Don't Buy Into These "Trends" About Car Key Fob Repair
Car Key Fob Repairs
Key fobs of today can do more than unlock and start cars. This added complexity could cause costly repair costs 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. You may find that a simple reset will bring your fob back to life.
Battery Replacement
The most frequent reason the key fob ceases to function is because of the battery being dead. It's a simple fix and worth trying before you purchase a replacement fob. Simply drive your car to an auto parts store or hardware retailer that stocks button cell batteries and pick up an alternative. You can also consult the owner's manual (or, if you don't have one, YouTube is full of videos of people who explain how to do it) for specific instructions on opening and replacing the battery on the particular type of fob.
You'll need to gently pull away the sides of the majority of fobs to reach the battery. You'll require a small flat-bladed screwdriver or another tool with a blade that is thin. It may be helpful 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 look for small pieces that may be loosened while working.
Insert the new battery the same way you removed the previous one. Make sure that the positive (+) side is facing up towards 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 if it works by pushing the button. If it doesn't, you might have an issue with your vehicle that requires a professional to fix or replace.
Certain key fobs can be difficult to open and the contacts may be brittle and easily corrosion-prone. In these cases you should consult a specialist in your car or a dealer could be your best option. If you're in need of replacing the battery, make sure to be gentle and follow the instructions specifically in the owner's manual. You may be able to locate an identical battery in a big-box store or discounter, but make sure you check the owner's manual to make sure it's compatible with your vehicle.
Replacing the Internal Key
Most key fobs contain the physical key mechanical, but it's hidden inside the fob to stop thieves from getting. If the battery of the fob fails it leaves an internal key blank which can open doors and trunks (and in some cases start certain cars). Most people aren't aware of this however, they can save from a trip to the dealer by simply replacing the fob battery. Most modern fobs have flat watches-style batteries that can be found in hardware stores and auto parts shops. Choosing the right type of battery is important, however. The wrong kind can damage the electronic circuitry and cause the battery to fail faster.
If you replace the battery and find the problem persists it could be a sign that something else is wrong with your car. If you have an owner's guide and you're not sure, try to determine if a reset procedure is available to restore the fob's original programming. If this isn't working, you'll need visit a dealership or an independent shop that specializes in security systems for vehicles and key fob programming.
Fobs can also malfunction due to malfunctioning transmitter receivers. They are typically placed on the dashboard or next to the steering wheel, and transmit signals that allow you to open and start your car with the fob. It is possible that you will need to get closer to your car to get it to work.
A professional may need to open the case to replace the transmitter. A simple screwdriver is usually enough to work, however certain fobs require a specific tool or 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. These batteries are easily found in both pharmacy and home improvement stores and are cheap. This is a good method to start before you purchase an entirely new key fob.
You may also be able to program the fob by following some basic steps. This procedure can differ between automobiles, so read the owner's manual and research your specific model. One key fob might require that the ignition be switched on when changing the program. Another key might require the key to be inserted and removed several times.
The general process is simple. Make sure the 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 fob is communicating with the vehicle properly. Then, put the old key back in the ignition and switch it to the ON position, but do not start the engine. Press the lock button while aiming the fob at the receiver for transmission. It is usually located on the front above the mirror. The key will inform the vehicle within a brief amount of time that it is being programmed. This can be done by turning off the door locks or emitting an audible chime. This can be a difficult process, so it's important to be attentive to the timing and not to over-press the key button.
If the key fob doesn't function after reprogramming, you can try replacing the batteries. If the problem persists you might want to visit your local locksmith or dealer. A professional will have all the tools and equipment needed to reprogram your car's fob or design a new one if necessary.
Genesky says he can usually program newer fobs for $200-$250, based on the car. But he's had to turn down customers who have European models because he doesn't have the expensive equipment they require. A majority of the aftermarket fobs are programmed, but always consult your local dealer to find out the price.
How do I get a brand new fob
If your key fob is beyond repair, you might need to purchase a new one. Based on the make and model, an auto locksmith or a dealership may be able to help. car remote key repair will likely be the most expensive alternative for replacing a fob However, they'll have all of the necessary tools and software to program your vehicle correctly. For a more affordable solution, a variety of locksmiths can provide you with an entirely new car key fob at a lower price.
It is a good thing to attempt to reset your current fob before you make the decision to purchase another one. The owner's manual should outline the correct procedure for reset. This is usually the result of a series of button presses that restores the factory programming.
It's also a good idea to check the owner's manual and warranty information prior to deciding which place to go for an replacement fob for your key. If your car's warranty is in good standing 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 a replacement fob.
Finding a fob is simple enough however finding the best location to do it can be tricky. It is possible to go to the dealer for this service if are driving a brand new car and want peace of mind knowing that your key fobs are functioning properly. However, if you're looking for a more affordable option it is possible to find a locksmith independent who can offer the same services for a significantly lower price.
A professional locksmith is a good option If you're not confident doing this kind of work. They are skilled and equipped to repair or replace most types of car key fobs and often, they can do it quickly. A locksmith is also able to visit your office or home which is a great option for many. They can cut keys and program them on the spot in case you've lost them. This is great for those who don't like to leave their car in the garage.