Car Key Fob Repairs
Key fobs today are more than just a way to unlock and start vehicles. However, the added complexity could cause costly repairs if one of them breaks.
The good news is that most fobs use flat watch-style batteries that are simple to replace at home. You may even find that a reset will bring it back to life.
Battery Replacement
The most frequent reason why the key fob ceases to function is due to 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. Simply drive your car to a local auto parts store or a hardware retailer that sells button cell batteries and purchase an alternative. You can also refer to the owner's manual (or, if you don't have one, YouTube is full of videos from people who show you how to do it) for specific instructions for opening and replacing the battery in the particular type of fob.
You'll need to gently pry away the sides of the majority of fobs to reach the battery. You'll require a small flat-bladed screwdriver, or a different tool with a small blade. You can wedge your tool into a notch at the bottom of the key fob. You might also want to be on the lookout for small pieces that may be loosened while working.
Once you have the new battery, you can insert it in the same way that you removed the old one. The positive (+) side should face the buttons and the reverse (-) the markings on the compartment for the battery.
You can 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.
auto key repair G28CarKeys are difficult to open, and the contacts could be fragile and easily corrosion-prone. In these situations, the best option is to talk to a specialist or dealer. If you need to replace a battery, try to be gentle and follow the specific instructions in the owner's manual. You might be able locate a comparable battery at a discounter or big-box retailer however, you'll need to check the owner's manual to make sure that it matches your car.
Replace the internal key
Most key fobs include an actual mechanical key however, it's hidden within the fob to keep it from being stolen. If the battery inside the fob goes out, a blank key is left behind that can be used to unlock trunks and doors. In some instances it is possible to start certain cars. Many people don't realize this however, they can save a trip to the dealership by simply replacing the fob battery. The flat watch-style battery is found in most modern fobs. These batteries can be found in hardware and auto parts stores. The right kind of battery is essential, however. A bad battery can damage the electronic circuitry, which can cause the battery to fail sooner.
If the problem continues to persist after you replace the battery, it may be a sign that there is something else going on in your vehicle. If you have an owner's manual, check to see if a reset procedure is available to restore the fob's factory programming. If this fails, you'll need go to a dealer or a shop independent that specializes in security systems for vehicles and key fob programming.
Fobs could also fail because of faulty transmitter receivers. These are usually built into the dashboard or next to the steering wheel, and they transmit signals that allow you to open and start your car using the fob. You may need to get closer to the car to make it work.
It may be required for a professional to access the case of the fob to replace the transmitter. A simple screwdriver will usually accomplish the task however, some fobs have complicated release mechanisms that require a specific tool or specialized equipment that is available only through a dealer. This task must be handled by a certified mechanic in order to avoid damaging the fob as well as yourself.
Reprogramming the Key
A key fob that is not working might just need an upgrade in battery. Because these batteries are cheap and readily available in pharmacies and home improvement stores, it's an excellent first step prior to purchasing the purchase of a new car key fob.
Alternatively, you may be able to re-program the fob by following a few basic steps. The process is different for different vehicles makes, so it's important to refer to the owner's manual and research the specifics of the model you own. A key fob may require that the ignition be switched on when reprogramming. One key fob may require the key to be inserted several times.
The basic procedure is simple. First, ensure that the new battery is securely in place. Then, get into the driver's seat and close all doors EXCEPT for the driver's side door. This will ensure that the new key fob can communicate with the vehicle correctly. 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 vehicle above the mirror. Within a brief time, the key will indicate to the vehicle that it's being programmed by triggering the doors' locks or generating the sound of a chime. This is a challenging process, so pay attention to the timing and avoid pressing too hard the button.
If the key fob still isn't working try reprogramming it using new batteries. If the issue persists, you might want to check with your car dealer or locksmith. A professional locksmith will have the tools and equipment to reprogram your car's fob, or create a new key if it's required.
Genesky says he can usually program newer fobs at around $200 to $250, based on the car. But he's had to turn away customers with European models due to the fact that he doesn't have the expensive equipment they require. Most aftermarket fobs can be programmed, but always inquire with your local car dealer to determine the price.
How to get a new fob
If your key fob is beyond repair, you might need to purchase an entirely new one. Depending on the brand and model, a dealership or an auto locksmith might be able to help. The dealership is likely to be the most expensive alternative for replacing a fob However, they'll have the necessary tools and software needed to program your vehicle correctly. For a more affordable solution, a variety of locksmiths will be able to provide you with an entirely new car key fob for a more affordable price.
Before you decide to purchase a new fob, it is a good idea to try resetting your current one. The owner's manual should outline the correct procedure for reset. This is usually an orderly press which restores the factory settings.
It's an excellent idea to check your owner's manual and warranty information before deciding the best place to get the replacement of your key fob. If your car is still under warranty or you have a car-insurance policy or auto club membership with bumper-to-bumper insurance, you might be eligible to receive a reimbursement for the cost of an entirely new fob.
Finding the right location to purchase a fob can be difficult. If you have a relatively new vehicle and you want the peace of mind that comes from knowing that your key fobs are in good condition, you may prefer going to the dealership to get this service. If you are seeking a less expensive alternative, it's possible to find a locksmith that can provide the same service for a lower price.
If you're not comfortable doing this type of work yourself A professional locksmith could be a great choice. They are skilled and equipped to repair or replace the majority of car key fobs and often, they can do it quickly. Additionally, locksmiths will often visit your home or office to do the job which is practical for some. They can even cut and program keys on the spot if you have lost them, which is ideal for those who prefer not to leave their cars unattended.