7 Things You've Never Knew About Remote Car Key Repair

· 5 min read
7 Things You've Never Knew About Remote Car Key Repair

Car Key Replacement Services

When your car remote key fob stops working and you are left frustrated. The majority of locksmiths and dealers in the automotive industry provide replacement keys for cars that can bring your key back to its original working condition.

Try a few easy things at home before you rush to the dealer or locksmith.

Keys stolen or lost

It doesn't matter if you dropped it off in the car, left it on the counter when you ran to the store for groceries, or just plain lost it or lost your key fob can be an hassle. The majority of these issues can be easily fixable by you, even if there's no need for a professional. You may have to replace the battery or the fob might be missing pairing information. Both of these issues are easily fixable.

Modern cars are equipped with remote controls that communicate with their vehicle via radio frequency. When your fob is working it sends out an alert that allows you to lock and unlock your vehicle from a distance as well as start the engine. The fob isn't a mechanical key. It isn't possible to get it cut at an establishment that makes hardware and use it to open your vehicle. The latest fobs also come with transponder chips that must be programmed to your specific vehicle to allow keyless entry to work.

The most frequent problem with a car key fob is that it has lost the connection with the vehicle. This could happen if the battery goes dead or there is a power failure. Check the owner's manual for specific instructions. Although most modern vehicles have the option to reset and re-establish the pairing, you should also consult the manual. If resetting your fob does not fix the issue, you'll need to have it reprogrammed. This typically requires a visit to an automotive locksmith or dealership.

A replacement fob purchase can be expensive, and it takes some time for the dealer to get it and program it. Some car insurance policies will cover the cost of replacing a fob, but if yours doesn't it's still worth getting in touch with the car's manufacturer or a locksmith in your area to discuss replacing the fob. They can often copy a key in a matter of minutes and save you the expense and hassle of the tow truck. Locksmiths can also create you a brand new, functional key and replace your existing transponder chip. This will require that the receiver module of your vehicle be connected to the vehicle.

Bad Battery

While modern car remotes are very practical and offer a safer way to start your vehicle however, they can be frustrating when they stop functioning. Fortunately, this is usually something that can be fixed by replacing the battery inside the key fob.

Most modern remote key fobs make use of lithium coin cell batteries with ion. They are quite affordable and do not have a limit in their lifespan, but they do have a limit on the length of time they can last. When a car key remote is in frequent use the battery could be worn out faster than normal. This can happen when the battery is pushed or pressed too hard, or exposed to moisture which can cause corrosion.


A worn or dead battery is the most frequent reason for a car key not responding properly. If your remote key is not working, you should check this first. Most of the time, this will fix the issue, but if not, it is time to purchase a new battery.

A battery is usually poor due to oxidation or corrosion. It could also be producing acidic fumes that could cause poor connections between battery terminals. This can be fixed by removing the battery and cleaning the contacts using a baking soda solution and water. After cleaning, you can put the connectors back into place and test your remote again.

While you are checking a dead or dying battery It is also a good idea to see whether any buttons are no longer functioning. This can be a sign that there is a serious issue with your remote, and you'll need to contact a professional to repair it. A specialist can tell you if your remote is repairable, or must be replaced. They can either do this on the spot by using an onboard process or connect to your car's OBD2 port to program the new key fob in a safe and fast manner.

Bad Transponder Chip

The chip in your car keys transmits a unique code to the car's computer, in the same way that the remote control for your garage door sends signals to its receiver to shut or open it. This tells the car that it is the legitimate owner and stops anyone from starting the engine without authorization.

When you try to start your car and it doesn't start begin, it's an indication that your transponder is malfunctioning. This could be due to a number of reasons, but it's often an indication that it's time to get an alternative car key.

A transponder chip which has failed is a different sign. Your car will not lock using your key fob. In this situation you'll have to lock your vehicle manually. This can be very frustrating particularly if your car is locked.

If the battery of your key fob is dead, that can cause the transponder to cease to function. This can happen over time, as the fob battery slowly loses its charge. Always keep a spare fob for your key in case you can swap the battery as needed.

There are  key repair shop near me  of other issues that could arise with the transponder chip in your car, but the ones listed above are the most common. Contact an auto locksmith as quickly as possible when your key fob's power source is dead or if the chip that controls transponder has become defective. They can either reprogram the key or replace it entirely, depending on the requirements. A Queen Creek auto lockout will be able determine the problem and offer an effective solution. They are usually cheaper than taking your car to the dealership.

Corrupted or lost pairing

It's not uncommon to see your car's key fob to lose function as time passes. There are fortunately, simple fixes to get your car's remote functioning.

The first thing you need to try is using a backup key to unlock and lock your car. This will confirm that the fob is not the cause of the issue, and eliminate the possibility of a mechanical issue with the locks in the event that it proves to be electrical.

Often, key fobs for cars just need to have their batteries replaced. It's not costly to replace the batteries, and you don't require special equipment.

It is crucial to choose the correct type of battery, however. Most automotive remotes accept CR2025 and CR2032 batteries. However, some may utilize different types. If  remote car key repair  of the type of battery your remote is using you can look up the label or examine the inside of. The battery will have a code stamped or printed on it. You can also use a multimeter in order to determine the voltage.

A different set of batteries could also be used. The batteries in a remote can wear out or corrode over time. Replacing them may restore its functionality.

If the battery change isn't working, you can clean the fob, and make sure that all the buttons are functioning. Key fobs for cars can get pretty dirty from being bashed around in pockets and purses They aren't impervious to damage. In some instances, taking out the buttons and then flexing in and out of them can bring your remote back to life.

If you have attempted all the steps on this list, and the car key fob isn't working, then you likely need to reprogramme it. Grays Locksmiths will do this and provide you with either an entirely new replacement or an old one, if required.