On Board Programming Instructions for 1998-2001 Toyota and Lexus Transponder Keys

TO DELETE ALL BUT ONE KEY FROM THE UNIT:

1. Depress and release brake and accelerator pedals once, doing both at the same time.
2. Put an existing master key into the ignition. Leave the key in the LOCK position; do not turn it.
3. Press and release the accelerator pedal, six times, within 15 seconds of inserting the key.
4. Within 20 seconds of Step 3, press and release the brake pedal seven times.
5. The dashboard security light will flash. This confirms that all keys (except the one currently
being used) have been deleted.
6. Within ten seconds, remove the key from the ignition cylinder. This is now the only key still
programmed to work.

ADD KEY:

1. Press and release the brake and accelerator pedals once, doing both at the same time.
2. Put the existing master key into the ignition.
3. Press and release the accelerator pedal five times within 15 seconds.
4. Press and release the brake pedal six times within 20 seconds and remove key.
5. Insert new key into ignition within ten seconds.
6. Press and release the accelerator pedal once within ten seconds.
7. The security light will turn off after 80 seconds. This indicates that the new key is now registered.
8. Remove new key. Press and release the brake pedal once.