Citroen Berlingo Key Fob TroubleshootingCitroen's Berlingo Multispace occupies a utilitarian segment in the people-carrier market. Its sliding rear doors allow it to be squeezed into parking bays and its robust cabin is more robust than many of the more expensive rivals.But if your key fob was bathed in soapy salt water, it may not work again - even after a new battery and reprogramming. The internal chip is damaged due to exposure to water.Water DamageShake your key fob to remove as much water as you can. Lay it down with the button down and let it drain for a couple of minutes while you clean the inside with a soft cloth. This should stop any condensation from damaging the electronic chip.If the warning light on your dashboard that looks like a car, with a key symbol in it is on your Mk 2 or Mk 3 Citroen Berlingo then this could be a sign of an immobilizer fault. This is a security device in the vehicle to prevent thieves from using hotwires. If citroen car keys is the case, you will have to visit an Citroen dealer or a trained mechanic to address the issue.A constant engine warning light could mean that the steering system with electric power is in trouble. If this is the situation then you must stop the vehicle and check the oil pressure and temperature before restarting it. If the issue continues, you'll need to visit an expert Citroen technician or mechanic to fix the issue.Dead BatteryA dead coin battery is the most common reason for your key fob to not work in your Berlingo. The button cell inside the key can be replaced however it is essential to select the correct voltage, size and type of battery. A non-compatible battery can damage the circuit board. A dead battery for a coin-cell could also disable anti-theft. This is a security function that stops the engine from starting without the physical key.If the key fob doesn't respond to the lock button even after replacing the battery it could be that the receiver module is defective and isn't communicating with other modules in your vehicle. This can be identified using an OBDII scan tool.If the key fob isn't responding, you can try reprogramming it. To do this, follow the steps in your owner’s manual. Once the device has been reprogrammed, the device should work perfectly.TroubleshootingThe reliability of the Citroen Berlingo is generally loved by its owners. However, like all vehicles there are a few issues that arise. One of the most frequent is a dead battery on the key fob. Fortunately, it is simple to determine and can be fixed in just a few minutes. Other issues that could occur include a worn-out button, water damage to the electronic chip, signal interference or a remote keyless system receiver module that has developed a fault.It is crucial to understand that not all keyfob batteries are the same. Some batteries are constructed from inferior materials and could cause damage to your remote or other electronics. Make sure you use batteries of the same type and voltage as the original when replacing the battery. 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 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 appears while driving, it is advised that you seek advice from a qualified mechanic or Citroen Berlingo (incl Multispace) dealership.Radio InterferenceRadio interference could be the reason your key fob's not working suddenly. This is a problem that can be caused by devices that use the same frequency as a remote control. For instance, certain wireless security systems as well as aftermarket LED lights can interfere with the RF signals. Try moving these devices to another area if you have them at home.In addition to devices using the same frequency, there are environmental factors that could interfere with the car's key fob. Metal objects, like a car could interfere with the strength of the signal. Rainy weather can also alter the antenna of the fob, resulting in a weaker radio signal. In some instances, even when the fob's location is close to the car it may not be able to respond to radio signals.Check the battery to ensure your key fob's health. The battery should be in good working order and the contacts must not be damaged by corrosion. A damaged or corroded connection is the main reason the keyfob isn't responding to radio signals coming from vehicles. A depleted battery could cause the fob to malfunction. If you replace the battery but the issue persists, it's likely that the antenna is faulty. A professional locksmith will inspect the key fob and make the required repairs.
