This Is What Citroen Berlingo Key Fob Will Look Like In 10 Years Citroen C4 Key Fob Replacement

The Citroen C4 Picasso is a compact SUV that is small enough for a family, and has several truly innovative features. It's big enough for five people, and is a great way to get around the city.


Sometimes, a keyfob might cease to function due to pairing problems. This issue can be easily fixed if the instructions are followed properly. For certain vehicles, a professional will be required with specialized tools.

Dead coin battery

A dead battery is the most frequent issue with remote key fobs. However, it's an easy fix. All you have to do is replace the battery on your coin. These batteries can be found at your local auto retailer and look similar to small silver coins. Once you have replaced the battery, you should be secure enough to lock and unlock your vehicle.

Interference is another reason why your key fob might not function. It could be caused by many factors, such as weather conditions, objects or other transmitters on the same frequency. If this happens, it may be necessary to remove the key from the ignition and try again.

Another reason your key fob might not work may be that it is not programmed properly. This can happen if your key is exposed to water or it is not properly removed after replacing the battery. Usually, you can restore the programming of your car by following the steps in the owner's guide. If you are unable do this, you can contact a professional locksmith dealer to help you.

Water damage

The Citroen C4 is a highly reliable car, but it's still a machine with hundreds of interconnected parts. It's not uncommon for a C4 from Citroen to experience a malfunction. In some instances the issue is easily solved. In some cases it is necessary to contact assistance or see an expert. The most frequent causes of the C4 key fob not functioning are a dead coin battery signals interference, water damage and receiver module issues.

Water damage can result from sweat or moisture on the circuit board. The circuit could be prone to short, resulting in the battery draining or a dead key fob. Keep your key fob out of the water and put it in the bag of plastic.

A multimeter can be used to check the battery's voltage. A successful test will give values between 12 and 13. If your battery isn't generating these values, it may be defective. This means you'll need to replace the battery.

The receiver module is not working properly.

A damaged receiver module may cause the key fob to cease working. This is a common issue for Citroen owners, since the key fob has to send a signal through the door handle to unlock and begin the vehicle. The key fob won't function if it is unable to send the signal. It has to be replaced. This is usually done by a mechanic or a dealership.

There are many different things that could go wrong with your Citroen C4 key fob. citroen xsara picasso key fob could be due to a dead coin battery or signal interference, water damage, or a defective electronic chip. The first step in troubleshooting is to test the battery of the key fob and to check for obvious signs of damage. You can do this by opening the key fob then taking out the battery for a better view.

If you spot a depleted battery, replace it with a fresh one. Make sure that the new battery has the same size, voltage, and specification. Make sure you connect the fob before replacing it.

A faulty 12 volt battery

A majority of modern cars have key fobs that allow you to lock or unlock the vehicle remotely. These devices transmit a signal to the vehicle to control the locks. They are powered by batteries. However, the batteries could fail over time. The good news is the replacement battery is inexpensive and simple to install. You can use a flat-blade screwdriver to pry the fob open, or your owner's manual may have instructions on how to do it.

When replacing the battery, make sure you're using a replacement battery of the same type and size as the original. Different kinds of batteries have different voltages, which can cause the fob's function to cease or display a low battery alert. Also, make sure to position the battery so that the plus and minus symbols correspond to the orientation of the original. This will ensure that the chip is receiving the correct signals. The problem could also be due to a malfunctioning module. In this instance you should consult your dealer to get further diagnostics and repairs.

Unpaired key requiring reconfiguration

Car key remotes might fail to function for different reasons. Fortunately, most of these problems can be corrected quickly and easily. Most often, a dead coin-cell battery is the cause. It can be replaced in just a few seconds at most auto parts shops. It is crucial that the new battery be installed correctly. Metal retaining clips need to be properly tightened and the contacts of the battery must be cleaned.

Another possibility is a malfunctioning receiver module or signal interference. If the key fob doesn't receive a clear signal from the receiver it could not unlock or lock the doors and start the vehicle, or operate the hands-free system. In these instances you can reset the receiver by dismantling the battery for a period of time.

Smart keys are more expensive and can cost up to $500 to replace. They are equipped with an electronic security device that disables the standard immobiliser in your vehicle. To avoid these costly costs it's recommended to have at minimum two keys working for your C4. This replacement remote key fob case is refurbished with new internal components and tested before being sent to you.