What to Do If You Lose Your Lexus Key
Your Lexus key isn't just a standard car key. It's equipped with hardware that lets you remotely lock and unlock your door, and turn on your ignition with a push button.
It also comes with some cool tricks that you may not be aware of. Getting a replacement for your lost or broken Lexus key will depend on the kind of key you used as well as the year when your car was manufactured.
Keys to the Lost Fob
Car key fobs are fairly complicated pieces of hardware. Although they look similar to ordinary keys, they're made of devices that can communicate with sensors in your Lexus and permit you to lock and unlock the doors or start the ignition by pressing a button. Because of this, they can be quite delicate and require special care when it comes to handling and maintenance.
If you lose your Lexus fob key, the best case scenario is for it to turn up exactly where you left it (Parent Logic says that it always happens). This is not always the case. If you don't own an extra set you might be in trouble.
The good news is that a brand new key can be quite affordable to replace. In most cases, you'll be able to buy one from a dealer or an auto locksmith. You can also purchase a keyfob online from a variety of retailers. Select a manufacturer that provides transponder keys that work with your specific model.
Finding a Lexus key fob replaced should be relatively straightforward and affordable However, the exact cost will depend on what kind of key you used and the source you bought it from, and how much programming is required to integrate it with your vehicle. Smart push-to-start key fobs, for instance, can be more costly than traditional ones because they require programming to unlock your vehicle and activate remote starter features.
Lost Ignition Key
You may be able get a new key from a dealer if your car has an advanced key with a built-in chip. The Key Lab will need to provide proof of ownership to receive the replacement key. Additionally, they will need to pair the new chip to your vehicle. This process may take several days to complete.
The first thing to do is to thoroughly search for your keys in the car and in the home. They can be tucked away under the mats, carpeting or even under the seat cushions. If you're not able to find them, you can upgrade your search tools to include the power of a flashlight, a small inspection mirror and a wood or plastic ruler.
Before you lose your key code, you'll need to contact your dealer or manufacturer for an exact copy. The key code permits you to program your car's key to be recognized by the ECU. The process differs for each car manufacturer and you might be able to reset the key yourself, simply by following the directions in the owner's manual. It usually involves pressing a series of buttons in a particular order but it could vary depending on the model. Locksmiths can reprogram a key for your vehicle, but it will cost more.
Keyless Entry Keys Lost

The key fob in the Lexus is an advanced device that allows you to open and start the car remotely. They can also be easily lost, especially when they're kept in your purse or pocket. If you've lost one Try retracing your steps or rechecking where that you typically set them. If you are unable to locate them you can always request an alternative from the dealer or an automotive locksmith.
The cost of replacing a Lexus keyfob depends on what kind of key it was (if it was a "push-to-start" car key or an intelligent key, or a regular metal key). It is also crucial to be aware of the year of your vehicle, since certain keys require coding, while others don't. Certain keys can be cut with an ordinary cutting machine, but the more sophisticated ones that make use of RFID technology might have to be programmed by the auto locksmith or dealer.
Some locksmiths for cars will provide on-site services, and they can cut and program your key immediately. However, it's always recommended to contact them first to ensure they have the right equipment and can help you in your particular circumstance. You can save yourself the hassle and expense of towing your vehicle to the dealer. There will be a bit more, however the cost is less than if you were to drive your vehicle to a dealership.
Lost Remote Keyless
If you've lost your keyless remote, you'll want to start by going back to your steps and looking for the places you may have lost it. If you're not able to locate it, you might want to consider purchasing a spare from your dealer or an auto locksmith. The cost of a replacement will vary depending on the type key you own (chip, smart fob, or regular key) and also the year that the car was made.
Some Lexus keys can be easily replaced and cut by most locksmiths and hardware stores. Others are more complex. In certain instances, the key needs to be programmed to ensure that it can work with your vehicle. This requires special equipment or know-how, which is not the case for all automotive technicians or locksmiths have.
Another option is to reprogram your keys using an effort that is manual and involves using the working key in the ignition to open and close the doors. You will need to say the word "Lexus" 10 times, along with other instructions that resemble circuses. You can do it yourself by using the right tools and software, however this could take some time.
Keep an extra Lexus car key in your trunk, or wherever else you'll have access to it in an emergency. A spare key can help you save money, stress, and the hassle of calling an auto locksmith or trying to do it yourself.