10 Unexpected Citroen C1 Replacement Key Tips
Citroen Berlingo Key Fob Troubleshooting
Citroen's Berlingo Multispace occupies a utilitarian niche in the people carrier market. Its sliding doors at the rear allow it to easily squeeze into parking bays and its sturdy cabin is more bashing-proof than most upmarket rival offerings.
If your key fob was submerged in saltwater or soapy waters it might not function for a second time, even after a brand new battery and the reprogramming. This is because the internal chip has been damaged due to exposure to water.
Water Damage
Shake your key fob to get rid of as much water as you can. Lay it on its back with the button in the downward position and let it dry for a couple of minutes before wiping the inside with a soft cloth. citroen c1 replacement key should stop any condensation from causing damage to the electronic chip.
If your Mk 2 Citroen Berlingo or Mk 3 Citroen Berlingo dashboard warning light, which looks like the symbol of a car key, lights up, it could be an issue with the immobilizer. This is a security device in the vehicle that stops thieves from installing hotwires. If this is the case then you should see a Citroen dealership or a certified mechanic to resolve the issue.
A constant warning light could mean that the steering system with electric power has a problem. If this is the case then you must stop the car and make sure whether the pressure of the oil is ok and that the temperature is not too high before you restart it. If the problem continues to persist, you will need to see an expert Citroen technician or mechanic to address the issue.
Dead Battery
A dead coin battery is the most frequent reason for your key fob to not work in your Berlingo. The button cell inside the key can be easily replaced, but it is important to select the correct voltage, size, and type of battery. A non-compatible battery can damage the circuit board. A dead coin battery could also disable the anti-theft system. This is a security feature that stops the engine from starting without a physical key.
If the key fob still does not respond to the lock button even after replacing the battery it could be that the receiver module is damaged and isn't communicating with other modules in your vehicle. This can be confirmed using an OBDII scan tool.
If the key fob still not responding, you can try reprogramming. To do this, follow the steps in the owner's manual. It should work fine once it is reset to its original program.
Diagnosis of a Fault
Citroen Berlingo owners are generally happy with the reliability of the vehicle. However, as with any vehicle there are some issues that occur. One of the most common is an inoperable key fob battery. Fortunately, it is simple to diagnose and is easily replaced within a matter of minutes. Other issues include a worn out button, water damage on the electronic chip or signal, interference or a remote system receiver module that has a problem.
It is important to realize that not all keyfob batteries will be the same. Some batteries are made of inferior materials, which can cause damage to your remote or other electronics. When replacing the battery, you should use a battery that is of the same type and voltage as the original. Also, ensure the new battery is installed correctly. When inserting the battery into the slot, make sure the positive (+) face of the battery is facing upwards.

If you see an exclamation mark in the form of an equilateral triangle on your dashboard, it is a sign that there is a problem with your vehicle's electric power assisted driving. If the warning light is illuminated when you drive, we recommend that you contact a trained mechanic at a Citroen Berlingo dealer (incl Multispace).
Radio Interference
Radio interference could be a cause of your key fob not working immediately. This is a typical issue caused by devices that operate on the same frequency as your remote control. For example, some wireless security systems and LED lights can interfere with radio frequency signals. If you own any of these devices at home, try moving them to a different room to see if this helps.
In addition to devices that use the same frequency, there are environmental factors that could interfere with the car's key fob. Metal objects, for example can affect the signal strength. Rainy weather can also make the fob's antenna bend, which can result in a weaker signal. In some cases even if the fob is located close to the vehicle it may not respond to radio signals.
To ensure that your key fob is in good health examine the battery. The battery should be in good working order and the contacts must not be corroded. A corroded 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 fobs to fail. If the issue continues to persist after replacing the battery, the antenna might be damaged. A professional locksmith will examine the key fob and make the required repairs.