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 capability to "double lock" your vehicle, which stops thieves from breaking windows to gain access.

There are a variety of reasons for why your Jaguar XF key fob might not work. One of them is a malfunctioning battery, signal interference and a defective chip.

Dead coin battery

Modern electronic keys offer greater convenience and security than traditional keys that are manually operated. They can lock and unlock the vehicle, turn on the lights and start the motor. They also have additional features to make driving easier. However, they will lose their charge over time. If you've noticed that your Jaguar XF's key fob isn't working, it could be due to a dead battery in the coin. The good news is that replacing it is a quick and simple fix.

Crofton drivers will recognize it's time for an upgrade to their battery when the key fob becomes less effective at locking and unlocking from long distances or stops working altogether. There's also an email on your Jaguar InControl (r) touchscreen interface saying "Smart key battery low".

Slide the blade for the emergency key out to expose the cover of the key fob. Pull the emergency key in order to remove any chrome pieces on the side, and then cut off the two halves of the key fob. Replace the old battery by ensuring that the positive side is facing upward.

Water damage

If your Jaguar XF key fob has been exposed to soapy water, or it has been exposed to salt water, the chip inside could be damaged. The key fob may not function, and you'll need purchase a replacement from your dealer. In this case you should disassemble your key fob, and clean the metal clip that holds it as well as the chip using isopropyl ethanol.

If the remote control does not work, it could be caused by signal interference. It could be due to nearby transmitters operating on the same frequency as your remote control on XF or caused by objects like buildings or trees. The remote control should continue to work if you move away from the source of the interference.

Your Jaguar is designed to continuously monitor itself from engine performance to emissions to the brakes and lights. This means that if it begins to lose battery power, you'll get warnings. The key fob will lose its range and you'll receive a message stating "SMART KEY LOW BATTERY". It is necessary to replace the battery of your Jaguar XF keyfob battery as quickly as possible to avoid any problems.

Contacts of the battery may be damaged.

Modern Jaguar key fobs are more sophisticated than mechanical keys of the past, and they come with a host of additional features. As with any electronic device, they will wear out over time, or cease functioning completely. The battery could need to be replaced if the lock button on the Jaguar key fob begins to malfunction.

You can buy replacement batteries for your jaguar Key fob programming (http://spacebohemian.com/front/bbs/board.php?bo_table=free&wr_Id=3079436) key fob in most auto parts stores. But before you replace the battery, make sure that the replacement is genuine Jaguar part. This will ensure it is the correct size and voltage. Careful handling of the battery is important, as skin moisture and oil can be transferred to the edges, decreasing battery life and damaging the contacts.

A Jaguar key fob can be used as remote control to open the doors of your car, activate the alarm and open the sunroof as well as windows. It can double lock your vehicle to keep it safe from thieves. The Jaguar key fob comes with an aluminum casing that makes it difficult to break or damage.

Faulty receiver module

The key fob sends out an audio signal at a low-frequency that is picked up by a receiver module within the Jaguar. This module receives the signal from your smart key and then activates the door locks or disarms the security system. It also enables you to start your vehicle and control the audio system. The receiver module may stop working if it is damaged. To fix the issue remove the 12 volt battery by disconnecting it from both terminals and waiting for a few minutes. Reconnect the battery in reverse.

Interference from nearby objects or transmitters using the same frequency is another reason that is commonly cited for Jaguar XF keyfob not working. Interference can also block the Body Control Module (BCM) from recognizing the key signals. You can reprogramme the key fob to make it function again by following the directions in the owner’s manual.

A malfunctioning electronic chip

Jaguar key fobs come with transponder electronic, coded chips. These chips receive a distinct remote control signal and send it to your car's receiver module. If the receiver module is faulty, you will not be capable of using the key fob to unlock or lock your vehicle. Fortunately, there are a few common causes that you can fix yourself.

First, make sure that the button on the key fob is working. If it's not, it's likely that the button or contact is damaged. It is essential to replace the batteries in a correct manner. Make sure you use a battery that has the same dimensions, voltage and specifications as the original. Also, make sure that the new battery isn't exposed to water or salt.

It is essential to find an experienced locksmith who is capable of repairing or replacing your Jaguar key fob. This kind of service is expensive, but it is much cheaper than buying a new key fob at the dealer. If you have the right tools, you can do this yourself.