There are a few ways that you can program your Lexus IS250 key fob. The first way is to use the valet key. The second way is to use the keyless entry remote. The third way is to use the buttons on the dash.
The first way to program your Lexus IS250 key fob is to use the valet key. To do this, you will need to turn on the ignition and insert the valet key into the ignition. Then, press and hold down the unlock button on the key fob for about three seconds. You will hear a beep sound, which means that the key fob has been programmed.
The second way to program your Lexus IS250 key fob is to use the keyless entry remote. To do this, you will need to insert the key into the ignition and turn it to the on position. Then, press and hold down the unlock button on the keyless entry remote for about three seconds. You will hear a beep sound, which means that the key fob has been programmed.
The third way to program your Lexus IS250 key fob is to use the buttons on the dash. To do this, you will need to turn on the ignition and insert the key into the ignition. Then, press and hold down both of the buttons on the dash for about three seconds. You will hear a beep sound, which means that the key fob has been programmed.
If you have any questions or problems with programming your Lexus IS250 key fob, you can contact the dealership for assistance.
Now that you know how to program your Lexus IS250 key fob, you can easily access your car without having to worry about losing your keys. Be sure to keep your key fob in a safe place so that you can always access your car when needed.

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