Citroen C4 Key Fob Replacement

The Citroen C4 Picasso is a small SUV for families that has several truly innovative features. It's big enough for five people and is an excellent vehicle for getting around town.

Sometimes the key fob ceases functioning due to pairing issues. If you follow the steps correctly, the issue can be easily fixed. For certain automobiles, a professional will require specialized tools.

Dead coin battery

A dead battery is the most common issue with remote key fobs. However, it is an easy fix. You'll only need to replace the battery with a coin size. The batteries look like small silver coins and are available at your local automotive store. Once you've replaced the battery, you should be secure enough to lock and unlock your car.

Another reason why your key fob won't work is due to interference. It could be caused by many reasons, including objects, weather conditions, or other transmitters operating on the same frequency. If this occurs it is possible to take out the ignition key and try again.

Another reason why your key fob won't work may be that it has been deprogrammed. This could happen when the key has been exposed to water, or if the battery was not removed properly after the key is replaced. Usually, you can fix the program of your car by following the steps in the owner's guide. If you're unable to do this, you can visit an expert locksmith or dealer to help you.

Water damage

The Citroen C4 is a highly reliable car, but it's still a vehicle with hundreds of interconnected components. It's not uncommon for a Citroen C4 to experience a malfunction. In some cases, the issue can be easily fixed. In other cases, you might need to see a mechanic or call for assistance. The most common reasons for why the C4's main fob stops working are dead coin battery or water damage, signal interference and issues with the receiver module.

Moisture or sweat on the circuit board of the key fob can cause water damage to the circuit board of the key fob. The circuit could be prone to short, leading to the battery draining or dead key fob. Keep your key fob away from the water and put it in a plastic bag.

A multimeter can be used to check the voltage in your battery. A successful test will reveal values ranging from 12 to 13. If your battery isn't producing these numbers, it could be defective. This means you will need to change the battery.

Receiver module that is defective

A damaged receiver could cause the keyfob to cease to function. Citroen owners often encounter this issue because the key fob needs to send an alert to the door handle in order to unlock and begin the vehicle. If the key fob is unable to send this signal, it won't function and will need to be replaced. This is usually done at a dealer for cars or by an experienced mechanic.

There are many possibilities for problems with your citroen c3 key replacement C4 key fob. It could be a dead coin-cell battery or water damage or signal interference. To begin troubleshooting, test the key fob batteries and look for obvious indications. This can be done by opening the key fob then taking out the battery for a better view.

If you spot a depleted battery replace it with a fresh one. Make sure that the new battery is of the same size, voltage, and specification. Also, ensure that the fob is securely snapped together before replacing it.

Faulty 12 Volt Battery

Many modern vehicles come with key fobs which allow you to lock or unlock the vehicle remotely. These devices send a signal to the car to control the locks. They operate on battery power. Batteries may fail over time. The good news is that the replacement battery isn't expensive and easy to install. You can pry the fob apart with a flat-bladed screwdriver or you can get instructions in your owner's guide.

When replacing the battery, make sure that you're using a battery that's the same type and size as the original. Different batteries may differ in voltage, which can cause your fob to stop working or display a low-battery message. Be sure to position the battery in that the positive and negative signs correspond to the original orientation. This will ensure that the chip receives the right signals. In other cases, the issue could be caused by a faulty receiver module. In this case it is recommended to contact the dealer for further assistance and repairs.

Unpaired keys that need reprogramming

Car key remotes may stop working for many reasons. Fortunately, the majority of these problems can be fixed quickly and easily. 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 ensure that the new battery is properly installed. Metal clips for retaining must be properly tightened and the contacts of the battery should be cleaned.

Another possibility is that of a damaged receiver module or signal interference. If the key fob does not receive a strong signal from the receiver, it could not unlock or lock the doors as well as start the vehicle or operate the hands free system. In these instances it is recommended to reset the receiver by disconnecting the battery for a couple of minutes.

Smart keys are more expensive and could cost up to $500 to replace. They are equipped with an electronic security device that disables the immobiliser on your vehicle. It is best to have two working keys available for your C4 to avoid these high costs. This replacement remote key fob has been refurbished and tested with new internal components prior to being shipped to you.