Citroen C4 Key Fob Replacement
The Citroen C4 Picasso, a small family vehicle/compact SUV is packed with truly innovative features. It's big enough to accommodate five people and is an excellent way to travel around town.
Sometimes the key fob stops working due to pairing issues. This problem may be resolved if instructions are followed correctly. However, a professional equipped with specific equipment is required for specific models of vehicles.
Dead coin battery
A dead battery is the most frequent issue that affects remote key fobs. However, there is a simple solution. All you need to do is replace the battery on your coin. The batteries are available at your local auto retailer and resemble small silver coins. After you replace the battery, your vehicle will be able to open and lock.
Interference is another reason your key fob's device may not work. This can be caused by several factors, such as objects, weather conditions or other transmitters using the same frequency. If this happens, it could be necessary to remove the ignition key and try again.
Another reason your key fob won't work could be that the device is not programmed properly. This could happen if the key is exposed to water, or if it is not removed properly after replacing the battery. You can usually fix the programming by following the guidelines in the owner's manual. If you cannot, you can visit a locksmith shop or a professional to do it for you.
Water damage
Citroen C4 has a high level of reliability, however it's still a complicated machine with hundreds of interconnected components. It's not uncommon for a Citroen C4 to suffer a breakdown. In some cases the issue can be easily resolved. In other cases you might need to contact assistance or see an expert. The most frequent reasons the C4's main fob stops working are a dead coin battery, signal interference, water damage and issues with the receiver module.
Sweat or moisture on the circuit board of the key fob can cause water damage to the circuit board of the key fob. This could cause a short circuit in the circuit and result in a dead keyfob or battery drain. To avoid this happening, make sure to keep your key fob from water or put it in a plastic bag before you use it.
A multimeter can be used to test the voltage of your battery. A successful test will produce values between 12 and 13 If your battery doesn't produce these numbers, then it may be defective. This means you will need to change the battery.
Receiver module that is defective
A damaged receiver could cause the keyfob to stop working. Citroen owners often encounter this issue, because the key fob must send an alert to the door handle to unlock and start the car. If the key fob is unable to transmit this signal, it won't function and will need to be replaced. This is usually performed at a car dealership or by an experienced mechanic.
Citroen C4 keys can malfunction due to a variety of reasons. It could be the battery of your coin-cell is dead, signal interference or water damage. The first step in troubleshooting is to test the batteries on the key fob and look for obvious signs of damage. This can be done by opening the key fob, then removing the battery to gain a better view.
If you discover a depleted battery, replace it with a fresh one. Make sure the new battery has the same size, voltage, and specifications. Also, make sure the fob is properly snapped together before replacing it.
Poor 12 Volt Battery
A majority of modern cars come with key fobs that let you to lock and unlock your vehicle from an extended distance. These devices transmit a signal to the vehicle to control the locks. They are powered by batteries. Batteries are susceptible to failure over time. The good news is that the replacement battery is inexpensive and simple to install. You can take the fob off using a flat-bladed screwdriver, or you may find instructions in your owner's guide.
When replacing the battery, make sure you're using a battery that's the same type and size as the original. Different kinds of batteries have different voltages, which can cause the fob to cease working or display a low battery warning. Be sure to position the battery in as to ensure that the plus and negative indicators correspond to the initial orientation. This will ensure that the chip is receiving the proper signals. The problem could also be due to a malfunctioning module. In G28 Car Keys should call your dealer to get further diagnostics and repairs.
Unpaired keys require programming
Car key remotes may fail to function for various reasons. Most of these issues are easily and quickly fixed. The most common reason is a dead coin battery which can be replaced in just a few minutes at many auto parts stores. However, it is important to make sure that the new battery is correctly installed. Metal retaining clips must be tightened properly and the battery contacts should be clean.
A defective receiver module or signal interference is a second possibility. If the key fob fails to receive a clear signal from the receiver it may not be able unlock or lock the doors as well as start the vehicle or operate the hands free system. In these situations it is recommended to reset the receiver by disconnecting the battery for a short period of time.
Smart keys, which contain an integrated security chip that disables the vehicle's standard immobiliser, are more expensive than traditional metal keys and can cost upwards of $500 to replace. It is best to have two keys that work for your C4 in order to save money on these costly costs. This replacement remote key fob has been restored and tested with new internal components before it is sent to you.