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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, such as the ability “double lock” an automobile to stop thieves from breaking your windows to gain access. There are many reasons why your Jaguar XF key fob might not function. A few of them are a malfunctioning battery, signal interference, and an unreliable chip. Dead coin battery Modern electronic key fobs offer more convenience and security than traditional keys. They can be used to lock and unlock the vehicle, turn on the lights and even start the motor. They also have features that allow you to drive more easily. However, they can lose their charge over time. If you've noticed the key fob of your Jaguar XF isn't functioning, it could be due to a dead battery in the coin. It's simple to replace. Crofton drivers will know it's time to buy a new battery if the key fob becomes less efficient in locking and unlocking from long distances, or it stops working completely. There's also an email on your Jaguar InControl ® touchscreen interface that says “Smart key battery low”. Slide the blade of the emergency key out to expose the fob's cover. Pull the emergency key to eliminate any chrome bits from the side. Then, separate the two halves of the fob key. Replace the old battery making sure that the positive side is facing upwards. Water damage If your Jaguar XF key fob has been through a bath with soapy water, or was exposed to salt water, the electronic chip inside may be damaged. This can stop the key fob from working, causing you to need an alternative from your dealer. In this scenario it is recommended to disassemble the key fob and clean the metal clips as well as the electronic chip using isopropyl alcohol. If the remote control still doesn't work, it might be due to signal interference. This can be caused by nearby transmitters operating on the exact frequency as the XF's remote control or caused by things like buildings or trees. If you move away, the remote control should remain functional. Your Jaguar is built so that it constantly monitors itself, from the engine's performance, to emissions, to brakes and lights. If you're alerted, the battery is low. The key fob will lose its range and you'll receive an alert message that reads “SMART KEY LOW BATTERY”. You'll need to replace your Jaguar XF keyfob battery as quick as you can to avoid any issues. Contacts to the battery are not working properly. Modern Jaguar key fobs are far more sophisticated than traditional mechanical keys, and offer a variety of additional features. However, just like any other electronic device, they could eventually become worn out or stop working entirely. If the lock button on your Jaguar key fob starts to fail, it's likely that the battery needs to be replaced. The majority of auto parts stores sell replacement batteries for Jaguar key fobs. Before replacing the battery, make sure that the new battery is a genuine Jaguar part. This will ensure that it is of the right size and voltage. It is also essential to handle the battery carefully as touching its outside edges can transfer oil and moisture from the skin that can shorten battery life and corrode the contacts. A Jaguar key fob can be described as a remote control that can unlock the doors of your car as well as activate the alarm and open the windows and sunroof. It can double-lock your vehicle to guard it from thieves. The Jaguar key fob is protected by a casing made of metal, making it hard to break or scratch. A malfunctioning receiver module The key fob transmits the radio signal at a low-frequency which is detected by a receiver module in the Jaguar. The module receives the signal from your smart-key, and then activates or disables your security system. It also lets you start your car and control the audio system. If the receiver module is defective and stops working, it could cause the system to stop. Take out the 12 volt battery by disconnecting both terminals. Give it a few minutes. Then reconnect the battery in reverse order. Another reason that is commonly cited for Jaguar XF key fob not functioning is interference from other objects or transmitters on the same frequency. Interference can also block the Body Control Module (BCM) from acknowledging the key signals. The key fob can be reset to work once more by following the directions in the owner's manual. A malfunctioning electronic chip Jaguar key fobs come with electronic, coded transponder chips. These chips receive a unique signal from the remote control and relay it to the receiver module that is in your vehicle. If this receiver module becomes damaged, you will not be able to use the key fob to unlock or lock your car. There are activity key jaguar that you can fix yourself. First, check whether the key fob's button is functioning correctly. If not, it's likely that the button or contact is worn out. It is important to replace the battery correctly. Make sure you use a battery that has the same size, voltage and specifications as the original. Make sure that the new battery doesn't come into contact with salt or water. It is crucial to find a reputable locksmith who can repair or replacing your Jaguar key fob. This is costly, but is cheaper than buying a new key fob from the dealer. If you have the proper tools, you can do this yourself.