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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 tough cabin is more durable than the majority of upmarket competitors.
However, if the device was exposed to soapy or salt water, it may not be working 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 the key fob of yours to take out as much water as you can. Then lay it with the button side down and leave it to drain for a short time while you wipe the inside down using a cloth. This will prevent any condensation from damaging the electronic chip.
If the warning light on your dashboard that looks like a car and has an image of a key appears on your Mk 2 or Mk 3 Citroen Berlingo then it could be an indication of an immobilizer fault. This is a security feature within the vehicle to deter thieves from hotwiring it. If this is the case then you must see a Citroen dealer or a qualified mechanic in order to resolve the issue.
A constant on engine warning light could indicate that the power-assisted steering is in trouble. If this is the situation you need to take the vehicle off the road and check the temperature and pressure of the oil before starting it. If the issue persists, you'll need to consult a Citroen dealership or a trained mechanic to address the problem.
Dead Battery
A dead coin battery is the most common reason for your key fob not to function in your Berlingo. The button cell battery inside the key is very simple to replace, but you must make sure that you are using the correct voltage, size and type of battery. A cell that is not compatible can cause damage to the circuit. A dead coin-cell battery could also disable anti-theft. This is a security feature that prevents the engine from starting without the physical key.
If the key fob isn't responding 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 diagnosed with an OBDII scan tool.
If the key fob is still not responding, try reprogramming it. Follow the steps in the owner's manual for this procedure. It should work fine once it is reprogrammed.
Diagnostics of a fault
Citroen Berlingo owners are generally satisfied with the reliability of their vehicle. However, as with any vehicle there are a few issues that occur. A dead key fob is among of the most common problems. Fortunately, this is easy to diagnose and can be replaced in a few minutes. Other problems include a worn-out button, water damage to the electronic chip or the signal being distorted or a remote system receiver module that has a problem.
It is important to keep in mind that not all key fob batteries are to be the same. Some batteries are made from inferior materials, which can cause damage to your remote as well as other electronic. When replacing the battery, you should make sure the replacement battery is of the same type and voltage as the original. Make sure that the new one fits correctly. Check that the positive (+) side of the battery is facing upwards when inserted into the battery slot.
If you see an exclamation point in the shape of the shape of a triangle on your dashboard, it means that there is a problem with your vehicle's electric power-assisted driving. If the warning light illuminates while driving, it's recommended that you seek help from a qualified mechanic or Citroen Berlingo (incl Multispace) dealership.
If your key fob stops working at all, it could be a result of radio interference. This is a common issue caused by devices that use the same frequency as your remote control. For instance, wireless security systems as well as aftermarket LED lights can interfere with radio frequency signals. Try moving these devices into 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 could affect the signal of a car's key fob. Metal objects, like a car could interfere with the strength of the signal. Weather conditions that are rainy can cause the fob's antenna to turn, which results in weaker signals. In certain situations, the key fob may not respond to radio signals even though it is within range of the vehicle.
To make sure that your key fob is healthy, check the battery. It must be in good health, and the contacts should be free of corrosion. Contacts that are corroded are an important reason for a key fob not responding to radio signals. A depleted battery could cause the fob to malfunction. If the issue persists after replacing the battery, the antenna could be defective. A professional locksmith will inspect the key fob and make the necessary repairs.