Car Key Fob Repairs

Key fobs today do a lot more than unlock and start vehicles. But that extra complexity can add up to high repair bills if one of them breaks.

The good news is that most fobs are equipped with flat-watch-style batteries that are simple to replace at home. You may even find that a reset will make your device work again.

Battery Replacement

The most frequent reason the key fob ceases to function is because of the battery being dead. This is a simple repair, and is worth a try before you go spending money on a new key fob. Take your car to an auto parts store or hardware retailer that stocks button cells and choose an alternative. You can also consult your owner's guide (or YouTube for videos explaining how to replace the battery) to get specific instructions on how to replace and open the battery in your fob.

You'll need to gently pull off the sides of many fobs in order to access the battery. You'll need a small, flat-bladed screwdriver or another tool with a thin blade. It's a good idea to look for a notch along the lower edge of the fob that you can use to put your tool in between. You might also want to keep an eye out for small pieces that may come loose while you work.

Insert the new battery in the same manner as you removed the previous one. The positive (+) side should face the buttons and the reverse (-), the markings on the battery compartment.

Press a button to test the fob. If it doesn't work, you may have an issue with your vehicle that requires a specialist to fix or replace.

Certain key fobs are difficult to open and the contacts could be fragile and easily corrosion-prone. In these instances you should consult a specialist in your car or the dealer will likely be your best option. If you're looking to replace batteries, you should be gentle and follow the instructions that are specific to your owner's manual. You may be able to locate an identical battery at a big-box retailer or discounter, but make sure to check your owner's guide to ensure it's compatible with your Car key Fob repair.

Replace the internal key

To prevent theft, most key fobs come with a mechanical key hidden inside. If the battery inside the fob fails, a blank key is left behind and can be used to unlock trunks and doors. In some instances, this key can even start certain cars. A majority of people don't realize that they can avoid a trip to the dealership by recharging the fob batteries. The flat watch-style battery is used in the majority of modern fobs. They can be found in hardware stores and auto parts stores. It is important to use the right type of battery. A bad battery can cause damage to the circuitry, causing the fob's failure earlier.

If the issue persists even after you have replaced the battery, it could be a sign that there is something else wrong with your vehicle. If you have an owner's guide look for a reset procedure is available to restore the fob's factory programming. If this doesn't help you'll have to go to a dealership or an independent shop that is specialized in vehicle security systems and fob programming.

Fobs may also fail due to faulty transmitter receivers. These are usually built into the dashboard or close to the steering wheel, and they send signals that allow you to unlock and start your car using 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 high chance the transmitter is failing.

It may be necessary for a professional to open the case of the fob to replace the transmitter. A simple screwdriver is usually enough to work, however certain fobs require a specific tool or special equipment which can only be found at a dealer. This job should be performed by a certified mechanic in order to avoid damaging the fob and yourself.

Reprogramming the Key

A key fob that is not working might just need a new battery. They are easily available in pharmacy and home improvement stores and are affordable. This is a great way to start before buying a new key fob.

You can also re-program your key fob on your own by following the steps below. This process varies between vehicle makes, so it's important to read the owner's manual as well as research the specifics of the model you own. One key fob might require the ignition to be on when programming. Another might need the key to be removed and inserted repeatedly.

The process is straightforward. First, ensure that the new battery is securely in place. Close all doors, except the driver's door. This will ensure that the new key repairs near me fob communicates with the vehicle in a proper manner. Then, place the old key back in the ignition and switch it to the ON position, but don't start the engine. Next press the lock button on the fob while looking at the transmission receiver, which is usually situated on the front of the car above the mirror. Within a brief time the key will announce to the vehicle that it's been programmed by cycling the doors locks or emitting the sound of a chime. This is a challenging procedure, so pay attention to timing and don't over-press the button.

If the key fob still does not work, try reprogramming it again using new batteries. If the issue isn't resolved then a visit to the dealer of your vehicle or a locksmith should be considered. A professional will have the tools and programming equipment necessary to re-program your car's fob, or create an entirely new key if required.

Genesky says he's able to program newer fobs that range between $200 and $250, based on the model of vehicle. Genesky has experienced European models rejected due to the fact that he lacks the expensive equipment needed. Luckily, the majority of aftermarket fobs can be programmable however it's recommended to consult an auto dealer first to find out what their price is.

How to get a new fob

If your key fob is simply beyond repair, you might need to get an alternative. Based on the make and model, an auto locksmith or dealership may be able to help. The dealership is likely to 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. For a more affordable solution, a variety of locksmiths will be able to provide you with a brand-new car key fob at a lower cost.

Before you decide to purchase a new key fob it's a good idea to try resetting your current device. The owner's manual should explain the correct procedure for reset that is typically a series of button pushes that reset the original programming.

It's recommended to read your owner's manual and warranty information before deciding the best place to get 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 could qualify to receive a reimbursement for the cost of a replacement fob.

Finding the best location to purchase a fob can be a challenge. If you own a new vehicle and you want the security from knowing that your key fobs are in good working condition, you might be better off visiting the dealership to get this service. If you're seeking a less expensive alternative, it is possible to find a locksmith that will offer the same service for an affordable cost.

If you're not confident handling this type of work on your own, a professional locksmith can be a good option. They are equipped and trained to change or reprogram car key fobs of all kinds, and car key fob repair can do so quickly. A locksmith is also able to visit your office or home which is a great option for a lot of people. They can even cut and program keys on the spot if you have lost keys, which is ideal for those who prefer not to leave their cars unattended.