How to Do a Lexus Key Fob Replacement
There are a few things every Lexus owner should know. No matter if you have a conventional key that turns in the ignition, or a smart push to start key, your vehicle will require a new battery at some point.
Replacing your key fob battery is relatively easy and can be done at a hardware store, locksmith or big-box retailer. However, you must ensure that the locksmith or dealer can create replacement keys for your specific model.
How to Replace the Battery
If the indicator light on the LED dims and you cannot activate Smart Access or push-button starting then it's time to replace the Lexus key fob. Fortunately, the process is simple and can be performed at the comfort of your home in Guaynabo. Follow these simple instructions from Shottenkirk Desert Lexus and you'll be back on the road in just a few minutes.
First, ensure that your workspace and hands are clean and dry. Incorporating moisture into the new battery could cause it to become rusty. Use flatheads to open the cover of the key fob. Cover the tip of your screwdriver in tape to protect it from scratches. Once the mechanical key has been removed, you can take out the old battery and replace it with the new one. Make sure you insert the new battery with the positive (+) side facing upwards. Install the electronic module, and then snap back the fob cover.
Keep in mind, that if you're having difficulty with the key fob you have and need help, the experienced service technicians at Shottenkirk Desert Lexus can assist you. We're also pleased to offer Key Replacement Protection, available when you purchase or lease a brand new Lexus vehicle. This warranty offers replacement keys and fobs as well as the programming needed to connect them to your vehicle's immobiliser. Click HERE to find out more about this useful feature or contact our customer support team.
How do I activate the Battery-Saving Mode
A Lexus keyfob can be described as a sophisticated piece of technology that allows you to lock or unlock your doors and even start your ignition with a push button. It has hardware that sends signals to your car to do things like automatically shutting the windows. The battery in your Lexus key fob will eventually wear out. It is crucial to replace the battery as soon as you can to prevent it from degrading its purpose.
If you aren't going to use your Lexus Key Fob for several weeks, you may want to activate the battery-saving mode. This will reduce battery drain. Press and hold the LOCK key while pressing the UNLOCK button twice. The electronic indicator will blink four times and your Lexus keyfob will be in battery saving mode. Press any button on your key fob to activate Smart Access and push-button starting.
The battery replacement in your Lexus key fob is a relatively simple task that doesn't require any special tools. Start by making sure your hands are dry to decrease the chance of moisture rusting the new battery. Find the small button on the inside of the key fob. This button opens the emergency blade that is stored within the. The mechanical key is removed by pressing the release button. Slide the new battery into place with its plus-side facing forward.
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 and open the trunk of your 2021 Lexus IS without ever having to take the key out of your pocket. replacement lexus car keys has secret functions that might surprise you.
Consumer Reports says that the panic button on your key fob could aid you in finding your car in a parking garage. The alarm's loud and enticing tone could repel thieves, according to RepairPal. It's a great reason to keep one in your purse or wallet just in case.
Consumer Reports says that some cars will even allow you to start your car using a remote fobs in cold weather. Hold the lock button for 10 seconds on the key fob to enable this feature. (A note of caution: this feature won't work with all vehicles, so make sure you check your owner's manual.)

If you've lost the keys to your car or your fob has been damaged, you can have it replaced through either the locksmith service or the dealer. However, it is essential to have the correct assistance to ensure that the new key or fob is properly coded and works just like the original. For instance, you'll want to ensure that the locksmith you hire has the correct key blank and is able to program it properly for your specific vehicle.
How to Replace the Key Blade
The latest high-tech key fobs are more efficient than ever. They unlock cars, lock them and even allow them to start with the touch of a button. However, all this technology comes with costs. A replacement key fob may cost between $200 and $500. Programming it at a dealer may cost even more. Fortunately that replacing the battery on most fobs is inexpensive and simple.
To replace the Lexus keyfob battery Use a flathead tool to open the fob. If you want to avoid scratching the plastic, wrap the tip of the screwdriver with tape prior to using it. Remove the electronic key module that covers the battery before removing the old battery. Then place a new CR2032 battery in its place, with the plus side facing up. Connect the electronic module on, and then replace the cover for the key fob.
There are some ways you can prolong the life of your key fob's battery, such as keeping it three feet away from electrical appliances that create magnetic fields, such as laptops, TVs, cell phones and battery chargers. You can also switch on battery-saving mode by pressing the LOCK button and pressing the UNLOCK button two times. The electronic indicator on the key will blink four times to confirm the battery-saving setting. To restart the use of your Smart Access System and Push Button Start, press any button on the key fob.