Beware Of These "Trends" About Car Key Fob Repair

· 6 min read
Beware Of These "Trends" About Car Key Fob Repair

Car Key Fob Repairs

Key fobs of today do a lot more than unlock and start vehicles. However, the added complexity could result in high repair bills when one of them fails.

The good news is that most fobs have flat-watch-style batteries that are simple to replace at home. It is possible that a reset will bring it back to life.

Battery Replacement

A dead battery is the main reason for a key fob that isn't working. It's a simple fix, and it's worth a try before you spend money on a new key fob. You can pick up a new button cell battery at your local auto part retailer or hardware store If you own one. 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 open and replace the battery in your fob.

Most fobs come with two halves that snap togetheryou'll have to gently pull the sides apart in order to access the battery. It's usually a screwdriver or some other tool with a thin, flat blade. You can wedge your tool into a slot on the bottom of the key fob. It is also advisable to watch out for tiny pieces that may come loose as you work.

Insert the new battery in the same way you removed the previous one. The positive (+) side should be facing the buttons and the reverse (-), the markings on the compartment for the battery.

Check the fob to determine if it works by pushing a button. If  key repair near me G28 Car Keys  isn't working, there might be a problem with your vehicle that needs to be repaired or replaced by a professional.

Some key fobs are difficult to open and the contacts could be fragile and easily corroded. In these cases an expert in the field or dealer may be the best choice. When replacing a battery be gentle and follow your owner's instructions. You may be able find a battery similar at a big-box store or discounter, however, make sure to check the owner's manual to make sure that it's compatible with your vehicle.

Replace the internal key

To guard against theft, many key fobs have an electronic key inside. When the fob battery dies, it leaves an internal key blank which can open trunks and doors (and in some cases start certain vehicles). Most people aren't aware of this however they could save themselves from a trip to the dealer by simply replacing the fob battery. The flat watch-style battery is found in the majority of modern fobs. These batteries are easily found at hardware and auto parts stores. It is crucial to choose the correct kind of battery. A wrong type of battery can harm the electronic circuitry and cause the fob to fail earlier.

If you try replacing the battery and find the problem persists it could be an indication that something else is wrong in your vehicle. If you have an owner's manual, check to see if a reset procedure is available to restore the fob's factory programming. If this isn't working, you'll need visit a dealership or independent shop that specializes security systems for vehicles and key fob programming.

Fobs may also fail because of faulty transmitter receivers. These are usually located near the steering wheel or in the dashboard. They transmit signals that enable you to unlock your car and start it with the fob. If you notice that you're required to move closer and closer to your car to be able to make it work, there's a good possibility that the transmitter is not working.

It might be required for a professional to remove the case of the fob in order to replace the transmitter. A simple screwdriver is enough to accomplish the task, but some fobs have complex release mechanisms that require a specialized tool or equipment that is available only at a dealership. This is a job that should be performed by a certified mechanic to avoid damaging the fob and yourself.

Reprogramming the Key

Most of the time, a key fob that isn't working just requires a new battery. Because they are cheap and readily available at pharmacies and home improvement stores, it's an excellent first step prior to purchasing a new car key fob.

You may also be able to program the fob by following the steps. The procedure varies for different vehicle makes, so it's important to refer to the owner's manual and research the specifics of the model you own. One key fob might require that the ignition be on when reprogramming. Another might need the key to be removed and inserted multiple times.

The procedure is simple. First, ensure that the new battery is firmly in place. Close all doors, except the driver's door. This will ensure that the new key fob can communicate with the vehicle in a proper manner. Put the old key in the ignition, turn it on however, do not start the engine. Press the lock button while aiming the fob towards the receiver for transmission. This is usually located on the left side, just above the mirror. In a short period of time the key will announce to the vehicle that it's being programmed by triggering the doors' locks or generating the sound of a chime. This is a difficult process, so pay attention to the timing and avoid pressing too hard the button.

If the key fob doesn't function after reprogramming, you can try replacing the batteries. If the problem persists you might want to check with your local locksmith or dealer. A professional will have the tools and equipment to reprogram your car's fob or make an entirely new key if needed.

Genesky says he's able to program newer fobs at around $200-$250, depending on the car. But he's had to turn down customers who have European models due to the fact that there's no equipment they require. A majority of the aftermarket fobs are programmed, but always consult your local car dealer to find out the price.

How do I get a new fob

If your key fob is simply beyond repair, you might need to purchase an alternative. Based on the make and model, a dealership or an auto locksmith might be able to help. The dealership will likely be the most expensive option for a replacement fob, but they will also have all the required tools and software to program your vehicle correctly. If you're looking for a cheaper option, a number of independent locksmiths can offer you new car keys for a more affordable cost.


Before you rush to get a new fob, it is a good idea to try resetting your current device. The owner's manual will outline the proper reset procedure, which is usually just the pushing of a button that reset it to factory programming.

It's also a good idea to check your owner's manual as well as warranty information prior to deciding the best place to get a key fob replacement. If your car's warranty is in good standing or you have an auto club or insurance policy that covers bumper-to-bumper, you may qualify for a reimbursement on the cost of replacing the fob.

Finding the best where to purchase a fob can be difficult. If you have a relatively new vehicle and you want the assurance with knowing that your keys fobs are in working condition, you may prefer going to the dealership to get this service. If you're seeking a less expensive alternative, it's possible to find a locksmith who can provide the same service for less cost.

If you're not confident handling this kind of work yourself, a professional locksmith may be a great option. They're trained and equipped to replace or reprogram car key fobs of all kinds, and can do so quickly. Additionally, locksmiths can often come to your office or home to do the job which can be extremely useful for certain people. They can cut keys and program them on the spot if you've lost them. This is ideal for those who do not want to leave their vehicle unattended.