Toyota Highlander Owners Manual: For safe use

For safety and security

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Before driving

Floor mat Use only floor mats designed specifically for vehicles of the same model and model year as your vehicle. Fix them securely in place onto the carpet. Insert the retaining hooks (clips) ...

More about Toyota Highlander:

If your vehicle overheats
The following may indicate that your vehicle is overheating. The needle of the engine coolant temperature gauge Enters the red zone or a loss of engine power is experienced. (For example, the vehicle speed does not increase.)  Steam comes out from under the hood. Correction proced ...