9 Things Your Parents Taught You About Car Key Fob Replacement

Car Key Fob Replacement

Many vehicles use key fobs that allow you to lock and unlock the doors and start your car. Replacing a standard key fob normally requires a trip to the dealer, who will charge you based on the make of your car.

Consumer Reports has some simple ways to save money. Here's how:

Battery

The first thing you should do if the key fob you have is not working is to change the battery. These tiny devices that have taken over the place of traditional keys have a lot more in them than just buttons that lock and unlock your vehicle. Depending on how often you press them, they are constantly emitting a coded signal in a distinct sequence that sends to the car's receiver to either lock or unlock it. Fobs aren't impervious to damage, however -- like any piece of consumer technology that spends the majority of its time scurrying around in your purses and pockets, they can stop working as they get older.

If you're fortunate, your dealer will sell batteries for replacement keys that are compatible with your car. If they don't, you can find them at a variety of auto parts stores and at big-box retailers. You'll need a CR2032 battery, which is usually around $2-4 American per pack of two. To avoid damaging the electronic circuit board you'll have to carefully remove the battery that was on your key fob and replace it with the new one.

Some newer fobs have an electronic key inside of them that you can remove if keys aren't able to open your door or start your engine. This is a useful feature, but it could be risky for those who frequently lose their keys. Some people utilize a wireless remote locking system that relies upon an RFID chip that is embedded in the key fob. If you're having issues with your car, car key Fob Replacement contact the manufacturer and inquire if the chip can be reset. You can also call a locksmith.

You might be able to do the programming yourself if you are able to purchase a replacement fob at a price that you are comfortable with. This is typically a cheaper option than purchasing a brand new key from the dealer. But, be aware that not all key fobs from aftermarket will work with your car, and that most require specialized equipment for programming.

Programming

Modern cars are usually equipped with electronic keys that allow you to unlock and start your car remotely. You may be able to create a new key in case you lose yours, or if you need one. The exact process depends on the model of your vehicle however instructions are typically accessible online. Some owner's manuals contain details on programming. Make sure that your key fob has new batteries before you attempt to program it. They are cheap and easy to replace but an over-charged battery can interfere with the process. Close all doors at once. One open door could affect the functioning of the fob.

To reprogram a remote key switch off your car and take off the ignition key that was originally used. Press the lock button on the new fob in a time frame typically between 10 and 30 seconds. The car could respond by switching on the lights, turning off the locks or emitting an audible chime as a confirmation that the fob has been programmed. Repeat this process for any additional keys you'd like to add to the system of your vehicle.

Be aware that this method of reprogramming is only applicable to cars that use the same technology. If your car has a different key fob, or has an ignition key that is distinct and requires specialized programming. This can only be done by the dealer.

Many dealerships offer this service for a flat price, but you might be in a position to save money by making contact with an automotive locksmith. They have the tools to do the work for a fraction what you would have to pay at the dealership. They might even be able to come to your home to complete the work.

If you choose to go with the dealership, inquire what their charges are and if they offer an assurance on the work. Check your warranty or auto club membership or insurance policy to see whether they cover lost fobs. If you've established a good working relationship with your mechanic, they might even be able to inform you of the cost of this service prior to when you make an appointment.

Dealerships

If you lose your car keys, you could be tempted to visit the dealership to obtain a replacement. But dealerships often cost more than other locations for this service, and may not be the most affordable price. Hardware stores and locksmiths are two other options to replace your key fob. These locations are typically less expensive than the dealership and can save you money.

A car key fob is a piece technology that lets you open and start your car without the need for the traditional metal key. It's a rectangular or oblong piece of plastic that has buttons that allow you to lock and unlock your vehicle, set off an alarm, or open the trunk. Fobs became popular in 1990s and are now standard on many automobiles. They are a convenient method of opening your car, but they can also make it easier for thieves to steal it.

The most popular car key fob type is the push button starter. It is attached to the ignition in your car. They are typically located at an auto parts store or a dealership. Other kinds of car key fobs include switchblade keys that house the key inside a piece of plastic, and keyless entry fobs. The latter are most popular because they permit you to open and start your car without physical key.

Many dealers overcharge the cost of key fobs because they know that consumers will pay anything to return their vehicle. It can be difficult to locate a replacement fob at an affordable cost. However, you can save some money by using the correct battery and programming it in a different method.

You can change your key at an independent locksmith who is not affiliated with a specific car manufacturer regardless of whether you own a traditional, metal key or a smart electronic key. Many of these locations have a wide selection of replacement keys, and they can cut and program them for less than dealers. You can even search using a search engine to find a locksmith that is independent in your area.

Locksmiths

If your key fob has been lost, you'll have to find an expert to replace the item. But it may not be as costly as you think, especially when the key fob has an advanced feature, such as an automatic locking system or remote start button.

Modern cars are equipped with smart keys that are designed to stop theft by sending unique security codes each time a button is hit. These codes aren't stored on the fob but rather in an embedded chip that communicates with the vehicle to open doors and then start it. Due to this additional layer of security, it's only licensed locksmiths or car dealership technicians who have the tools and knowledge to reprogram replacements to these types of keys.

Depending on your car's model and year, you may be able to purchase an entirely new key fob from an auto repair shop or a locksmith that is specialized in automotive locksmithing for less than what it would cost through the dealer. You'll still need to hire an expert to program your fob. This could require the same equipment that the dealership uses.

Certain automakers provide instructions for doing-it-yourself fob programming in their owner's guides or online. The steps are quite difficult, however and you may need a second functional key fob to speed up the process, or even perform it at all. It's prudent for owners and lessees alike to have two working key fobs before they experience the disappointment of losing one.

If your car also has an old-fashioned metal key, you can get a spare at an hardware or key cutting store, provided that the key was not lost along with the fob. Fobs with transponders on both the key shank and the fob may need to be programmed by a professional. However, this can be costly if you want to make more than one spare or if your key requires replacing.

Those with German cars, for instance those that come with the "flip" function which is akin to a switchblade knife could only get replacement car keys fobs from the dealer. The reason for this is that these fobs typically use a specific type of transponder that can only be reset and reset by the dealer's service department, which is generally the only manufacturer with the tools needed to do so.