20 Things You Need To Be Educated About Cheap Car Key Fob Replacement

· 6 min read
20 Things You Need To Be Educated About Cheap Car Key Fob Replacement

Cheap Car Key Fob Replacement

If your fob isn't compatible with the latest vehicle security systems, it shouldn't cost too much to replace it. The key is to compare.

Many dealerships say they can't offer cheaper fobs because they require specialized programming equipment that works with many newer cars. However, there are alternatives to that.

1. Purchase a new battery

The majority of key fobs open in a clamshell style along a seam which divides the two sides. They must be opened before you can replace the battery. This requires a pry tool like an abrasive screwdriver or watch knife. To open the fob case, you need to wedge the tool in between its fasteners, and then slowly pry the case open. Do not press the case. This can cause internal damage. Fob cases differ in size and shape based on the year model, make and model of the vehicle, so carefully inspect the case or your owner's manual before purchasing an alternative battery. Fobs are powered by small, coin-shaped batteries, CR2025 and CR2032. Batteries are sold in general stores, home improvement stores and auto parts stores. They cost $5-10 per pack. Some key fobs, including the Ford Mustang, require two batteries.

Once you've removed the old battery, you can carefully insert the new battery into its place, making sure it's correctly aligned and facing the correct direction. Many fobs feature both a negative and positive symbol on each side, so it's important to identify which one is which. Connect the fob. If the fob does not work after replacing the battery, it could require reprogramming by a dealer, according to CR's Yu.

You can attempt to reprogram the fob yourself if you've confirmed that it has the correct battery and isn't damaged, but the majority of dealerships charge for this service. Some dealers charge a few hundred dollars and luxury dealers can charge up to $500 for reprograming the fobs on high-end vehicles, such as Tesla’s crystal fob. The best strategy for saving money is to compare shopping and also checking the cost of a used fob on eBay or in your local classifieds.

2. Purchase a new key

Modern key fobs do not come cheap. They're pricier than traditional keys and include sophisticated technology and security features. Some have LCD displays, which allow drivers to control the car's parking system from the fob. Others even include remote starters as well as a built-in LCD display. These "smart" fobs can cost hundreds of pounds to replace in the event that they are lost or damaged.

While some people have success finding generic, aftermarket fobs online that work with most cars, many automotive locksmiths recommend against it. The reason is that aftermarket key fobs are often difficult to program and could not work with the security system of your vehicle. Instead, search for key fobs designed specifically for your vehicle's model and make. This will ensure that the replacement for your key fob is compatible and works as it should.

Hardware stores offer a variety of secondary keyfobs, but if you have an older car with basic key fobs that lack advanced security features, it's best to go to a dealership. Most modern vehicles come with keys that need to be programmed by a dealer using computer software.


Most modern vehicles have a key fob that has an engraved key shank that folds up into the fob when in use. Keys with this feature are more expensive than traditional ones and can only bought at a dealer, who will also need to perform the necessary reprogramming in order to make them work. Reprogramming can be performed for free at the dealership in certain cases. However, it's always best to see what will be involved.

3. Buy a new key fob

If your key fob was lost or stolen you'll have to purchase a new one. Fobs are a component of keyless entry systems found in modern automobiles and provide remote control for your car's doors, windows and trunk, as well as alarm. A basic key fob can be made for $50, while a more advanced model with chip transponders can cost up to $500.

Some dealers sell key fobs that are aftermarket however the procedure of programming them can be tricky. If  replacement car key fob cost  want to cut corners, some websites offer fobs that have been programmed shipped right to your door. Make sure that a functioning key is required to program the replacement.

The type of key fob that you need depends on the make and model of your vehicle. Minivans, trucks and certain SUVs use a standard key fob to open doors and roll down the windows. Certain cars come with a key fob with a switchblade design which has a spring-loaded steel key that folds into the fob when not in use and can be released at the touch of one button. They are more difficult to copy and can run up to $200 to replace and program.

Other types of key fobs perform more features, including remote start and advanced security features. They tend to be more expensive, and you'll need to pay for the dealership visit if your key fob is lost.

4. Buy a new key shank

The key fob in your car does more than unlock doors and start the engine. It also acts as an effective deterrent to theft as well as an additional security feature. The more complex the fob, the greater the cost of replacing it should it is lost or damaged. Kelley Blue Book recently contacted new car dealerships to see what they charge for a fob replacement and found that prices vary from as little as $50 to hundreds of dollars.

Most newer cars require the use of a key fob remote which has a transponder chip to make the car start. These keys are the most expensive to replace as they have to be reprogrammed by the dealer with special machines that are only available there, according to Consumer Reports' Mel Yu.

Genesky who owns a locksmith company in the Chicago area He has noticed that some dealers charge $300 or more for the replacement of a key fob. Genesky can usually complete the task for less than half the price if he can get the right kind of key.

There are many different sizes and shapes of key fobs. The standard metal ones are the easiest to copy but they are also the most vulnerable. Laser-cut, also known as sidewinder, keys are more secure due to the fact that they feature a distinct cut that is difficult to duplicate. Switchblade keys have a spring-loaded key that folds into the fob and looks like the shape of a switchblade. And the most advanced, intelligent keys aren't really a key at all but an electronic remote that allows you to lock and unlock your car with proximity sensors, or permit the use of a push button to start your car.

Basic key copies start at $5 for a steel only key. Fobs with proximity or comfort controls as well as chips can cost as much as $500. You can save money by purchasing an uncut fob online and having it duplicated at the local auto parts or hardware retailer instead of the dealership.

5. Buy a new key

Modern key fobs can do much more than unlock and start a vehicle. They also control functions like lowering the windows and summoning the vehicle from a parking spot. However, this added function can increase the cost of replacing an unusable or damaged fob.

In addition to the actual cost of the new key fob, replacements can also involve programming and labor costs. These costs could be high when you have one that is more expensive and requires specialized programming to function with your car's computer. The kind of key you own can also have an impact in the price to replace the fob.

A key with transponder chips can be more expensive than a standard key. The cost of a new fob will also differ based on the material it is made of and whether the key shank is blank or comes with the lock cylinder.

A push-button function can raise the cost of the new key fob. This feature requires it be connected to the receiver in order to function. This is typically an option on high-end models, which makes them more difficult to take.

To save money on buying a new key you may be able to locate a less expensive alternative at an auto parts store or a locksmith. The alternatives won't have the same features and look as the original key that came with your car. Also, you'll have to provide the VIN number of your car to these locations in order to get a new key cut.