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Citroen C4 Key Fob Replacement The Citroen C4 Picasso, a compact SUV for small families It has some really innovative features. It's big enough for five people, and is an excellent way to get around town. Sometimes, a keyfob can stop working because of pairing issues. This problem may be fixed if instructions are followed properly. For certain vehicles, a professional will be required with special tools. Dead coin battery The most frequent issue with remote key fobs is the battery being dead. It's an easy fix however. All you need to do is replace the battery on your coin. They are available at your local auto store and look similar to small silver coins. After replacing the battery, your vehicle should be able unlock and lock. Another reason why your key fob isn't working is due to interference. This can occur due to many factors, such as objects, weather conditions, or other transmitters on the same frequency. If this happens, then it could be necessary to take the key from the ignition and try again. The fact that your key fob is not programmed could also be the cause of the key's inability to function. This could occur when the key has been exposed to water, or the battery isn't removed correctly after replacing the key. You can usually restore the programming by following the steps in the owner's manual. If you're not able to do this, you can consult a professional locksmith dealer to assist you. Water damage Citroen C4 has a high degree of reliability, but it's still a complex machine with hundreds of interconnected components. It's not unusual for a Citroen C4 to experience a breakdown. In some cases, the issue is easily resolved. However, in other instances it is possible to visit a mechanic or call for help. The most frequent reasons why the C4's key fob ceases functioning are dead battery or signal interference, water damage and issues with the receiver module. The moisture or sweat that accumulates on the circuit board of the key fob may cause water damage. This could cause the circuit to short, resulting in an energy loss or dead key fob. To prevent this from happening, try to keep your key fob safe from water or put it in a bag before using it. You can also check the voltage of your battery by using a multimeter. A successful test will reveal values ranging from 12 to 13. If your battery does not produce these numbers, then it may be defective. This means that you'll require replacing the battery. A malfunctioning receiver module A damaged receiver could cause the key fob to cease working. This is a frequent issue for Citroen owners, since the key fob must transmit a signal to the door handle to open and start the car. The key fob won't work if it doesn't transmit the signal. It is required to be replaced. This is usually done by a mechanic or a dealership. Citroen C4 keys can malfunction for a variety. This can be a dead coin-cell battery or damage to the signal or water. The first step in troubleshooting is to test the battery of the key fob and look for obvious indications of damage. You can do this by opening the key fob then taking out the battery for a clearer view. Replace the battery if it has drained. Make sure that the new battery has the same voltage, size, and specifications. Also, ensure that the fob is completely snapped together 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. Batteries can degrade over time. The good thing is that the replacement battery is cheap and easy to replace. You can take the fob out by using a flat-bladed screwdriver. you may find instructions in your owner's manual. When replacing the battery, be sure that you're using the same size and type as the original. Different batteries can have different voltages, which could cause your device to stop functioning or display a low-battery message. Also, remember to orient the battery so that the plus and minus marks coincide with the orientation of the original. This ensures that the chip is receiving right signals. It is also possible that the issue could be caused by a defective receiver module. In this situation it is recommended to contact the dealer for further advice and repairs. Keys that are not paired require programming The car key remote could stop working due various reasons. The majority of these issues are easily and quickly fixable. Most often an inoperable coin-cell battery is the reason. It can be replaced in a matter of minutes at most auto part shops. However, it is important to ensure that the new battery is correctly installed. Metal retaining clips should be properly tightened and the battery contacts must be clean. A malfunctioning receiver module or signal interference is another possibility. If click for source fob isn't receiving a strong enough signal from the receiver, it will not be able to lock or unlock doors as well as start the car or operate the hands-free system. In these instances you can reset the receiver by dismantling the battery for a couple of minutes. Smart keys, which include an integrated security chip that disables the vehicle's standard immobiliser system they are more expensive than traditional keys made of metal and can cost upwards of $500 to replace. It is best to have two working keys on hand for your C4 in order to avoid the high cost. This key fob replacement is cleaned and refurbished with new internal parts and is tested before being sent to you.