10 Myths Your Boss Has Concerning Car Key Fob Repair
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Car Key Fob Repairs
Key fobs of today can do more than unlock and start cars. This added complexity can result in costly repairs in the event that it malfunctions.
The good news is that most fobs are equipped with flat-watch-style batteries that are easy to replace at home. You might find that a simple reset will make your fob work again.
Battery Replacement
The most common reason that a key fob doesn't work is due to a dead battery. It's a simple repair and worth a try before you invest in the replacement fob. Simply take your car to a local auto parts store or a hardware retailer that stocks button cell batteries and pick up a replacement. You can also consult your owner's guide (or YouTube for videos explaining how to replace the battery) for specific instructions on how to replace and open the battery in your fob.
Most fobs come with two halves that snap together -- you'll need to gently pull the sides apart to get to the battery. You'll require a small flat-bladed screwdriver, or another tool with a blade that is thin. It's a good idea to look for a groove along the bottom of the fob that you can use to wedge your tool between. You may also want to be on the lookout for small pieces that could fall off while working.
Install the new battery in the same way as you removed the previous one. Make sure the positive (+) side is facing upwards towards the buttons, and that the negative (-) side of the battery is aligned correctly with the markings in the battery compartment of your fob.
Push a button to test the fob. If it doesn't, you might have an issue with your vehicle that requires a professional to repair or replace.
Certain key fobs can be difficult to open and their contacts may be brittle and easily corroded. In these situations an expert in the field or dealer may be the best option. If you're in need of replacing batteries, you should be very gentle and follow the instructions that are specific to your owner's manual. You might be able to find the same battery at a big-box retailer or discounter, but be sure you read your owner's guide to ensure that it's compatible with your vehicle.
Replace the internal key
To prevent theft, most key fobs have a mechanical key hidden inside. If the battery of the fob fails, it leaves an internal key that is blank that is able to unlock doors and trunks (and in some cases, even start certain vehicles). Most people do not realize that they can save a trip to a dealership by replacing the fob batteries. The flat watch-style battery is used in the majority of modern fobs. These batteries are easily located at hardware and auto parts stores. It is important to use the correct type of battery. A wrong battery can harm the circuitry and cause the fob's failure much sooner.
If you try replacing the battery and find the issue is still there it could be an indication that something else is happening in your vehicle. Check your owner's manual to determine if there's an option to reset the fob and bring the fob back to factory programming. If this fails, you'll need to visit a dealership or an independent shop that specializes in vehicle-security systems and key fob programming.
Fobs may also malfunction due to faulty transmitter receivers. They are typically placed on the dashboard or close to the steering wheel, and they transmit signals that allow you to open and start your car with the fob. If you're required to move closer and closer to your car in order to make it work, there's a good chance the transmitter is failing.
A professional might have to open the case to replace the transmitter. A simple screwdriver will usually get the job done however some fobs come with complicated release mechanisms that require a special tool or equipment that is available only at a dealership. It's best to have a certified mechanic handle this job to ensure you don't damage the fob or cause injury to yourself.
Reprogramming the Key
A key fob that is not functioning just requires a new battery. These batteries are readily available in home improvement and pharmacy stores and are cheap. This is a good option to begin before purchasing an entirely new key fob.
Alternatively, you may be able to re-program the fob yourself by following the steps. This process varies between vehicle manufacturers, so it is important to read the owner's manual as well as research the specifics of your particular model. For example, one key fob may require the ignition to be switched on while reprogramming the key. Another might need the key to be removed and inserted several times.
The process is straightforward. Make sure the battery is securely in place. Close all doors, with the exception of the driver's door. This will ensure the new fob is communicating with the vehicle correctly. Then, place the old key back into the ignition and switch it to the ON position, but don't start the engine. Then, press the lock button on the fob while aiming it at the transmission receiver, which is usually located in the front of the vehicle above the mirror. Within a brief time the key will signal to the vehicle that it's been programmed by turning off the doors locks or emitting a chime. This procedure can be difficult, so it's important to be aware of the timing and to not over-press the key button.
If the key fob still doesn't work try reprogramming it using new batteries. If the issue persists, a visit to your car dealer or a locksmith is a good idea. A professional will have the tools and equipment to reprogram your car's fob, or create an entirely new key if required.
Genesky claims he is able to program newer fobs ranging from $200 and $250, depending on the model of vehicle. He's had European models rejected because he lacks the expensive equipment needed. The majority of aftermarket fobs can be programmed, but always inquire with your local car dealer to find out the cost.
How do I get a new fob
If your key fob cannot be repaired, you may need to buy an entirely new one. Based on the make and model, an auto locksmith or a dealership may be able help. The dealership will likely be the most expensive option for a fob replacement however, they'll have all the required tools and software to program your vehicle correctly. Many independent locksmiths offer a new car key fob for an affordable price.
Before you purchase a new fob it's a repair car key good idea to try resetting your current device. The owner's manual should provide the correct procedure for reset. This is usually the result of a series of button presses which restores the factory settings.
It is also recommended to check the owner's manual and warranty information to determine whether you are eligible for an alternative key fob. If your car is under warranty or you have a car-insurance policy or auto club membership with bumper-to-bumper insurance, you might be eligible for reimbursement for the cost of an entirely new fob.
Finding the best location to purchase a fob can be difficult. You might want to visit the dealer for this service if you are driving a brand new car and you are looking to feel secure knowing that your keyfobs are working properly. However, if you're looking for an option that is more affordable it is usually possible to find an independent locksmith who can provide the same services for a significantly lower price.
A locksmith professional is a good option if you're not comfortable doing this type of work. They are skilled and equipped to repair or replace the majority of car key fobs, and often, they can complete the task quickly. Locksmiths can also visit your house or office which is a great option for a lot of people. They can even cut and program keys on the spot if you have lost keys, which is great for those who prefer not to leave their cars in the dark.