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How to Replace a Dead Coin Battery in Your Jaguar XF The Jaguar Smart Key allows you to lock and unlock your Jaguar quickly. It also comes with security features, like the ability to “double lock” your vehicle to stop thieves from breaking windows to gain entry. There are many reasons why the Jaguar XF keyfob may not function. There are a variety of reasons, including a dead battery, signal interference, or the chip is defective. Dead coin battery Modern electronic keys offer greater convenience and security over traditional manual keys. They can be used to lock and unlock your vehicle, turn on the lights and then start the engine. They also come with features that make driving easier. However, they may lose their charge over time. If you have noticed that the key fob of your Jaguar XF isn't functioning it could be due to a dead battery in the coin. The good news is that replacing it is a quick and easy fix. Crofton drivers will recognize it's time for replacement batteries when the key fob isn't effective at locking and unlocking from long distances, or it stops working completely. Your Jaguar InControl ®, touchscreen may display a message stating “Smart key battery is depleted”. To replace the battery, slide the emergency key blade to remove the fob cover. Then, pull the emergency key to remove the chrome side bits and separate the two parts of the key fob's body. Replace the battery that was used by a new one making sure to place it with the positive side facing upward. Water damage The chip inside the key fob of your Jaguar XF may be damaged if it has been exposed to saltwater or survived an in-salinity bath. The key fob might not work, and you'll need to buy a replacement from your dealer. In this scenario you should take apart the key fob and clean the metal retaining clips and the electronic chip using isopropyl alcohol. Signal interference could be the reason of a remote that doesn't function. This can be caused by nearby transmitters on the same frequency as your remote control for XF or caused by objects such as trees or structures. If you move away the remote control should be able to work. Your Jaguar is built to ensure that it constantly monitors itself from engine's performance to emissions to brakes and lights. This means that if it starts to lose battery power, you'll get warnings. One of these will be an increase in the range of your key fob. another warning message that reads “SMART KEY BATTERY LOW.” You'll need to replace the Jaguar XF key fob battery in the earliest time possible to avoid the problems. jaguar car key G28CarKeys of the battery may be damaged. Modern Jaguar key fobs are more advanced than mechanical keys of the past, and they offer a lot of additional functionality. However, just like any other electronic device, they may eventually become worn out or cease to function completely. If the lock button on your Jaguar key fob begins to malfunction, it is likely that the battery needs to be replaced. You can buy replacement batteries for your Jaguar key fob at a variety of auto parts stores. Before replacing the battery, ensure that it is an original Jaguar part. This will ensure that it is of the right size and voltage. The proper handling of the battery is vital, as skin moisture and oil may be transferred to the outer edges, which can reduce battery life and damaging the contacts. A Jaguar key fob can be used as remote control to open the doors of your vehicle activate the alarm, and open the sunroof as well as windows. It can double lock your vehicle to guard it from thieves. The Jaguar key fob features an aluminum casing that makes it difficult to break or harm. The receiver module is not working properly. The key fob works by transmitting a radio signal that is detected by the receiver module in your Jaguar. The module receives the signal from your smart-key, and then activates or deactivates your security systems. This module also allows you to start your vehicle and control the audio system. If the receiver module is faulty and is not working properly, it will stop working. Take out the 12 volt battery by disconnecting both terminals. Give it a few minutes. Reconnect the battery in reverse. Another reason that is commonly cited for Jaguar XF key fob not working is interference from nearby objects or transmitters operating on the same frequency. Interference can also stop the Body Control Module from recognizing key signals. You can reprogramme the key fob to allow it to work once more by following the steps in the owner's manual. Faulty electronic chip Jaguar key fobs come with electronic transponder chips that are encoded. They receive a unique remote control signal and transmit it to the receiver module. If the receiver module malfunctions it will block you from using your key fob to lock and unlock your vehicle. Luckily, there are some common causes of this problem that you can address yourself. The first step is to check if the key fob's button working correctly. If not, it's possible that the button or contact is damaged. It is important to replace the battery in a proper manner. Make sure you use an alternative battery that has identical in size, voltage, and specification as the original one. Also, ensure that the new battery has not been exposed to water or salt. It is essential to find a skilled locksmith who is capable of repairing or replacing your Jaguar key fob. This service is expensive but is much less costly than buying a new key fob at the dealer. You can do this task yourself if you have the right equipment.