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 RELAY (Marking: FAN NO. 1, FAN NO. 3) (a) Measure the resistance of the relay. Standard: If the result is not as specified, replace the relay. 2. INSPECT RELAY (Making: FAN NO. 2) (a) Measure the resistance of the relay. Standard: If the result is not as specified, ...