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How to Do lexus key fob replacement thekeylab.co.uk There are a few points that every Lexus owner needs to know. Whether you drive a conventional key that turns in the ignition or a smart push-to-start key, your vehicle will require a new battery sooner or later. Replacing the battery in your key fob is relatively easy and can be done at the hardware store, locksmith or a big-box retailer. You should always make sure that the locksmith has the ability to make replacement keys for the model you have. How to Replace the Battery When the indicator light for the LED goes out of focus and you're unable use the push-button start feature or Smart Access, it's time to replace your Lexus key fob battery. The process is easy and can be done at the comfort of your Guaynabo home. Follow these easy steps provided by Shottenkirk Desert Lexus to get back on the road quickly. Make sure that your hands and workspace are completely dry – introducing water into the battery can cause it to get rusty. Use flatheads to open the cover of the key fob. Cover the tip of your screwdriver in tape to avoid scratches. After the mechanical key is removed, you can take out the battery that was in use and replace it with a brand new one. Make sure that you put in the new battery with the positive (+) side facing up. Install the electronic module, and then snap back the cover for the fob. Keep in mind, that if you're having trouble with your key fob and need assistance, the skilled service technicians at Shottenkirk Desert Lexus can assist you. We're also proud to offer Key Replacement Protection, available when you buy or lease a brand new Lexus vehicle. This warranty covers fobs and keys for replacement along with the associated programming needed for synchronization with the vehicle's immobiliser system. Click HERE to find out more about this valuable addition or contact our customer support team. How do I activate the battery-saving mode? A Lexus key fob is an incredibly sophisticated piece of technology that allows you to lock and unlock your doors as well as begin your push-button ignition. It has hardware that sends signals to the vehicle, e.g. to automatically roll down your windows. In time, the battery in your Lexus key fob could become low, and it's vital to replace it as soon as you can to ensure that you don't compromise the function of this vital device. If you aren't going to use your Lexus Key Fob for a couple of weeks, you can switch on the battery-saving mode. This will decrease the drain on your battery. Press and hold the LOCK key while pressing UNLOCK button twice. The electronic indicator will flash four times and your Lexus key fob is now in battery-saving mode. To activate the start button and Smart Access features, simply press any of the buttons on your fob. It's simple to change the battery on your Lexus Key Fob, without special tools. To prevent rusting, ensure your hands and the new battery are clean. Then, locate the small button on the side of your key ring that allows you to release the emergency key blade inside. Press the release button to take off the mechanical key. Next you'll need to slide the new battery in with its plus side facing upwards. How to turn off your key Fob The key fob may appear quite simple, but it's stuffed with sophisticated technology. It lets you lock and unlock doors as well as access the trunk of your 2021 Lexus IS without ever having to remove the key from your pocket. It also comes with some hidden functions that you'll be surprised by. For instance the key fob's panic button can help you find your car in a parking garage, according to Consumer Reports. RepairPal says that the loud noise could also discourage thieves. It's a good idea to keep one in your wallet or purse in case of need. Some cars let you start your engine with an electronic key fob that you can use in chilly weather, Consumer Reports notes. Press the button for 10 seconds on the key fob in order to activate this feature. (A note of caution: This feature doesn't work on all vehicles, so make sure to check your owner's manual.) If you've lost your car keys, or your key fob is damaged, you can have it replaced by either the locksmith or dealer. It's important to get the right help in order to ensure that the replacement key or fob functions as the original. For example, you'll want to ensure that the locksmith you select has the right key blank and can program it properly for the specific vehicle you have. How do I replace the Key Blade Key fobs that are high-tech today are more powerful than they have ever been. They unlock vehicles, lock them and even turn them on with the touch of a key. However all this technology comes with an expense. A replacement key fob is priced at around $200-$500, and getting it programmed by a dealer can run even more. Fortunately that replacing the battery in most fobs is relatively inexpensive and easy. To replace the battery in a Lexus key fob, you must first use a flathead screwdriver to pop open the fob. If you wish to avoid scratching the plastic, wrap the edge of the screwdriver in tape before using it. Remove the electronic key module that covers the battery prior to taking off the old one. Replace it with a brand new CR2032 in its place in a positive position, with the positive facing upwards. Snap the electronic module back on and then replace the key fob cover. There are some things you can do to prolong the life of the battery in your key fob by keeping it 3 feet away from electrical appliances that produce a magnetic field, like TVs, laptops, cell phones and battery chargers. The battery-saving mode is activated by pressing the LOCK and UNLOCK buttons twice while holding the LOCK button. The electronic indicator for the key will flash four times to ensure that the battery-saving mode has been set. To resume the use of your Smart Access System and Push Button Start, press any button on the key fob.