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The Hidden Secrets Of Citroen Berlingo Key Fob
Citroen C4 Key Fob Replacement

The Citroen C4 Picasso, a compact SUV/small family car is packed with truly innovative features. It's spacious enough for five people, and it's an excellent vehicle for getting around town.

Sometimes, a keyfob may not work due to pairing issues. This problem may be easily fixed if the instructions are followed. For certain vehicles, a professional will require specialized tools.

Dead coin battery

A dead battery is the most common problem affecting remote key fobs. But, it's a simple solution. You'll only need to replace the battery with a coin size. The batteries are available at your local auto shop and look similar to small silver coins. After you've replaced the battery, then you'll be secure enough to lock and unlock your car.

Interference is another reason that your key fob won't function. It could be caused by various factors, including objects, weather conditions, or other transmitters operating on the same frequency. If this happens, then it could be necessary to take the ignition key and try again.

The deprogramming of your key fob may be a reason for the key's inability to function. This can happen when the key is exposed to water or if it is not removed properly after replacing the battery. Usually, you can re-set the programming of your car by following the instructions provided in the owner's manual. If you're unable to do this, seek out a professional locksmith or dealer to assist you.

Water damage

The Citroen C4 is a highly reliable car, but it's still a machine with hundreds of interconnected components. It's not uncommon for a Citroen C4 to have a breakdown. In certain instances, the issue is easily resolved. But in others it is possible to see a professional or contact a professional for assistance. The most frequent reasons why the C4's key fob stops working are dead coin battery or water damage, signal interference and receiver module problems.

Water damage can result from sweat or moisture on the circuit board. This can cause the circuit to short, leading to the battery draining or even dead key fob. To prevent this from happening, make sure to keep your key fob out from water, or place it in a plastic bag before you use it.

You can also test the voltage of your battery by using a multimeter. A successful test will yield values between 12 and 13 If your battery does not produce these numbers, then it may be defective. This means that you will require replacing the battery.

Faulty receiver module

A damaged receiver module may cause the key fob to stop functioning. This is a typical issue for Citroen owners, as the key fob has to send a signal through the door handle to open and start the vehicle. The key fob will not work if it does not transmit the signal. It is required to be replaced. This is usually carried out at a dealership for vehicles or by an experienced mechanic.


Citroen C4 keys can malfunction due to a variety of reasons. This can be the battery of your coin-cell is dead, signal interference or water damage. The first step in troubleshooting is to examine the batteries of the key fob and look for obvious signs of damage. This can be done by taking the keyfob apart and removing its battery to have a better view.

Replace the battery if it has exhausted. Make sure that the new battery has the same voltage, size and specifications. Make sure that you fully fix the fob in place prior to replacing it.

Problematic 12 Volt Battery

Most modern cars come with key fobs that let you to lock and unlock your vehicle from an extended distance. These devices send an electronic signal to the vehicle to control the locks. They are powered by batteries. www.thekeylab.co.uk can degrade over time. The good thing is that the replacement battery isn't expensive and simple to replace. You can pull the fob out with a flat-bladed screwdriver or you may find instructions in your owner's guide.

When replacing the battery, make sure you're using a battery that's the same type and size as the original. Different batteries may have different voltages, which could cause your device to stop functioning 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 proper signals. The issue could result from a malfunctioning module. In this situation, it is recommended that you contact the dealer for further advice and repairs.

Unpaired key that requires reconfiguring

Car key remotes might not function for a variety of reasons. Fortunately, most of these problems are fixable quickly and easily. Most of the time the problem is caused by a defective battery in the coin-cell. is the reason. This can be easily repaired in a matter of minutes at the majority of auto parts shops. It is essential to ensure that the new battery is correctly installed. Metal retaining clips must be properly tightened and the battery's contacts should be clean.

A malfunctioning receiver module or signal interference, is a different possibility. If the key fob is unable to receive a clear signal from the receiver it might not be able to unlock or lock the doors and start the vehicle, or operate the hands-free system. In these instances, you can reset the receiver by removing the battery for several minutes.

Smart keys are more expensive and can cost as high as $500 to replace. They have a security chip that disables the immobiliser in your vehicle. To avoid the high cost it's best to have at minimum two keys that work for your C4. This replacement remote key fob is upgraded with new internal parts and tested before sending to you.