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Citroen Berlingo Key Fob Troubleshooting Citroen Berlingo Multispace fills a niche in the market for people carriers. Its sliding rear door makes it easy to fit into parking bays, and its robust cabin is more durable than many upmarket rivals. If your key fob was submerged in saltwater or soapy waters It may not work for a second time, even after a brand new battery and changing the program. The internal chip is damaged from exposure to water. Water Damage After getting your key fob back from the puddle, pool or washing machine it's been swimming in, clear it of the most water you can by shaking it. Lay it flat with the button facing down and let it drain for a few minutes as you wipe it clean with a clean cloth. This will stop any condensation from causing damage to the electronic chip. If the dashboard warning light that looks like a car, with an image of a key illuminates on your Mk 2 or Mk 3 Citroen Berlingo then this could be a sign of an immobilizer malfunction. This is a security function in the vehicle that blocks thieves from hotwiring. If this is the case then you should go to an Citroen dealer or a qualified mechanic to resolve the problem. An unending engine warning light could mean that the electric power-assisted steering has a fault. If this is the situation it is recommended to stop the vehicle and examine the oil pressure and temperature before resuming the. If the problem continues to persist, you'll need to consult a Citroen dealership or a trained mechanic to fix the problem. Dead Battery The most common cause of the key fob being inoperative in your Berlingo is a dead coin battery. The button cell battery within the key is simple to replace, however you should ensure that you select the correct voltage size and type of battery. A battery that isn't compatible could cause damage to the circuit board. A dead coin battery could also disable the anti-theft system. This is a safety feature that stops the engine from starting without the physical key. If the key fob still not responding to the lock button even after replacing the battery it could be an issue with the receiver module, which isn't communicating with other modules on your vehicle. citroen key remote can identify this problem. If the key fob still isn't responding, you may try reprogramming it. Follow the steps in the owner's manual for this procedure. Once it has been reprogrammed, your device should function as expected. Troubleshooting The reliability of the Citroen Berlingo is generally loved by its owners. As with all vehicles there are a few issues that can arise. One of the most common is a dead battery on the key fob. This is a straightforward issue to recognize and can be repaired within a matter minutes. Other issues include a worn out button, water damage to the electronic chip or the signal being distorted or a remote receiver module that is defective. It is vital to be aware that not all keyfob batteries are the same. Certain batteries are made from inferior materials, and can cause damage to your remote key fob or other electronic components in your car. When replacing the battery, make sure you make sure you use a battery of the same voltage and type as the original. Make sure that the new battery is properly fitted. Ensure the positive (+) side of the battery faces upwards when it is placed in the battery slot. If you see the warning light on the dashboard of your car which appears like an exclamation point, this signifies that the vehicle has identified a problem with its electric power-assisted steering. If this warning light comes on while you are driving, we recommend that you seek out a certified mechanic at a Citroen Berlingo dealer (incl Multispace). Radio Interference If your key fob is not working suddenly it could be as a result of radio interference. This is a problem that could be caused by devices that operate on the same frequency as a remote control. For instance, wireless security systems as well as aftermarket LED lights can interfere with radio frequency signals. Move these devices to an alternative location if you've got them at home. In addition to devices that utilize the same frequency, there are also environmental factors that can interfere with the car's key fob. Metal objects, for example can affect the signal strength. The weather can also bend the antenna of the fob, resulting in a weaker radio signal. In some cases, even when the fob's location is close to the vehicle it might not respond to radio signals. Examine the battery to confirm the health of your key fob. The battery is in good condition and the contacts must not be corroded. A damaged connection is the primary reason the fob's keypad does not respond to radio signals from the vehicle. A depleted battery may cause a fob to malfunction. If you replace the battery, but the issue persists, it's likely that the antenna is defective. A professional locksmith will examine the key fob and make necessary repairs.