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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 comes with security features, such as the ability “double lock” a vehicle to prevent thieves from breaking into your windows to gain entry. There are a variety of reasons why your Jaguar XF key fob might not function. It could be due to a dead or defective coin battery, signal interference, and a damaged electronic chip. Dead coin battery Modern electronic keys provide more security and convenience than traditional manual keys. They can lock and unlock the vehicle, turn on the lights and start the motor. They have additional features that make driving easier. However, they can lose their charge over time. If you're Jaguar XF key fob has stopped working, it may be because the coin battery is dead. It's simple to replace. Crofton drivers can tell when it's time to replace the battery if their key fob stops working or becomes less effective at locking and unlocking from at a distance. You may also see a message on your Jaguar InControl ® touchscreen interface that says “Smart key battery low”. Slide the blade of the emergency key out to remove the cover of the fob. Then, pull the emergency key to remove the chrome side bits and separate the two parts of the key fob's body. Replace the old battery by a new one making sure that you place it with the positive side facing upwards. Water damage If your Jaguar XF key fob has been exposed to soapy water or has been exposed to salt water, the chip inside may be damaged. The key fob may not function, and you'll need to buy a replacement from your dealer. In this instance you must disassemble the key fob and clean the metal retaining clips and the electronic chip using isopropyl alcohol. Signal interference could be a cause of a remote that doesn't work. This could be caused by nearby transmitters on the same frequency as the remote control for XF or caused by objects such as trees or structures. The remote control should continue to function even if you move away from the source of interference. Your Jaguar is built to monitor itself constantly – from engine performance and emissions to the brakes and lights. This means that when it begins to run out of battery power, you'll get warnings. One of these will be a decrease in the range of your key fob. The another will be a message that reads “SMART Key Battery Low.” It is recommended to replace the Jaguar XF key fob battery as soon as possible to avoid these issues. jaguar f pace key G28 Car Keys Solutions to the battery are not working properly. Jaguar key fobs provide more features than conventional mechanical keys. They also are more sophisticated. However, just like any other electronic device, they can eventually get worn out or cease functioning completely. If the lock button on your Jaguar key fob begins to fail, it's 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 make sure it is an original Jaguar part. This will ensure that it is of the right size and voltage. It is also important to take care when handling the battery because touching its outer edges could transfer skin moisture and oil, which can reduce battery life and corrode the contacts. A Jaguar key fob can be described as an electronic remote control that can unlock your car's doors, activate the alarm, and open the windows and sunroof. It can double lock your vehicle to keep it secure from thieves. The Jaguar key fob is made of a metal casing that is difficult to break or harm. Faulty receiver module The key fob emits an audio signal at a low frequency that is interpreted by a receiver module within the Jaguar. The module receives a signal from your smart-key, and then activates or deactivates your security system. It also allows you to start your car and manage the audio system. If the receiver module is damaged, it can stop working. To resolve the issue take the battery to 12 volts by disconnecting it from both terminals and waiting for about a couple of minutes. Reconnect the battery in reverse. Interference from nearby objects or transmitters with the same frequency is another common reason for Jaguar XF keyfob not working. Interference can also block the Body Control Module (BCM) from understanding the key signals. You can reprogramme the key fob to allow it to function again by following the directions in the owner’s manual. Electronic chip malfunctions Jaguar key fobs are equipped with electronic transponder chips which are programmed. These chips read a unique signal from the remote control and transmit it to the receiver module within your car. If the receiver module is not functioning properly this will prevent you from using your key fob to unlock and lock your car. Fortunately, there are a few common causes that you can solve yourself. The first step is to check if the key fob's contact button is functioning properly. If not, it's likely that the button or contact is damaged. It is also crucial to replace the battery properly. Use a new battery with the same dimensions, voltage and specifications as the original. Make sure that the new battery does not come into contact with water or salt. If your Jaguar key fob is faulty, it is important to find an experienced locksmith who can fix or replace it. This kind of service is expensive, but significantly less expensive than purchasing a new key fob at the dealer. If you have the right tools, you can complete this yourself.