to go for an replacement fob for your key. If your car's warranty still active or you have an auto club or insurance policy that covers bumper to bumper you could be eligible to receive a reimbursement for the cost of a replacement fob.

The process of getting a fob can be simple enough however, finding the right place to have it done isn't easy. You might want to visit the dealer for this service if have a newer vehicle and you want peace of mind knowing that your key fobs are functioning properly. However, if you're looking for an affordable alternative it is usually possible to find a locksmith who is independent who can offer the same services for a significantly lower price.

If you aren't comfortable handling this type of work yourself, a professional locksmith can be a good option. They are trained and equipped to repair or replace all kinds of car key fobs, and often they can do it quickly. Additionally, locksmiths will often visit your office or home to complete the task which can be extremely useful for certain people. They can cut and program keys on site if you've lost keys. This is ideal for those who don't like to leave their car in the garage.