Car Key Fob Repairs
Key fobs today can do much more than unlock and start vehicles. However, the added complexity could result in expensive repair costs when one of them fails.
The positive side is that many fobs have flat-watch-style batteries that are simple to replace at home. It is possible that a reset can bring it back to life.
Battery Replacement
The most common reason a key fob stops working is because of the battery being dead. It's a simple repair, and is worth a try before you decide to spend money on a new key fob. You can pick up an additional button cell battery at your local auto part retailer or hardware store If you own one. You can also consult the owner's manual (or YouTube for videos explaining how to replace the battery) for specific instructions on how to remove and replace the battery in your fob.
You'll need to gently pull off the sides of many fobs to reach the battery. You'll need a small flat-bladed screwdriver, or another tool with a thin blade. You can put your tool into a notch at the bottom of the key fob. You may also want to keep an eye out for small pieces that could come loose while you work.
Install the new battery in the same manner as you removed the old one. The positive (+) side should face the buttons and the reverse (-) the markings on the compartment for the battery.
Push a button to test the fob. If it doesn't, you might have a problem with your car that requires a specialist to repair or replace.
Certain key fobs require special tools to open and close them, and the contacts inside could be fragile and susceptible to corroding. In these cases, the best option is to consult a car specialist or a dealer. When replacing a battery, be gentle and follow the owner's manual. You might be able to find a similar battery at a discounter or a big-box retailer, but you'll need to refer to your owner's manual to make sure that it's compatible with your vehicle.
Replace the internal key
To prevent theft, most key fobs come with an internal mechanical key that is hidden within. When the fob battery dies, it leaves an internal key that is blank which can open doors and trunks (and in some cases start certain cars). Most people don't know this however they could avoid a trip to the dealership by simply replacing the fob's battery. Most modern fobs use flat watches-style batteries that are easy to find at hardware stores and auto parts shops. It is crucial to choose the correct type of battery. A wrong battery can harm the circuitry, causing the fob's failure much sooner.
If the problem continues to persist even after you have replaced the battery, it may be a sign that there is something else wrong in your vehicle. If you have an owner's manual look for there is a reset option available to restore the fob's factory programming. If this isn't working, you'll need go to a dealer or a shop independent that specializes in security systems for vehicles and key fob programming.
Fobs may also malfunction because of faulty transmitter receivers. They are typically located on the dashboard or close to the steering wheel, and transmit signals that allow you to open and start your car with the fob. You may have to move closer to the car to enable it.
A professional might need to open the case of the fob to replace the transmitter. A simple screwdriver will usually work, however certain fobs require a special tool or special equipment that can only be purchased at a dealership. This is a job that should be done by a certified mechanic to avoid damaging the fob as well as yourself.
Reprogramming the Key
Most of the time, a key fob that isn't working simply needs a fresh battery. They are easily available in home improvement and pharmacy stores and are inexpensive. This is a great option to begin before purchasing a new key fob.
You can also change the programming of your key fob by yourself if you follow some basic steps. The procedure varies for different vehicle makes, so it's important to read the owner's manual as well as research the specifics of your particular model. A key fob may require that key repair the ignition be switched on when reprogramming. A key fob might require the key to be inserted several times.
The general process is simple. First, make sure the new battery is in place. Then, get into the driver's seat, and close all doors, excluding the driver's side door. This will ensure the new fob is communicating with the vehicle correctly. After that, put the old key back in the ignition and turn it to the ON position, but do not start the engine. Then, press the lock button on the fob, while looking at the transmission receiver, which is typically located on the front of the car above the mirror. Within a short time frame the key will signal to the vehicle that it's been programmed by triggering the doors locks or emitting the sound of a chime. This is a difficult process, so pay attention to timing and don't over-press the button.
If the key fob still doesn't work Try reprogramming it using new batteries. If the issue isn't resolved, a visit to the dealer of your vehicle or a locksmith is a good idea. A professional locksmith will have the tools and equipment to reprogram your car's fob, or even create a brand new one if needed.
Genesky says he can usually program newer fobs for around $200 to $250, based on the model of vehicle. However, he's had the need to turn away customers with European models because he doesn't have the expensive equipment they require. The majority of aftermarket fobs can be programmed, but always check with your local car dealer to find out the price.
How do I get a new fob
If your key fob can't be repaired, you might need to buy a new one. Based on the model and make, an auto locksmith or a dealership may be able to help. The dealership is likely to be the most expensive option for a replacement fob However, they'll have all of the necessary tools and software needed to programme your vehicle properly. Many locksmiths in independent shops offer a new car key fob for the lower cost.
Before you rush to get a new key fob, it is a good idea to try resetting your current one. The owner's guide should explain the correct procedure for reset. This is usually an orderly press that reset the factory program.
It is recommended to check your owner's manual and warranty information before deciding the best place to get an replacement fob for your key. If your car is still under warranty, or you have a car insurance policy or auto club membership that includes bumper-to-bumper coverage, you may be able to receive some reimbursement for the cost of a new fob.
Finding a fob is simple enough however finding the best location to get it done can be a challenge. If you have a relatively new car and would like the security with knowing that your key fobs are in working order, you may be better off visiting the dealership to get this service. If you're looking for a more affordable alternative, it is possible to find a locksmith who can provide the same service for a lower price.
If you aren't comfortable handling this type of work on your own, a professional locksmith may be a good option. They are trained and equipped to replace or reprogram all kinds of car key fobs and often, they can complete the task quickly. In addition, a locksmith can often come to your office or home to complete the task, which can be very practical for some. They can cut keys and program them on site if you've lost keys. This is ideal for those who do not want to leave their car without a key.