Car Key Fob Repairs

Key fobs of today are more than just a way to unlock and start vehicles. This extra complexity can result in costly repairs if it breaks.

The good news is that most fobs have flat-watch-style batteries that are easy 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 not working. This is a simple fix, and it's worth trying before you go spending money on a new fob. Simply drive your car to an auto parts store or hardware retailer that sells button cells and choose an alternative. You can also consult the owner's manual (or in the case that 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 in the specific type of fob you have.

You'll have to gently pull away the sides of the majority of fobs to reach the battery. You'll need a small flat-bladed screwdriver, or a different tool with a blade that is thin. You can insert your tool into a notch on the bottom of the key fob. It is also advisable to watch out for tiny pieces that could break loose as you work.

Once you have your new battery, place it the same way that you removed the old one. Make sure the positive (+) side is facing upwards toward the buttons and that the negative (-) side of the battery is aligned with the markings in the battery compartment of your fob.

Test the fob to see whether it is working by pressing the button. If it doesn't, you might have a problem with your car that requires a specialist to repair or replace.

Certain key fobs are difficult to open and the contacts could be fragile and easily corroded. In these instances you should consult a specialist in your car or car key fob repairs a dealer could be your best option. When replacing a battery, be gentle and follow the owner's instructions. You may be able find the same battery in a big-box store or discounter, however, make sure to check the owner's manual to make sure it's compatible with your vehicle.

Replacing the Internal Key

Most key fobs contain an actual mechanical key, but it's hidden inside the fob to prevent thieves. When the battery in the fob dies it leaves behind a blank internal key that can unlock trunks and doors (and in some cases start certain cars). Most people aren't aware of this however, they can avoid from a trip to the dealer by simply replacing the fob's battery. The majority of modern fobs utilize flat watch-style batteries that can be found at auto parts stores and hardware shops. The right kind of battery is essential, however. The wrong type can damage the circuitry, causing the fob's failure earlier.

If the problem continues to persist after replacing the battery, it may be an indication that there is something else wrong in your vehicle. Review the owner's manual of your vehicle to see if there's a reset procedure that will restore the fob's factory programming. If this doesn't help you'll have to visit a dealership or an independent shop that specializes in vehicle-security systems and fob programming.

Fobs may also malfunction due to malfunctioning transmitter receivers. These are usually built into the dashboard or near the steering wheel, and they transmit signals that allow you to open and start your car with the fob. If you notice that you're required to move closer and closer to your car in order to make it work, there's a great possibility that the transmitter is not working.

It may be required for a professional to remove the case of the fob to replace the transmitter. A simple screwdriver can usually do the trick, but certain fobs require a specific tool or special equipment that can only be purchased at a dealer. It is a good idea to have a qualified mechanic perform this task so you don't accidentally break the fob or hurt yourself.

Reprogramming the Key

A key fob that is not functioning just requires a new battery. Because these batteries are cheap and readily available in pharmacies and home improvement stores, it's an excellent first step prior to investing in an entirely new car key fob.

You can also change the programming of your key fob yourself If you follow the steps below. This process varies between vehicle brands, so it's essential to read the owner's manual as well as research the specifics of the model you own. One key fob could require that the ignition be switched on when programming. One key fob may require the key to be inserted multiple times.

The general process is simple. First, make sure the new battery is securely in place. Then, get into the driver's seat and close all doors, excluding the driver's side door. This will ensure that the new key fob communicates with the vehicle correctly. Put the old key in the ignition, then turn it on but do not start the engine. Press the lock button while aiming the fob towards the receiver for transmission. It is usually 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 triggering the doors' locks or generating the sound of a chime. This process can be tricky so it's essential to be attentive to the timing and not to over-press the key button.

If the key fob won't function after reprogramming, you can try using new batteries. If the issue isn't resolved you should visit the dealer of your vehicle or a locksmith is a good idea. A professional locksmith will have the tools and equipment to reprogram your car fob or design a new one, if required.

Genesky claims he is able to program newer fobs between $200 and $250, based on the vehicle. However, he's had to turn away customers with European models due to the fact that there's no equipment they require. Most aftermarket fobs can be programmed, but you should always check with your local dealer to find out the price.

how to repair broken car key do I get a brand new fob

If your key fob can't be fixed, you could need to buy an entirely new one. Depending on your vehicle's model and make, an auto locksmith or dealership may be able help. The dealership is likely to be the most expensive option for a replacement fob, but they will also have all of the necessary tools and software needed to program your vehicle correctly. Numerous locksmiths who are independent provide a new car key fob for a much lower price.

It is a good thing to try to reset your current fob before you decide to buy another one. The owner's manual will outline the proper reset procedure which is typically a series of button pushes that reset the factory settings.

You should also look over the owner's manual and warranty information to see whether you can obtain an alternative fob for your key. 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 of the cost of replacing the fob.

Finding the best place to get the fob you need can be difficult. If you own a new car key repair and would like the security from knowing that your key fobs are in working condition, you may be better off going to the dealership for this service. If you're looking for a more affordable alternative, it's possible to find a locksmith who will provide the same service at less cost.

A professional locksmith is a great choice if you're not comfortable doing this kind of work. They're trained and equipped to repair or replace key fobs for cars of all kinds, and can do so quickly. In addition, a locksmith is often able to come to your office or home to complete the task which is practical for some. They can even cut and program keys on the spot if you have lost keys, which is great for those who don't like to leave their cars unattended.