Citroen Berlingo Key Fob Troubleshooting
Citroen's Berlingo Multispace occupies a utilitarian market in the people-carrier market. Its sliding doors at the rear allow it to be squeezed into parking bays, and its durable cabin is more robust than the majority of upmarket competitors.
But if your key fob has been bathed in soapy or salt water, it might not function again, even after a fresh battery and reprogramming. 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 the floor with the button down and let it drain for a few minutes before wiping the inside using a soft cloth. This 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 a car key symbol, illuminates then this could indicate a fault with the immobilizer. This is a security feature in the vehicle that stops thieves from using hotwires. If this is the case, then you must visit a Citroen dealership or a certified mechanic to fix the problem.
A constant warning light could mean that the electric power-assisted steering is in trouble. If this is so, then you should stop the car and check whether the pressure of the oil is ok and that the temperature is not too high before you restart it. If the issue persists, you will need to visit a Citroen dealership or trained mechanic to resolve the problem.
Dead Battery
A dead battery for your coin is the most frequent reason for your key fob to not function in your Berlingo. The button cell in the key can be easily 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 coin battery may also disable the anti-theft system. This is a security feature that prevents the engine from being started without a physical key.
If the key fob is still not responding to the lock button after replacing the battery It could be due to an unreliable receiver module that isn't communicating with other modules of your vehicle. This can be confirmed using an OBDII scan tool.
If the key fob still isn't responding, then you could try reprogramming it. Follow the instructions in your owner's manual for this procedure. After the device is reprogrammed device should be working perfectly.
Fault Diagnosis
Citroen Berlingo owners are generally happy with the vehicle's reliability. As with all vehicles there are a few issues that can arise. One of the most frequent is a dead battery on the key fob. Fortunately, it is simple to determine and is easily replaced within a matter of minutes. Other issues that could arise could be caused by a worn or damaged 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 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 voltage and type as the original. Make sure that the new one is inserted correctly. Ensure the positive (+) side of the battery faces upwards when it is placed in the battery slot.
If you notice the warning light on your dashboard which appears like an exclamation point, this indicates that the vehicle is detecting problems with its electric power-assisted steering. If this warning illuminates 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 that your key fob isn't working suddenly. This is a problem that could be caused by devices operating on the same frequency as a remote control. Some wireless security systems, like LED lights from the aftermarket, could interfere with the RF signal. Try moving these devices to another area if you have them at home.
In citroen berlingo car keys to devices that use the same frequency, there are also environmental factors that could hinder the operation of a key fob. For instance, metal objects may interfere with the signal's strength. Rainy weather can also alter the antenna of the fob, which results in a weaker radio signal. In some instances, even when the fob is located close to the car it may not be able to respond to radio signals.
To make sure that your key fob is healthy, check the battery. It must be in good working order and the contacts should be free of corrosion. Contacts that are corroded are an important reason for a key fob not responding to the radio signals. A drained battery may cause the fob to malfunction. If you replace the battery but the problem persists, it is likely that the antenna is defective. A locksmith can look over the keyfob, and make repairs.