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Responsible For A Lexus Replacement Key Cost Budget? 12 Top Ways To Spend Your Money
How to Do a Lexus Key Fob Replacement

There are a few things every Lexus owner should know. Your vehicle will eventually require a new key, regardless of whether you use a standard key to turn the ignition on or an advanced push-to-start.

It is easy to replace the battery on your key fob at a hardware retailer, big-box retailer, or locksmith. Make sure that the locksmith has the ability to program replacement keys to the model you have.

How do I replace the battery?

If the LED indicator light is dim and you are unable to use Smart Access or push-button starting it's time to replace the Lexus key fob. The procedure is simple and can be carried out in the comfort of your Guaynabo home. Follow these simple steps offered by Shottenkirk Desert Lexus to get back on the road as quickly as possible.

Make sure that your hands and the area you work in are dry. Moisture can cause the new battery to rust. Use a flathead to open the cover of the key fob. Cover the tip of your screwdriver with tape to avoid scratches. After the mechanical key has been removed and the battery is removed, you can remove the old battery and install another one. Make sure to insert the new battery with the positive (+) side facing up. Install the electronic module, and snap back the cover for the fob.

Keep in mind, that if there's a problem with your key fob and require assistance, our knowledgeable service technicians at Shottenkirk Desert Lexus can assist you. We also provide Key Replacement Protection when you purchase or lease or lease a Lexus vehicle. The warranty provides replacement keys and fobs, as well as the associated programming needed to sync them with your vehicle's immobiliser system. To learn more about this important upgrade, click HERE or contact our service department.

How to activate battery-saving mode

A Lexus key fob is a highly sophisticated piece of technology that allows you to lock and unlock your doors and begin your push-button ignition. It has hardware that sends signals to the vehicle, e.g. to automatically roll down your windows. As time passes the battery inside your Lexus key fob can become low, and it's essential to replace it as soon as possible to ensure the function of this vital device.

If you won't be using your Lexus Key Fob for a few weeks, you can switch on the battery-saving mode. This will help reduce the drain on your battery. Press and hold the LOCK key while pressing the UNLOCK twice. The LED will flash four times and your Lexus key fob is now in battery-saving mode. To reactivate the push-button start and Smart Access features, simply press any of the buttons on the fob.


Change the battery in your Lexus key fob is a fairly simple task that doesn't require any special tools. Begin by making sure your hands are completely dry to avoid the possibility of moisture rusting your new battery. Then, look for the small button on the back of your key fob that allows you to release the emergency key blade stored inside. Take the mechanical key out by pressing the release button. Slide the new battery in with its plus-side facing upwards.

How do you switch off your key fob

The key fob you have might appear pretty simple, but it's stuffed with the latest technology. It lets you lock and unlock doors as well as open the trunk of your 2021 Lexus IS without ever having to remove the key from your pocket. It also has features that might be a surprise to you.

For example the key fob's panic button can help you find your car in a congested parking garage, according to Consumer Reports. RepairPal reports that the booming noise can also deter thieves. It's a great reason to keep one in your wallet or purse just in case.

Consumer Reports says that some cars will even allow you to start your car using a a remote fob during cold weather. Hold the lock button for 10 seconds on the key fob to activate this feature. (A note of caution: This feature doesn't work with all vehicles, so make sure to read the owner's manual.)

You can replace your key fob or car keys by contacting a dealer or locksmith service. It's essential to get the correct assistance to ensure that your replacement key or fob is as good as the original. For instance, you'll need to ensure that the locksmith you hire has the correct key blank and can program it properly for the specific vehicle you have.

How do lexus key lost replace the Key Blade

Today's modern key fobs are more efficient than ever before. They unlock cars, lock them and even start them at the touch of a button. However all this technology comes with costs. Buying a replacement fob for a key costs anywhere from around $200-$500, and getting it programmed by a dealer could cost more. Fortunately, replacing the battery in the majority of fobs is affordable and easy.

To replace the battery on a Lexus key fob, you must first make use of a flathead screwdriver to break open the fob. Wrap the blade of the screwdriver's flathead in tape prior to using it to avoid scratching plastic. Take off the electronic key module that is covering the battery before removing the old one. Install a new CR2032 in its place with the positive side facing up. Snap the electronic key module back on, and place the key fob cover back in its place.

There are some things you can do to extend the life of your key fob's battery by keeping it 3 feet away from electrical appliances that produce magnetic fields, such as laptops, TVs, cell phones, and battery chargers. The battery-saving mode is activated by pressing the LOCK and UNLOCK buttons twice while holding the LOCK key. The indicator on the electronic key will flash four times to ensure that the battery-saving mode is activated. Press any button on your key fob in order to resume using the Smart Access System or Push Button Start.

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