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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 such as the capability to “double lock” your vehicle, which stops thieves from breaking windows to gain access. There are a variety of reasons for why the Jaguar XF keyfob may not function. jaguar key cover www.thekeylab.co.uk include a dead coin battery, signal interference and a defective electronic chip. Dead coin battery Modern electronic key fobs offer more security and convenience than traditional manual keys. They can lock and unlock your vehicle, turn on the lights and start the engine. They also come with additional features that make driving more convenient. They are prone to losing their battery over time. If you've noticed your Jaguar XF's key fob isn't working it could be due to a dead coin battery. It's easy to replace. Crofton drivers will know it's time to replace the battery if their key fob stops working or isn't as effective in locking and unlocking from the distance. The Jaguar InControl ® touchscreen interface could display a message saying “Smart key battery is low”. Slide the blade of the emergency key out to take off the cover on the fob. Pull the emergency key to eliminate any chrome bits on the side. Then, separate the two halves of the fob for the key. Replace the old battery by a new one making sure you 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 a soapy bath. The key fob might not function properly, and you'll need to buy a replacement from your dealer. In this instance, you must disassemble your key fob and clean the metal clip that holds it and the chip with isopropyl alcohol. If the remote control doesn't work, it might be caused by signal interference. This could be caused by nearby transmitters operating on the exact frequency as the XF's remote control or caused by other objects like trees or structures. The remote control will continue function even if you move away from the source of interference. Your Jaguar is designed to ensure that it monitors itself continuously from engine performance to emissions to brakes and lights. This means that if it begins to run low on battery power, you'll get warnings. One of these is 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. Faulty battery contacts Modern Jaguar key fobs are more advanced than mechanical keys of the past, and offer a variety of additional functionality. However, as with any electronic device, they can eventually get worn out or stop working entirely. The battery might need to be replaced in the event that the lock button on the Jaguar key fob begins to malfunction. You can purchase replacement batteries for your Jaguar key fob at a variety of auto parts stores. Before replacing the battery, make sure it is an original Jaguar part. This will ensure that it is of the correct size and voltage. Being careful when handling the battery is important, as skin moisture and oil may be transferred to the outer edges, reducing the battery's life and corrosion of the contacts. A Jaguar key fob can be used as remote control to unlock the doors of your vehicle to activate the alarm and open the sunroof and windows. It can double lock your vehicle to protect it from thieves. The Jaguar key fob has a metal casing that makes it difficult to break or destroy. Receiver module that is defective The key fob transmits the radio signal at a low frequency which is detected by a receiver unit in the Jaguar. This module receives the signal from your smart-key and activates or deactivates your security systems. The module also lets you to start your car and control the audio system. If the receiver module is damaged, it can stop working. Remove the battery of 12 volts by disconnecting both terminals. Give it a few minutes. Reconnect the battery in reverse. Another common cause of Jaguar XF key fob not working is interference from objects or transmitters operating on the same frequency. Interference may also prevent the Body Control Module (BCM) from recognizing the key signals. You can reprogram 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 include electronic transponder chips that are encoded. These chips receive a distinct remote control signal and send it to your car's receiver module. If the receiver module becomes malfunctioning, you will not be able to use the key fob to unlock or lock your vehicle. There are a few typical causes that you can fix yourself. First, verify that the key fob's contact button is working correctly. If it is not, you have worn out the button or contact. It is important to replace the battery correctly. Make sure to use a battery with the same dimensions, voltage and specifications as your original. Also, ensure that the new battery isn't exposed to salt or water. If your Jaguar key fob is faulty it is essential to find an experienced locksmith who can repair or replace it. The cost of this service is high, but it is less expensive than purchasing a new key fob at the dealer. If you have the proper tools, you can accomplish this yourself.