See also:

Checking seat belt operation
Seat belt retractors are designed to lock seat belt movement by two separate methods: ● When the seat belt is pulled quickly from the retractor. ● When the vehicle slows down rapidly. ...

Audio operation precautions
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Braking precautions
The brake system has two separate hydraulic circuits. If one circuit malfunctions, you will still have braking at two wheels. You may feel a small click and hear a sound when the brake pedal is ...