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

A key fob is a vital element of your Volkswagen car that lets you lock, unlock and start it. But it can also be damaged and even a small issue could result in losing access to the most important features.

This complete guide will show you how to safely open, diagnose and repair your Volkswagen key fob by yourself.

Battery

Modern electronic key fobs offer more convenience and functions than the manual keys that are standard. Like all electrical devices, they will eventually become inoperable or wear out. They'll need to be replaced. The most common signs that your VW key fob needs a new battery are a non-existent or intermittent lock/unlock feature, a slow response time to pressing buttons, or the inability to start your car. It's easy and cheap to change the battery in your Volkswagen car key fob.

Volkswagen key volkswagen fobs are made to be compatible with a CR2032 button-style 3-volt battery. These batteries are available in a variety of hardware stores, supermarkets and online retailers. To ensure that you don't harm or scratch your Volkswagen fob when you change the battery first, wrap a small piece of tape around your flat-head screwdriver. This will prevent the metal blades of your screwdriver from coming into contact with the internal components inside the fob. It will also shield your fob from oily residues from your hands -- which can reduce the life of a battery due to corrosion of its terminals.

After you've wrapped your screwdriver around the handle, locate the seam that connects the base and the lid of your Volkswagen keyfob. With your fingers, begin to create a space between the two pieces, and then make use of the flat-head screwdriver gently pull them apart. Continue to be gentle to ensure that you don't break your fob. After successfully separating the two halves of the VW key fob, remove the old one and replace it with the new battery. Make sure that the positive side is facing down. Once the new battery is in place then close the remote case by pressing both halves together once more.

With a new battery you can unlock and start your Volkswagen from a distance. It's not even necessary to turn on the ignition. In some cases your volkswagen passat key fob may require fob programming to activate all of its features and to recognize newly installed batteries. A reputable VW dealer is able to provide this service for you however there are a few things you can do to prepare your vehicle prior to receiving fob programming.

Buttons

A key fob is crucial to the security and convenience of your Volkswagen vehicle. It allows you to open and lock your doors and start your car and control various features with the push of a button. Like any electronic device, the VW key fob could occasionally encounter issues. Most times, these are minor problems that you can easily solve yourself without having to contact an authorized dealer.

Replace the battery as soon as you notice that your key fob is exhibiting problems. This can be done using several tools, including an flathead screwdriver and replacement CR2032 battery. To avoid damaging internal components, make sure to cover your screwdriver in a strip of tape prior to beginning.

Next, you'll need to remove the housing of the fob. Find the seam that connects the base and lid of the fob, and then employ a flathead screwdriver separate the two parts of the key fob. The battery is visible as well as the circuit board and the buttons once you have opened the housing.

Certain Volkswagen key fobs have the remote start feature which allows you to warm or cool your car prior to entering. The remote start feature is activated by sending a signal from the Volkswagen key fob to the computer onboard of your car, telling it to start the engine. You can also make use of this feature to warm up or cool down the interior of your car if you're parked in hot or cold weather.

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

From the 1950s through the 1970s, volkswagen key programmer designed 13 different key profiles, each having a unique two-letter code that corresponded with a specific lock. The keys also featured the small, metal VW logo that was engraved on the key or the cap of the key's cylinder.

Programming

Volkswagen key fobs use advanced circuitry, transmitters, and sensors to communicate with vehicles. The function is simple enough when you press buttons like lock and unlock the VW key fob signals to the car that you wish it to respond. The car will then check that the fob you've got is within a specific range before allowing it work. To accomplish this modern VWs equipped with keyless start and entry use the KESSY technology. Special programming ensures your car's interior systems are seamlessly connected to the key fob.

Whether your Volkswagen's key fob requires replacement batteries or is lost volkswagen key or stolen, it is essential to have it reprogrammed with the car so that other FOBs aren't working and the one that was stolen doesn't start the car in case it is located. This can be done through a dealer or an instrument called VCDS (Volkswagen Car Diagnosis System). Many VW cars come with a feature which allows them to operate without a key fob at all. Instead the car is powered inductively by the engine.

If you have a Volkswagen equipped with this feature, you can try to use the Volkswagen app to start the car by putting your key fob in the sensor ring inside the column of the steering. This will allow the FOB's unique ID number to be transmitted, and power the steering wheel. This will allow the key to start the vehicle. This method is only effective if the key fob battery is charged and the sensor ring on the steering wheel is in operation.

If your car is still unable to start, it's something you aren't able to fix yourself. You'll need to take the key you want to replace, the key code, and proof of ownership to the locksmith or dealer who will assist you. It could take some time but it's worth it to get your Volkswagen back on the road as soon as possible.

Unlocking

A key fob can be extremely useful in locking and unlocking your vehicle, but it's useful for many other functions as well. You can use it to control your climate controls, and even start your engine from an extended distance. Your Volkswagen key fob can not respond to you due to a variety of reasons.

Your VW key fob isn't responding because it has a low battery. You can test this by pressing a button on your keyfob, and then observing whether the indicator light turns on. If the battery does not light up, it is likely to be dead and needs to be replaced.

Re-programming your Volkswagen key fob might be the reason that it isn't responding. This procedure can be done at the dealership, however you can also look for YouTube videos that show you how to do it yourself. This will ensure that your Volkswagen key fob is seamlessly connected to the internal systems of your vehicle. Once this process is completed your key fob will be able to respond to commands.

Your Volkswagen could be equipped with KESSY technology if it's an older model. This is different from RKE and RKE, since it does not have an open-ended key blade that can flip out. You'll need to press the button on the back of your key fob to open the emergency key feature. This is usually a small key loop that extends out of the top of your fob. The emergency key will pop out and you can use it to unlock your doors. This will not allow you to start your vehicle.

These easy steps will allow you to diagnose and repair your Volkswagen key fob without having to visit an auto dealer. If you do need a replacement, make sure to check out our VW parts specials at Stohlman Reprogram Volkswagen Key Fob near Vienna. You'll often find huge savings on the parts you need! We are looking forward to assisting you with all your automotive requirements.