Five Citroen C1 Replacement Key Lessons Learned From Professionals Citroen Berlingo Key Fob Troubleshooting

Citroen's Berlingo Multispace occupies a utilitarian segment in the people-carrier market. Its sliding rear door makes it easy to fit into parking bays, and its robust cabin can withstand more abuse than the majority of upmarket competitors.


If your key fob was submerged in saltwater or soapy liquid, it may not work again even after a new battery and changing the program. This is because the internal chip has been damaged by exposure to water.

Water Damage

Shake your key fob to remove as much water as you can. Then, place it with the button side facing up and leave it to drain for a short time while you wipe the inside down using a cloth. This will stop any condensation from causing damage to your electronic chip.

If the dashboard warning light that appears like a car and has a key symbol in it appears on your Mk 2 or Mk 3 Citroen Berlingo then this could be a sign of an immobilizer fault. It is a security device within the vehicle to deter thieves from stealing it. If this is the case then you need to see an Citroen dealership or trained mechanic to fix the issue.

An unending engine warning light could mean that the electric power-assisted steering is not working properly. If this is the case, then you should stop the car and check that the pressure in the oil is ok and that the temperature isn't overly high prior to restarting it. If the issue persists, you will need to see an expert Citroen technician or mechanic to resolve the problem.

Dead Battery

The most common cause of the key fob being inoperative inside your Berlingo is a dead coin battery. The button cell inside the key can be replaced easily, but it is important to use the right size, voltage and type of battery. A non-compatible cell can damage the circuit. A dead coin-cell battery could also disable anti-theft. This is a precautionary measure that prevents the engine being started without the physical key.

If the key fob still not responding to the lock button despite replacing the battery It could be due to an incompatible receiver module that is not communicating with the other modules in your vehicle. This can be confirmed using an OBDII scan tool.

If the key fob is still not responding, try reprogramming. Follow the instructions in your owner's manual to do this. After the device is reprogrammed device should be working perfectly.

Fault Diagnosis

The reliability of the Citroen Berlingo is generally praised by its owners. Like all vehicles, there are a few issues that can arise. One of the most common is the battery for the key fob that is dead. This is a straightforward issue to identify and can be fixed within a matter of minutes. Other problems could be a worn button, water damage to the electronic chip or the signal being distorted or a remote system receiver module with a fault.

It is important to note that not all key fob batteries are in the same way. Certain batteries are made from inferior materials and can damage your remote key fob as well as other electronic components inside your vehicle. Make sure you only use batteries of the same type and voltage as the original battery. Also, make sure that the new battery is properly fitted. Check that the positive (+) side of the battery is facing upwards when it is inserted into the slot for the battery.

If you see the warning light on the dashboard of your car that looks like an exclamation point, this indicates that the vehicle has identified a problem with its electric power-assisted steering. If this warning light appears while driving, it's recommended that you seek assistance by a trained mechanic or Citroen Berlingo (incl Multispace) dealership.

Radio Interference

Radio interference could be a cause of your key fob not working suddenly. 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 the RF signals. Move these devices to an alternative location if you've got them in your home.

In addition to devices that use the same frequency, there are also environmental factors that can interfere with the car's key fob. For instance, metal objects could influence the strength of the signal. citroen spare key may also bend the antenna of the fob, resulting in a weaker radio signal. In some instances, even when the fob is near to the vehicle, it may not respond to radio signals.

Examine the battery to confirm your key fob's health. The battery must be in good condition and the contacts should not be corroded. A corroded connection is the primary reason a keyfob does not respond to radio signals from vehicles. A depleted battery could cause the fob to malfunction. If you replace the battery but the problem persists, it's likely that the antenna is damaged. Locksmiths can check the keyfob, and make repairs.

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