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

...

More about Toyota Highlander:

On-vehicle cleaning
1. INSPECT FINS BLOCKAGE If the fins are clogged, wash them with water or a steam cleaner. Dry with compressed air. NOTICE: If the distance between the steam cleaner and the core is too close, the fins may become damaged. Keep the following injection distance. Standard: If the ...