Citroen C4 Key Fob Replacement
The Citroen C4 Picasso, a small family vehicle/compact SUV It has some really innovative features. It has decent space for five people and it's an excellent vehicle for getting around the city.

Sometimes, a keyfob can not work due to pairing issues. This problem may be resolved if instructions are followed correctly. For certain vehicles, a professional will be required with specialized tools.
Dead coin battery
The most frequent issue with remote key fobs is the battery being dead. However, it is a simple solution. You'll only need to replace the coin-sized battery. These batteries can be found at your local auto store and resemble small silver coins. After replacing the battery, then you'll be capable of locking and unlocking your car.
Another reason why your key fob isn't working is due to interference. This can be caused by various factors, including weather conditions, objects or other transmitters operating on the same frequency. If this occurs it could be necessary for you to unplug the ignition key and try again.
The deprogramming of your key fob may be the reason for its failure to work. This can happen if the key has been exposed to water or the battery isn't removed properly after the key is replaced. Usually, you can re-set the program of your car by following the instructions provided in the owner's manual. If you cannot, you can visit a locksmith shop or a professional to help you.
Water damage
Citroen C4 has a high level of reliability, yet it's still a complex machine with hundreds interconnected parts. Like every car it is likely to have periodic breakdowns from time to occasion. In some instances, the problem is easily solved. However, in other instances the situation, you might have to visit a mechanic or call for assistance. The most common reasons for why the C4's key fob ceases working include a dead coin battery and signal interference, water damage and receiver module problems.
Water damage can result from sweat or moisture on the key fob's circuit board. The circuit can be damaged and cause dead key fobs or battery drain. Keep your key fob away from the water and in a plastic bag.
You can also check the voltage of your battery by using a multimeter. A successful test will show numbers between 12 and 13. If your battery fails to produce these values, then it could be defective. This means that you will need to replace the battery.
Faulty receiver module
A damaged receiver could cause the keyfob to cease to function. Citroen owners often encounter this problem, as the keyfob has to send a signal to the door handle to unlock and start the vehicle. The key fob will not work if it doesn't send the signal. It needs 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 reasons. This includes a dead coin battery, signal interference, water damage or a malfunctioning electronic chip. To begin www.g28carkeys.co.uk , check the battery of your key fob and look for obvious indications. You can do this by opening the key fob and removing the battery for a clearer view.
Replace the battery if it is exhausted. Make sure that the new battery has the same size, voltage, and specification. Make sure that you fully connect the fob prior to replacing it.
Faulty 12 volt battery
A majority of modern cars come with key fobs that allow you to lock and unlock the vehicle from a distance. These devices send a signal to the vehicle to control the locks. They are powered by batteries. Batteries can fail with time. The good thing is that the replacement battery is cheap and easy to replace. You can use a flat-blade screwdriver to pry open the battery or the owner's manual may contain instructions on how to do it.
When replacing the battery, be sure that you're using the same size and type as the original. Different batteries can differ in voltage, which can cause your fob to stop functioning or display a low battery warning. Be sure to align the battery in as to ensure that the plus and negative numbers match the initial orientation. This will ensure that the chip is receiving the correct signals. The problem could also be caused by a defective module. In this case you should call your dealer for additional diagnostics and repairs.
Keys that are not paired need programming
The remote for the car key may stop working due to several reasons. Fortunately, most of these issues can be fixed quickly and easily. Most often the problem is caused by a defective battery in the coin-cell. is the cause. It can be replaced in a matter of seconds at most auto parts shops. However, it's important to ensure that the new battery is correctly installed. Metal retaining clips need to be properly tightened and the contacts of the battery need to be cleaned.
Another possibility is a defective receiver module or signal interference. If the key fob isn't receiving a sufficient signal from the receiver, it will not lock or unlock doors, start the car or use the hands-free function. In these situations, you can reset the receiver by dismantling the battery for a period of time.
Smart keys are more expensive and could cost up to $500 to replace. They contain an electronic security device that disables the immobiliser on your vehicle. To avoid these high costs it's best to have at least two keys working for your C4. This key fob for replacement is updated with brand new internal components and is tested before delivering to you.