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What to Do When Your Volkswagen Car Key Fob Needs a New Battery

A key fob is a vital part of your Volkswagen vehicle that allows you to lock, unlock and even start it. It can be damaged and even a minor problem could hinder access to important features.

This comprehensive guide will guide you through opening, diagnosing and repairing your Volkswagen key fob at home.

Battery

Modern electronic key fobs offer more functionality and are more convenient than a manual key. But, as with any device that uses an electrical circuit for operation they eventually wear out or lose power and need to be replaced. The most typical signs that your VW key fob needs replacement of the battery are an intermittent or nonexistent lock/unlock function, a slow response time to pressing buttons, or the inability to start your car. Fortunately, replacing the battery on your Volkswagen key fob is easy and inexpensive.

The Volkswagen key fob was made to work with a CR2032 3-volt button-style battery, which can be found in many hardware stores, supermarkets and online retailers. To ensure that you do not damage or scratch your Volkswagen fob when changing the battery, first wrap a small piece of tape around your flat-head screwdriver. This will shield your fob from damage by preventing metal blades from making contact with internal components. It also stops the oily residue on your hands from corroding battery terminals.

After you've wrapped your screwdriver, look for the seam that joins the lid and base of your Volkswagen key fob. Start by creating a space by using your fingers. Then you can use the flat-head screws to gently pull the pieces apart. Keep your fingers gentle so that you don't damage your fob. Once you've successfully pulled the halves of your VW key fob apart remove the battery that was in place and replace it in place with its positive side facing downward. Close the remote case after the new battery is installed by pressing the two halves together.

A fresh battery in your Volkswagen key fob will restore full functionality, allowing you to unlock and start your vehicle from a distance without needing to turn off your ignition. In certain situations you may discover that your Volkswagen requires fob programming in order to recognize the new battery and allow it to activate its full range of features. A reputable VW dealer is able to provide this service, but there are some things you can do to prepare your vehicle prior to receiving fob programming.

Buttons

A key fob can ensure the safety and convenience for your Volkswagen vehicle. It allows you to unlock and lock the doors as well as start your car and control many functions with the touch of a button. However, as with any electronic device the VW key fob may have issues from time to time. Most times it's a minor issue that you can easily resolve yourself without having call an authorized dealer.

Replace the battery immediately if you notice that your key fob is exhibiting issues. This can be accomplished with a few tools, including an flathead screwdriver and replacement CR2032 battery. To avoid damaging the internal components, be sure to cover your screwdriver in a strip of tape prior to beginning.

Next, you'll need to open the housing of the fob. Find the seam between the lid and base of the fob. Carefully use a flathead screwdriver to split the two halves of the key fob. The battery is visible as well as the circuit board and the buttons after you have opened the housing.

Some Volkswagen key fobs have the remote start feature that lets you warm up or cool down your car prior to you get inside. The remote start feature operates by sending a signal from the Volkswagen key fob to the onboard computer of your car, instructing it to start the engine. This feature can also be used to heat or cool the interior of your vehicle when it's parked in hot weather.

If you're having issues with your VW key fob's remote start function the most likely cause is an inactive battery. To fix this, simply replace the battery in your Volkswagen key fob.

From the 1950s through the 1970s, Volkswagen designed 13 different key profiles, each having a unique two-letter code that corresponded with the lock of that particular. Keys were also engraved with a small metal VW logo on either the key cylinder or on the key.

Programming

Volkswagen key fobs are equipped with sophisticated circuitry, sensors, and transmitters to communicate with the vehicle. The function is simple enough when you press buttons like lock and unlock the VW key fob sends signals to the vehicle that you want it to respond. The car will then verify that the fob you have is within a certain range before allowing the buttons work. Modern VWs with keyless entry and remote start use KESSY technology to achieve this. special programming ensures that the car's internal systems are connected to the key fob.

It is crucial to reset your Volkswagen key fob with the car, regardless of whether it needs a new or lost battery. This will ensure that the other fobs aren't working and that the stolen one can't start the car if found. This can be done through a dealer or the aid of a specific tool called VCDS (Volkswagen car key cover volkswagen Diagnosis System). In addition there are many VW vehicles are fitted with a feature that permits them to run without the need for a key FOB as the car is powered inductively by the engine.

If you have a Volkswagen with this feature you can make use of the Volkswagen app to turn on the car by holding your key fob close to the sensor ring on the steering column. This will allow the FOB to transmit its unique ID number and to power a chip within the steering wheel, which should authorize the key to start the car. This method is only effective only if both the key fob as well as the sensor ring function.

If your car isn't starting after applying this method, you've got an issue that is beyond your ability to fix by yourself. You will need to bring the key that is in need of replacement as well as the key code as well as evidence of ownership to a dealer or locksmith who can handle this task for you. The process can take some time however it's worthwhile to get your Volkswagen back in service as swiftly and efficiently as possible.

Unlocking

Key fobs can be extremely useful in locking and unlocking your vehicle, but it's beneficial for a range of other functions, too. You can also use it to start your car remotely. However the volkswagen key programming key fob could become unresponsive, and there are a variety of reasons why this might happen.

The primary reason your VW key fob may not be responding is because it has an unresponsive battery. You can test this by pressing the button on your keyfob and checking if the indicator light comes on. If the battery does not blink, it's likely dead and must be replaced.

Another reason that your Volkswagen key fob may not be responding is because you need to re-program it. This process can be completed at the dealership, but you can also find many you tube videos that will teach you how to do it yourself. This process will ensure that the internal systems of your vehicle are in sync with your Volkswagen key fob. After this process is completed the key fob should be able to respond to your commands.

Your Volkswagen might be equipped with KESSY technology if it's a newer model. It differs from RKE as it does not have a key that can be flipped out. Press the button on your key fob in order where to get a volkswagen key cut activate the emergency key. It's usually the small key loop that extends from the top of your key fob. When you press this, the emergency key will pop through and be used to unlock your door. It will not, however, allow you to start your vehicle.

With these simple steps, you can diagnose and fix your Volkswagen key fob at home without the need for a dealer visit. If you are looking to replace your VW part, be sure to take a look at our VW parts specials at Stohlman Volkswagen in Vienna. There are often huge savings on the parts you need! We are eager to assist you with your automotive needs.