Citroen C4 Key Fob Replacement
The Citroen C4 Picasso is a compact SUV that's small for a family vehicle, but has some truly innovative features. It has decent space for five people, and it's a great way to get around the city.
Sometimes, a keyfob might not work due to pairing issues. If you follow the directions correctly, this problem can be fixed easily. For certain vehicles, a professional may be required with specialized tools.
Dead coin battery
A dead battery is the most common problem that affects remote keys. It's an easy fix, however. All you need to do is replace the coin battery. The batteries look like small silver coins, and can be purchased at the local auto store. After you've replaced the battery, you should be secure enough to lock and unlock your car.
Interference is a different reason for why your key fob's device may not function. It can be caused by many reasons, including objects, weather conditions or other transmitters operating on the same frequency. If this happens, it could be necessary to take the key from the ignition and try again.
Another reason your key fob may not function could be because the fob is not programmed properly. This can happen when the key has been exposed to water or the battery is not removed correctly after the key is replaced. Typically, you can repair the programming of your car by following the directions in the owner's manual. If you're unable to do this, you can contact a professional locksmith dealer for assistance.
Water damage
Citroen C4 has a high level of reliability, however it is still a complex machine with hundreds interconnected parts. As with all cars, it may experience an issue from time to the time. In some instances, the issue can be fixed easily. However, in other instances it is possible to see a professional or call for assistance. The most common reasons for why the C4's key fob stops working include a dead coin battery, signal interference, water damage, and receiver module issues.
Water damage can be caused by sweat or moisture on the circuit board. The circuit can be damaged, resulting in the key fob becoming dead or causing battery drain. Keep your key fob out of the water and in an airtight bag.
You can also test the battery's voltage using a multimeter. A successful test will reveal values ranging from 12 to 13. If your battery isn't producing these values, it may be defective. This means you'll have to change the battery.
Faulty receiver module
A faulty receiver module can cause the key fob to stop working. Citroen owners are often faced with this issue because the keyfob has to send a signal to the door handle in order to unlock and start the vehicle. If the key fob is unable to transmit this signal, it won't function and should be replaced. This is typically done by a mechanic or a dealership.
There are several different possibilities for problems with your Citroen C4 key fob. This could be due to a dead coin-cell battery, water damage or signal interference. The first step to troubleshoot is to test the battery of the key fob and to check for obvious indications of damage. This can be done by taking the keyfob apart and removing its battery for a more thorough view.
If you spot a depleted battery Replace it with a new one. Make sure that the new battery has the same size, voltage, and specification. Make sure that you fully connect the fob before replacing it.
Problematic 12 Volt Battery
A majority of modern cars come with key fobs that allow you to lock and unlock your vehicle from an extended distance. These devices transmit signals to the vehicle that controls the locks. They are powered by batteries. However, the batteries may fail over time. The good part is that the replacement battery is affordable and easy to replace. You can pull the fob out with a flat-bladed screwdriver. Or citroen keyless entry could find instructions in the owner's manual.
When replacing the battery, be sure that you're using the same size and type as the original. Different types of batteries have different voltages, which can cause the fob to stop working or display a low battery alert. Remember to also orient the battery so that the plus and minus symbols coincide with the orientation of the original. This will ensure that the chip is receiving proper signals. The issue could also be caused by a defective module. In this instance, it is recommended to call the dealer for further diagnosis and repairs.
Unpaired keys that require reprogramming
The remote for the car key can fail to function due to various reasons. Most of these problems are easily and quickly fixed. Most of the time, a dead coin-cell battery is the cause. This can be easily replaced in a matter of minutes at most auto part shops. It is important that the new battery be installed correctly. Metal retaining clips should be tightened properly and the contacts of the battery need to be cleaned.
Another possibility is a malfunctioning receiver module or signal interference. If the key fob doesn't receive a clear signal from the receiver it may not be able to lock or unlock the doors either, start the vehicle or operate the hands-free system. In these situations, you can reset the receiver by taking off the battery for a few minutes.
Smart keys are more expensive and could cost as much as $500 to replace. They contain an electronic security device that disables the immobiliser of your vehicle. It is recommended to have two working keys on hand for your C4 in order to save money on these costly costs. This key fob replacement is restored and tested with new internal components before being sent to you.