Toyota Highlander Owners Manual: For owners

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 ...

Reporting safety defects for u.S. Owners

If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the national highway traffic safety administration (nhtsa) in ad ...

More about Toyota Highlander:

Fuel information
You must only use unleaded gasoline in your vehicle. Select octane rating 87 (research octane number 91) or higher. Use of unleaded gasoline with an octane rating lower than 87 may result in engine knocking. Persistent knocking can lead to engine damage. At minimum, the gasoline you use s ...