Toyota Highlander Service Manual: Power steering system

Power steering

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Precaution

1. HANDLING PRECAUTIONS FOR STEERING SYSTEM (a) Care must be taken when replacing parts. Incorrect replacement could affect the performance of the steering system and result in a driving hazard. ...

More about Toyota Highlander:

Initialization
The following items must be initialized for normal system operation after such cases as the battery being reconnected, or maintenance being performed on the vehicle: Item When to initialize Power back door* After reconnecting or changing the battery ...