How to Fix a Dead Citroen C1 Replacement Key A citroen C1 replacement key acts as an remote control that allows owners to lock or unlock their cars. The key fob can also be used to activate the alarm system. Its keyless entry system is designed to be as convenient as possible. Sometimes, it may stop working. This could be due to a dead coin battery water damages, or receiver module issues. Dead coin battery It is possible that the fob battery of your Citroen C1 has died. This is the most common cause of the issue and can be solved in a few minutes by replacing the old one with a new battery. The procedure is easy and does not require special tools or knowledge. You should choose a new coin battery that has the same voltage and size as the original. If you replace the battery using an incompatible one, it could damage the key fob. Multimeters are a great tool to test the battery's voltage. Be sure to remove the negative cable first. If the cable isn't tight it may be necessary to use pliers or a pair of pliers to untangle it. After you have replaced the battery, you'll need to reset your radio presets and re-enter the security code in order to get your car back functioning. The code can be found on a sticker or card in the owner's guide. You will also require a set of jumper cables and safety sunglasses. In addition to a dead coin battery There are many other reasons that your Citroen C1 remote keyless system could fail to function. These include worn buttons damaged contacts on the battery, damage to the receiver module, water issues, and signal interference. In these situations, a scan tool OBDII can be used to reset the keyless entry system. Key fob in error A malfunctioning key fob could be a major hassle. It can prevent you from unlocking the doors of your car or starting the motor. Fortunately, there are many solutions to fix a car key fob. Contact your local mechanic dealer for advice if are unsure of the best method to apply. They can give you an estimate of time and an estimate of the cost for your repair or replacement. A remote key is an electronic device that regulates certain functions of a vehicle. It is powered by a battery and utilizes an electronic chip to communicate with the vehicle. These chips are not long-lasting and must be protected from water. It is also recommended to avoid using the fob on wet or rainy days since this can damage the battery. The first step in fixing the problem with a malfunctioning key fob is to replace the battery. This is a simple procedure that can be done by you or an expert. If the key fob still doesn't work, it may be necessary to modify it. A faulty key fob is usually caused by a faulty circuit board or a weak battery. It could also be the result of improperly keeping the key fob or water damage. Change the batteries is generally the most simple solution, but you should also check for signs of other issues such as buttons that are loose or corrosion on the contacts of the battery. Faulty receiver module The receiver module is responsible for receiving signals from various sensors within the vehicle and allowing functions like power windows, electric windows as well as exterior lights and AC to function. The unit could malfunction and cause a variety of problems, such as the exterior lights (indicators/turn signals) staying on or not switching off. The interior lights might also stop working. This type of problem is most common on BMW and Mini models. If you notice that your key fob from Citroen isn't working, you must first check the fuse for the receiver module - or Antenna Module Fuse, depending on which one is faulty or has failed to function properly. If this is the case replace the fuse with a fresh one that has the same ampere rating as it was before. Register your account to receive competitive local Key Replacement Prices and customer reviews. Keyless entry system malfunctioning There are a variety of reasons why a car key fob may not function correctly. Some are as simple to fix as changing the batteries, whereas other might require you to bring your vehicle to a licensed service center. If the fob won't work when you hit the panic button, lock or unlock, it could be that the system is having an issue. The battery inside the fob could have problems with its connection or the signal might be weak. You can test this using the voltmeter to see if the battery has enough voltage. If it isn't, you'll have to replace it. You can also use a voltmeter when testing the wires attached to the keyfob. If the wires are damaged or broken, you can repair them by using a soldering tool. Another reason for a car key fob that isn't working is a dead or damaged sensor. The sensor is normally located within the central locking mechanism and can be reached by lifting the dashboard panel or the steering wheel. If the sensor is damaged it won't respond when a remote control is sent and can only operate by touching metal parts of the vehicle. In certain situations an alternative sensor can be purchased and installed by a professional.