Citroen C4 Key Fob Replacement
The Citroen C4 Picasso is a compact SUV that is small enough for a family, and has several truly innovative features. It's spacious enough to accommodate five people and it's an excellent vehicle for getting around the city.
Sometimes the key fob ceases functioning due to pairing issues. If you follow the directions correctly, this problem can be easily fixed. For certain vehicles, a technician will be required to use specialized tools.
Dead coin battery
The most common problem with remote key fobs is the battery being dead. It is an easy fix however. All you have to do is replace the battery in the coin. These batteries look like little silver coins and are available in your local automotive shop. After you have replaced the battery, your car will be able to open and lock.
Another reason your key fob may not function is due to interference. This can occur due to numerous factors, like weather conditions, objects, or other transmitters on the same frequency. If this happens, it might be necessary to take the ignition key and try again.
The fact that your key fob is not programmed could also be the cause for the key's inability to function. This can happen if the key is exposed to water or it is not removed properly after replacing the battery. Usually, you can fix the car's programming by following the directions in the owner's guide. If you're not able to do it, you can ask an expert locksmith or dealer to complete the task for you.
Water damage
Citroen C4 has a high level of reliability, but it's still a complex machine with hundreds interconnected parts. As with all cars it is likely to experience periodic breakdowns from time to the time. In some cases it is easy to get the issue repaired. But in others you may need to see a mechanic or contact a professional for assistance. The most frequent reasons why the C4's main fob stops working are a dead coin battery signal interference, water damage and receiver module issues.
Water or sweat on the circuit board of the key fob can cause water damage to the circuit board of the key fob. This can short the circuit and result in an unresponsive keyfob or battery drain. Keep your key fob out of the water and in an airtight bag.
A multimeter can be used to check the voltage of your battery. If the test is successful, you will get values that range from 12 to 13 If your battery doesn't produce these numbers, it may be defective. This means that you will have to replace your battery.
A malfunctioning receiver module
A defective receiver can cause the key fob to stop working. This is a common problem for Citroen owners, as the key fob is required to transmit a signal through the door handle to unlock and begin the vehicle. If the key fob is unable to send this signal, it won't function and should be replaced. This is usually done at a dealer for cars or by an experienced mechanic.
There are several different issues that could happen with your Citroen C4 key fob. It could be due to the battery of your coin-cell is dead, signal interference or water damage. To begin troubleshooting, test the battery of your key fob and look for obvious signs. This can be done by taking the keyfob apart and removing its battery to take a closer view.
If you find a drained battery replace it with a new one. Make sure that the new battery has the same size, voltage, and specification. Also, ensure that the fob is fully attached prior to replacing it.
Faulty 12 volt battery
A lot of newer vehicles have key fobs that let you to lock or unlock the vehicle remotely. These devices transmit an electrical signal to the vehicle to control the locks. They are powered by batteries. Batteries may fail over time. The good news is the replacement battery isn't expensive and simple to install. You can pull the fob out with a flat-bladed screwdriver. Or you could find instructions in your owner's guide.
When replacing the battery, make sure you're using a replacement battery of the same type and size as the original. Different types of batteries come with different voltages, which can cause the fob's function to cease or display a low battery warning. Make sure G28CarKeys align the battery in such as to ensure that the plus and negative numbers correspond to the original orientation. This will ensure that the chip receives the proper signals. Alternatively, the problem may result from a malfunctioning receiver module. In this instance it is recommended to contact your dealer for additional diagnostics and repairs.
Keys that are not paired require the reprogramming
The remote for the car key can fail to function due to a number of reasons. The majority of these issues are easily and quickly repaired. The most frequent cause is an old coin battery, which can be replaced in just a few minutes at the majority of auto parts stores. It is crucial that the new battery is installed correctly. Metal clips for retaining must be properly tightened and the contacts of the battery must be cleaned.
Another possibility is a defective receiver module or signal interference. If the key fob fails to receive a strong signal from the receiver it may not be able to lock or unlock the doors and start the vehicle, or operate the hands-free system. In these cases, you can reset the receiver by dismantling the battery for a period of time.
Smart keys, that have an integrated security chip that disarms the vehicle's standard immobiliser system They are more expensive than traditional keys made of metal and can cost upwards of $500 to replace. To avoid these costs it's recommended to have at minimum two keys working for your C4. This replacement remote key fob case is upgraded with new internal parts and is tested before sending to you.