Lexus Key Programming 1998+

How to program a spare key for a 1998+ (4C Chip Key) Lexus Cars

***Must have a working master key (Can’t do on board programming of additional keys with a gray head/valet key)***

Add Duplicate Key

1. Simultaneously depress and release brake and accelerator pedals 1 time.

2. Insert existing master key into ignition.

3. Within 15 seconds depress and release accelerator pedal 5 times.

4. Within 20 seconds depress and release the brake pedal 6 times and remove key.

5. Within 10 seconds insert new key into ignition.

6. Within 10 seconds depress and release the accelerator pedal 1 time.

7. After 80 seconds new key is registered and security light goes off.

8. Remove new key and depress and release brake pedal 1 time.