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How to Replace a Dead Coin Battery in Your Jaguar XF The Jaguar Smart Key system allows you to lock your Jaguar quickly and easily. It also has security features like the ability “double lock” the vehicle to stop thieves from breaking your windows to gain access. There are a variety of reasons why the Jaguar XF keyfob may not function. There are a variety of reasons, including a malfunctioning battery, signal interference, and an unreliable chip. Dead coin battery Modern electronic keys offer greater convenience and security over traditional manual keys. They can lock and unlock your car, turn on the lights and start the engine. They also come with additional features that make driving more convenient. However, they may lose their charge in time. If you've noticed your Jaguar XF's key fob isn't functioning, it could be due to a dead battery in the coin. It's easy to replace. Crofton drivers will recognize it's time for a new battery when the key fob doesn't seem to be as effective at locking and unlocking from long distances, or it stops working completely. Your Jaguar InControl ®, touchscreen interface could display a message that reads “Smart key battery is low”. To replace the battery to replace the battery, slide the emergency key blade to remove the fob cover. Pull the emergency key to take off any chrome bits that are on the side and separate the two halves of the fob for the key. Replace the battery you have previously used making sure that the positive side is facing upward. Water damage The chip that is embedded in the Jaguar XF's key fob could be damaged if has been exposed to saltwater or survived the effects of a soapy bath. This can prevent the key fob from working and cause you to require a replacement from your dealer. In this scenario, disassemble your key fob, and clean the metal clip that holds it as well as the chip with isopropyl ethanol. Signal interference could be a cause of a remote control that isn't working. It could be due to nearby transmitters operating on the exact frequency as the XF's remote control, or it may be caused by objects such as buildings or trees. The remote control will continue function if you remove yourself from the source of the interference. Your Jaguar is designed to constantly monitor itself – from engine performance and emissions to the brakes and lights. You'll be notified if the battery is not functioning properly. One of them will be a decrease in the range of your key fob and another one will be a message that reads “SMART Key Battery Low.” replacement jaguar key fob 'll need to replace the Jaguar XF key fob battery as soon as possible to avoid problems. Contacts of the battery may be damaged. Jaguar key fobs have many more features than conventional mechanical keys. They also are more sophisticated. Like all electronic devices, they can become worn out over time, or cease working altogether. The battery might need to be replaced if the lock button on the Jaguar key fob begins to fail. Most auto parts stores sell replacement batteries for Jaguar key fobs. Before replacing the battery, make sure that the new battery is genuine Jaguar part. This will ensure that it is the correct size and voltage. Being careful when handling the battery is essential, since the moisture from the skin and oil could be transferred to the outer edges, reducing battery life and corroding the contacts. A Jaguar key fob can be described as a remote control which can unlock your car's doors as well as activate the alarm and open the windows and sunroof. It can also double-lock your vehicle, ensuring it is safe from thieves. The Jaguar key fob is made of an aluminum casing, which makes it impossible to break or destroy. Receiver module that is defective The key fob works by transmitting a low-frequency radio signal that is detected by the receiver module in your Jaguar. The receiver module receives the signal from your smart key and activates the door locks, or disables the security system. This module also allows you to start your vehicle and control the audio system. If the receiver module is faulty and stops working, it could cause the system to stop. The battery that is 12 volts should be removed by disconnecting both terminals. Wait a few moments. Then, reconnect the battery in reverse. Another common cause of Jaguar XF key fob not working is interference from nearby objects or transmitters operating on the same frequency. Interference may also hinder the Body Control Module from recognizing key signals. You can reprogram the key fob to make it work once more by following the steps in the owner's manual. Electronic chip that is malfunctioning Jaguar key fobs come with digital, coded transponder chips. These chips receive a distinct remote control signal and send it to your car's receiver module. If the receiver module is defective this will prevent you from using your key fob to lock or unlock your vehicle. Luckily, there are some common causes that you can address yourself. First, verify that the key fob's contact button is functioning correctly. If not, it's a sign that the button or contact is worn out. It is also important to replace the battery in a proper manner. Make sure you use one that has identical in size, voltage and specifications as the original one. Also, make sure that the new battery is not exposed to water or salt. If your Jaguar key fob is broken, it is important to find a reputable locksmith who can fix or replace it. This type of service is costly, but it's significantly less expensive than purchasing a new key fob at the dealer. You can do this job yourself if the appropriate equipment.