Mazda 6 Service Manual: Height Adjustment
Adjust the head restraint so that the center is even with the top of the passenger's
ears.
To raise a head restraint, pull it up to the desired position.
To lower the head restraint, press the stopcatch release, then push the head
restraint down.
Front outboard seat
Rear outboard seat
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Mazda 6 Service Manual: Viewing the Display
Guide lines which indicate the width of the vehicle (yellow) are displayed on
the screen as a reference to the approximate width of the vehicle in comparison
to the width of the parking space you are about to back into.
Use this display view for parking your vehicle in a parking space or garage ...