Lost Lexus Key Fob? Here's What to Do
If you're Lexus key fob battery has died the solution is easy purchase a new CR2032 battery at an hardware store or big-box retailer. There are also detailed instructions in the owner's guide and on YouTube.
However the dealer will charge a significant amount to program the new keyless entry or ignition system. Here's a better way:
Battery Replacement
If your key fob won't unlock or start your Lexus it is possible that you need to replace its battery. It's a fairly simple procedure that is possible to do it at home or at a dealership. It is recommended that you read the owner's manual prior to starting. The exact steps vary between models and years.
Make sure your hands are clean and dry. Moisture in the fob may cause the battery to rust or even damage. Push the release button on the side of the key fob to unlock it, then take off the mechanical key blade (if there is one). Take off the cover plate using an abrasive screwdriver or any other flat tool. Take out the old CR1632 and replace it with a brand new one. Make sure that its positive side is facing upwards. The fob is snapped together and you're good to go!
This kind of battery is available in most hardware stores, auto parts shops, and even some locksmiths. However, the cost varies according to the location and the supplier. You can also purchase one from the Shottenkirk Desert Lexus Parts Department which provides quick shipping and competitive pricing. The department has a wide selection of genuine Lexus Accessories to customize your vehicle. For more details, contact us today!
Replacement Keys
If you've lost your key or it's not working correctly, it may be time to replace it. A replacement key or remote will allow you to access your vehicle. You can purchase one from a retailer or locksmith. The key must be programmed to work with your Lexus. The cost of this service is dependent on the model of your car and the type of key (fob remote, smart fob, or the standard "push to start").
Lexus Smart keys have radio frequency identification chips that communicate with your car. You can unlock your trunk and doors by pressing a button. The chip also sends a signal to start the engine and activate the alarm systems.
A smart key or key fob usually lasts for a long time before it needs to be replaced. The operation of a smart key or key fob could be affected by repeated use, exposure to heat or low temperatures. The key may also be damaged or dropped.
It can be frustrating when your Lexus key fob stops working. Contacting a locksmith in your area is an option, but it's not always fast or simple. It is possible that you will have to pay more for the service in the event that you lose your keys at night or outside of regular business hours. You can avoid this situation by purchasing a Lexus Key Replacement Protection Plan when you purchase your new or used vehicle that is certified.
Keyless Entry System Replacement
Lexus fobs aren't as simple as traditional car keys. They have sophisticated hardware that communicates with the vehicle to open doors, lock them, or start the ignition by pressing a button. These key fobs therefore, are not as simple to use as traditional car keys, and could sometimes not function as intended. There are a few options you could try if your key isn't working.
The most straightforward solution is to replace the battery. These can be found at any hardware store, online retailer, or big-box retailer for an affordable price. They are a simple fix. Follow the steps in the owner's manual or even on YouTube.
If replacing the battery doesn't work, you could have an issue that is more serious and requires more extensive work or professional assistance. To get the best results, you should contact your dealer or a locksmith service that is licensed to replace fobs and keys. Be sure to have all of your important documents ready prior to calling including the title certificate and registration card. Also, be sure to carry evidence of insurance and VIN numbers.
If your Lexus is older than 10 years, you'll also have to mention this to the locksmith or dealer. Older vehicles require special codes in order to ensure that the replacement key will function. It is possible that they will need to tow the vehicle to a dealer or have the key programmed on location by an automotive locksmith.
Lockout Service

The key fob for your Lexus contains a transponder chip which communicates with the system of your vehicle. The chip is programmed with rolling codes that prevent duplicates that are not authorized. This ensures that the key fob is more secure than a traditional key without chip. Key fobs can come with additional features, based on the type of car key as well as the year it was made.
If your Lexus key fob isn't working, it's likely due to a battery issue that needs replacement. It's crucial not to throw away the fob because the door locks may remain unlocked. You can find replacement batteries in a wide range of hardware stores as well as electronics stores. You can purchase a replacement key fob from an authorized Lexus dealer in the event that your key fob is equipped with the smart card.
It is easy to change the battery in your Lexus key fob. First, press lexus car keys The Keylab on the side of the key fob to release the mechanical emergency key blade kept inside. Slide the flathead screwdriver tip into the space that used to be used by the mechanical emergency key blade. After removing cover plate, remove the battery with the screwdriver. Insert the new CR2032 Lithium battery.
You can extend the life of your key fob battery by separating it from appliances that produce magnetic fields. This includes TVs, laptops, cell phone chargers, and induction cookers. It is also recommended to not use the fob near objects made of metal that can create a static charge.