How to Do a Lexus Key Fob Replacement
There are some things that every Lexus owner should be aware of. No matter if you use a conventional key that rotates in the ignition or a smart push-to start key, your vehicle will require a new battery eventually.
It is simple to replace the battery in your key fob at a hardware retailer, big-box retailer, or locksmith. But, it is important to make sure that the locksmith or dealer can program replacement keys for the model you have chosen.
How to Replace the Battery
If the LED indicator light dims and you are unable to activate Smart Access or push-button starting then it's time to replace the Lexus key fob. Fortunately, the process is easy and can be performed from the comfort of your Guaynabo-area home. Just follow these simple instructions from Shottenkirk Desert Lexus and you'll be back on the road in short time.
Make sure that your workspace and hands are clean and dry. Incorporating moisture into the battery could cause it to get rusty. Then take an open-ended screwdriver to remove the cover of the key fob. Then, wrap the tip of the screwdriver with tape to avoid scratches. Once the mechanical key is removed from the screwdriver, you can then remove the old battery and replace it with a new one. Make sure to put in the new battery with the positive (+) side facing upwards. Install the electronic module, and then snap back the fob cover.
If you need assistance with your key fob, the technicians who service it at Shottenkirk Desert Lexus are available to help. We also offer Key Replacement Protection, available when you lease or purchase an entirely new Lexus vehicle. This warranty covers fobs and keys that are replaced as well as the programming required for synchronizing them with your vehicle's security system. Click HERE to learn more about this helpful feature or contact our customer support team.
How to activate Battery-Saving Mode

A Lexus keyfob is a nifty piece of technology that lets you to lock or unlock your doors and start your push button ignition. It has hardware that sends signals to the vehicle, e.g. to automatically open your windows. The battery in your Lexus key fob will eventually go out. It is crucial to replace the battery as quickly as you can, to prevent it from compromising the function.
If you're not planning to use your Lexus key fob for a few weeks, you can activate batteries-saving mode to prevent the amount of battery left. Press and hold the LOCK key while pressing the UNLOCK key twice. The electronic indicator will flash four times and your Lexus key fob is now in battery saving mode. Press any button on your key fob to activate Smart Access and push-button starting.
It's simple to change the battery in your Lexus Key Fob, without special tools. To avoid rusting, ensure your hands and new battery are clean. Then, find the small button on the side of your key fob. It lets you release the emergency key blade stored inside. Press the release button to take out the mechanical key. Then lexus car key replacement 'll need to slide the new battery in with its plus side facing upwards.
How to Turn Off Your Key Fob
It may seem simple however the technology is extremely sophisticated. It allows you to lock and unlock doors, as well as access the trunk of your Lexus IS 2021 without ever taking the key from your pocket. It also has a few secret features that you could be surprised by.
Consumer Reports says that the panic button on your key fob may help you locate your car in parking garages. RepairPal reports that the loud noise could also dissuade thieves. This is a good reason to keep one in your wallet or purse in case of need.
Consumer Reports says that some vehicles will allow you to start your car using a remote fob during cold weather. Simply hold the lock button on the key fob for 10 seconds to activate this feature. It is important to note that this feature may not be available on all vehicles. Review the owner's manual.
You can replace your fob for keys or car keys by contacting an authorized locksmith or dealer. It is essential to seek the right help in order to ensure that the replacement key or fob functions exactly like the original. For instance, you'll want to ensure that the locksmith you use has the correct key blank and is able to program it correctly for your specific vehicle.
How to Replace the Key Blade
Modern day key fobs with high-tech technology are more capable than ever before. They unlock cars, lock them, and even allow them to start with the push of a button. This technology isn't free. A replacement key fob could cost between $200 and $500. Programming it at an authorized dealer could cost more. The battery is easily and inexpensively replaced in most fobs.
To replace the Lexus keyfob battery you will need a flathead screwdriver to open the fob. If you'd like to avoid scratching the plastic, wrap the tip of the screwdriver using tape prior to using it. If there is an electronic key module that covers the battery, remove it before removing the old one. Then, place a new CR2032 battery in its place, with the plus side facing upwards. Re-attach the electronic module on and then replace the cover for the key fob.
You can prolong the battery life of your keyfob by making sure it is kept at least three feet away from magnetic devices like TVs, laptops and cell phones. You can also switch on battery-saving mode by holding the LOCK button, and then pressing the UNLOCK button two times. The electronic key indicator will flash four times to verify that the battery-saving mode has been set. Press any button on your key fob to resume using the Smart Access System or Push Button Start.