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:

List of storage features
Auxiliary boxes Open tray Glove box Bottle holders Cup holders Console box Warning Do not leave glasses, lighters or spray cans in the storage spaces, as this may cause the following when cabin temperature becomes high:  Glasses may be def ...