Toyota Highlander Service Manual: Sliding roof/convertible

Engine immobilizer system

REGISTRATION 1. DESCRIPTION OF CODE REGISTRATION (a) When adding master keys and sub-keys (additional registration).  Register the key code (immobilizer code) in the transponder key ECU. ...

Sliding roof system

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More about Toyota Highlander:

Erasing the entire homelink® memory (all three programs)
Press and hold the 2 outside buttons for 10 seconds until the homelink® indicator light changes from continuously lit (orange) to rapidly flashing (green). If you sell your vehicle, be sure to erase the programs stored in the homelink® memory. Programs stored in the homelink® memor ...