Car Key Fob Repairs
Key fobs today do much more than unlock and start vehicles. However, the added complexity could result in high repair bills in the event that one of them malfunctions.
It's a good idea to know that most fobs are powered by flat watch-style batteries, which can be replaced at home. And you may find that a reset can get yours working again.
Battery Replacement
A dead battery is the main reason for a key fob not working. It's a simple fix and worth trying before you purchase a replacement fob. Simply take your car to an hardware or auto parts retailer that carries button cell batteries and pick up the replacement. You can also consult the owner's manual (or YouTube for videos explaining how to replace the battery) for specific instructions on how to replace and open the battery inside your fob.
You'll need to gently pry 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 small blade. You can insert your tool into a slot on the bottom of the key fob. You may also want to watch out for tiny pieces that may come loose while you work.
Install the new battery in the same way you removed the old one. The positive (+) side should face the buttons and the negative (-) the markings on the compartment for the battery.
You can push a button to test the fob. If it doesn't work, you may have an issue with your car that requires a professional to repair or replace.
Certain key fobs can be difficult to open, and the contacts may be brittle and easily corrosion-prone. In these instances an expert in the field or dealer may be your best option. When replacing a battery, be gentle and follow your owner's guide. You may be able to locate a comparable battery at a discounter or big-box retailer, but you'll need to consult your owner's manual to make sure that it's compatible with your vehicle.
Replacing the Internal Key
The majority of key fobs have an actual mechanical key, but it's hidden inside the fob to keep it from being stolen. If the battery of the fob fails, it leaves an internal key that is blank that is able to unlock trunks and doors (and in some cases start certain cars). Most people don't know this however they could save a trip to the dealership by simply replacing the fob battery. Most modern fobs have flat watches-style batteries that are easy to find in auto parts stores and hardware shops. It is crucial to choose the right type of battery. A wrong battery can harm the circuitry and cause the fob's failure earlier.
If you change the battery and discover that the problem persists, it could be a sign something else is wrong with your vehicle. If you have an owner's guide look for you can use a reset procedure to restore the fob's factory programming. If this fails, you'll need visit a dealership or a shop independent that specializes in vehicle-security systems and key fob programming.
Fobs can also malfunction due to malfunctioning transmitter receivers. These are usually built into the dashboard or close to the steering wheel, and transmit signals that allow you to unlock and start your car using the fob. You may have to move closer to your car to get it to work.
It may be necessary for a professional to access the case of the fob to replace the transmitter. A simple screwdriver can usually suffice, but some fobs require a specialized tool or a special piece of equipment which can only be found at a dealership. It's a good idea to have a certified mechanic perform this task so you don't damage the fob or hurt yourself.
Reprogramming the Key
A key fob that's not working may simply need an upgrade in battery. Because they are cheap and readily available in pharmacies and home improvement stores, it's the ideal first step before investing in a new car key fob.
Alternately, you car key repairs near me might be able to reprogram the fob by following a few basic steps. The procedure may differ for different vehicles, so it is recommended to consult your owner's guide and research the model you have. For example the key fob might require that the ignition be switched on while reprogramming the key. One key fob may require the key to be inserted multiple times.
The basic procedure is simple. Make sure that the battery is securely in place. Close all doors except the driver's door. This will ensure that the new key is communicating with the vehicle properly. Insert the old key into the ignition and turn it ON but do not start the engine. Then press the lock button on the fob, while making sure to point it towards the transmission receiver, which is typically located on the front of the car above the mirror. Within a brief time, the key will indicate to the vehicle that it's being programmed by turning off the doors locks or emitting the sound of a chime. This process can be tricky so it's essential to be aware of the timing and don't over-press the key button.
If the key fob does not function after reprogramming, you can try replacing the batteries. If the issue persists, you might want to visit your local locksmith or dealer. A professional locksmith will have the tools and equipment needed to reprogram your car's fob or clone a new key if it's required.
Genesky says he's able to program newer fobs for $200-$250, depending on the model of vehicle. But he's had to turn away customers with European models because there's no equipment required. Most aftermarket fobs can be programmed, but always check with your local dealer to find out the cost.
Finding a New Fob
If your key fob is simply damaged beyond repair, you could need to get a new one. Depending on the model and make, an auto locksmith or dealership may be able to help. The dealership is likely to be the most expensive choice for a replacement fob, but it will also have the tools and software needed to program your car correctly. If you're looking for a cheaper option, a number of independent locksmiths will be able to provide you with a brand-new car key fob for a more affordable cost.
Before you decide to purchase a new fob, it is a good idea to try resetting your current one. Your owner's manual should outline the correct procedure for reset that is typically a series of button pushes which restores the original programming.
You should also look over the owner's guide and warranty information to determine whether you are eligible for a replacement key fob. 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 of the cost of replacing the fob.
Finding a fob is simple enough however finding the best place to have it done isn't easy. If you have a relatively new vehicle and you want the security with knowing that your keys fobs are in working condition, you may be better off visiting the dealership for 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.
A locksmith professional is a good option for those who aren't comfortable with this type of work. They're trained and equipped to change or reprogram keys for cars of all types and do it quickly. Locksmiths can also visit your office or home which is convenient for many people. They can even cut and program keys on-site in case you've lost them, which is ideal for those who don't like to leave their cars in the dark.