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:

Inspection
1. INSPECT DOOR CONTROL TRANSMITTER (a) Check operation of the registration of recognition code (See page 73-1 1). (b) Inspect operation of the transmitter.  Using a screwdriver, remove the cover.  Remove the battery (lithium battery).  Install a new or normal battery (lith ...