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Citroen Berlingo Key Fob Troubleshooting Citroen's Berlingo Multispace occupies a utilitarian space in the people carrier market. Its sliding rear door makes it easy to fit into parking bays, and its tough cabin is more durable than many upmarket rivals. If your key fob was submerged in saltwater or soapy waters It may not work again, even after a new battery and programming. This is because the internal chip has been damaged due to exposure to water. Water Damage After you have rescued your key fob from whatever puddle, pool or washing machine it was swimming in, clean it of as much water as possible by shaking it. Lay it on its back with the button down and let it drain for a few minutes while you clean the inside using a soft cloth. This will stop any condensation from damaging the electronic chip. If the warning light on your dashboard that looks like a car with the key symbol is on your Mk 2 or Mk 3 Citroen Berlingo then it could be an indication of an immobilizer malfunction. This is a security feature in the vehicle to prevent thieves from hotwiring. If citroen replacement key cost is the situation, you will need to visit a Citroen dealer or a certified mechanic to solve the issue. A continuous engine warning light could indicate that the electric power assisted steering is malfunctioning. If this is the situation you need to stop the car and test the temperature and pressure in the engine before starting it. If the issue continues, you'll need to visit an authorized Citroen dealer or mechanic to address the issue. Dead Battery A dead battery for your coin is the most common reason for your key fob not to work in your Berlingo. The button cell in the key can be replaced easily, but it is important to select the correct voltage, size and type of battery. An uncompatible battery can harm the circuit. A dead battery for a coin-cell could also disable anti-theft. This is a security measure that stops the engine from being started without the physical key. If the key fob still not responding to the lock button despite replacing the battery it could be an unreliable receiver module that is not communicating with the other modules in your vehicle. This can be diagnosed with an OBDII scan tool. If the key fob isn't responding, then you can try reprogramming the key fob. To do this, follow the directions in the owner's manual. After it has been reprogrammed device should function as expected. Diagnostics of a fault Citroen Berlingo owners are generally satisfied with the reliability of their vehicle. However, as with any vehicle there are occasional issues that can arise. One of the most frequent is an inoperable key fob battery. This is an easy issue to identify and can be resolved within a matter minutes. Other problems could be a worn button, water damage on the electronic chip or signal, interference or a remote system receiver module with a fault. It is important to remember that not all key fob batteries are created equal. Certain batteries are made from inferior materials and can damage your remote key fob or other electronics in your vehicle. Make sure you use batteries of the same kind and voltage as the original when replacing the battery. Also, make sure the new battery is inserted correctly. When inserting the battery into the slot, ensure that the positive (+) face of the battery is facing upwards. If you notice an exclamation point in the form of the shape of a triangle on your dashboard, it is a sign that there is an issue with the vehicle's electric power-assisted driver. If this warning light comes on while you're driving and you notice it, we suggest that you seek out a qualified mechanic at a Citroen Berlingo dealer (incl Multispace). Radio Interference If your key fob is not working all of a sudden it could be as a result of radio interference. This is a frequent issue caused by devices that use the same frequency as your remote control. Certain wireless security systems, like LED lights aftermarket, can interfere with RF signals. If you have any of these at home, try moving them into a different space to see if they help. In addition to devices using the same frequency, there are also environmental factors that could hinder the operation of a key fob. Metal objects, like a car can impede the strength of the signal. Weather conditions can also bend the antenna of the fob, resulting in a weaker radio signal. In certain situations the key fob might not be able to respond to radio signals even when it is located near the vehicle. To ensure that your key fob is functioning properly and functioning properly, test the battery. The battery should be in good working order and the contacts must not be damaged by corrosion. A damaged connection is the main reason why a keyfob does not respond to radio signals coming from a vehicle. A depleted or damaged battery can cause a fob to malfunction. If the issue is still present after replacing the battery the antenna may be malfunctioning. A locksmith can inspect the keyfob and make repairs.