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Citroen Berlingo Key Fob Troubleshooting
Citroen's Berlingo Multispace occupies a utilitarian segment in the people-carrier market. Its sliding doors at the rear allow it to be squeezed into bay parking spaces and its sturdy cabin is more robust than most upmarket rival offerings.
If your key fob was submerged in saltwater or soapy liquid the device may not function again, even after a new battery and the reprogramming. The internal chip is damaged from exposure to water.
Water Damage
After retrieving your key fob from whatever puddle, pool or washing machine it's been being a part of, rid it of as much water as you can by shaking it. Then, lay it on the button side down and let it dry for a few minutes while you wipe the inside using a towel. This will stop any condensation from damaging the electronic chip.
If the dashboard warning light that looks like a vehicle with an image of a key is on your Mk 2 or Mk 3 Citroen Berlingo then this could be a sign of an immobilizer malfunction. This is a security device in the vehicle that blocks thieves from using hotwires. If this is the case you'll have to visit a Citroen dealer or a certified mechanic to solve the issue.
A constant warning light for the engine could mean that the electronic power assisted steering system is malfunctioning. If how to open a citroen key fob is the situation, then you need to stop the car and ensure whether the pressure of the oil is in good order and that the temperature isn't too high before you start it. If the problem continues to persist, you will need to see an expert Citroen technician or mechanic to fix the problem.
Dead Battery
A dead battery in the coin is the most frequent reason for your key fob not to function in your Berlingo. The button cell battery that is in the key is very easy to replace, but you must ensure that you choose the right voltage size and type of battery. An uncompatible battery can harm the circuit. A dead coin battery may also disable the anti-theft system. This is a security function that prevents the engine from being started without a physical key.
If the key fob is still not responding to the lock button despite replacing the battery it could be a faulty receiver module that is not communicating with the other modules in your vehicle. This can be detected using an OBDII scan tool.
If the key fob is not responding, you could try reprogramming it. Follow the steps in the owner's manual for this procedure. It should be working fine after it has been reset to its original program.
Troubleshooting
Citroen Berlingo owners are generally pleased with the vehicle's reliability. However, as with any vehicle there are a few issues that arise. A key fob that is dead is one of the most common problems. It is a simple issue to determine and can be repaired in a matter of minutes. Other problems that can arise are a worn button or a water damage to the electronic chip, signal interference or a remote keyless system receiver module that has developed a fault.
It is important to know that not all keyfob batteries are same. Some batteries are constructed from inferior materials that can damage your remote, or other electronics. When replacing the battery, make sure you make sure you use a battery of the same type and voltage as the original. Also, make sure that the new battery is installed correctly. Make sure the positive (+) side of the battery is facing upwards when it is inserted into the slot for the battery.
If you notice the warning light on your car's dashboard that appears to be an exclamation mark, it indicates that your vehicle has discovered an issue with its electric power-assisted steering. If this warning illuminates during driving, it is advised that you seek advice from a trained mechanic or Citroen Berlingo (incl Multispace) dealership.
Radio Interference
Radio interference could be a cause of your key fob not working immediately. This issue can be caused by devices that operate on the same frequency as a remote control. Certain wireless security devices, such as LED lights that are sold aftermarket, may interfere with RF signal. If you own any of these devices at home, consider moving them into a different space to see if they help.
In addition to devices that use the same frequency, there are environmental factors that could interfere with the car's key fob. For instance, metal objects may alter the strength of the signal. Weather conditions that are rainy can cause the fob's antenna to turn, which results in an weakened signal. In some instances, the key fob may not be able to receive radio signals even if it is near to the vehicle.
To make sure that your key fob is healthy, check the battery. It should be in good shape, and the contacts should be free of corrosion. Contacts that are damaged by corrosion are a major cause of key fobs not responding to the vehicle's radio signals. A depleted battery can also cause fobs to malfunction. If the issue persists after replacing the battery, the antenna could be defective. A professional locksmith can examine the key fob and make any necessary repairs.