The rear armrest in the center of the rear seatback can be used (no occupant in the center seat) or placed upright.

WARNING
Never put your hands and fingers around the moving parts of the seat and armrest:
Putting your hands and fingers around the moving parts of the seat and armrest is dangerous as they could get injured.
Split Folding
Head RestraintsMazda 6 Owners Manual: Operating the Satellite Radio (Some models)
What is satellite radio?
With over 130 channels, SiriusXM Satellite Radio brings you more of what you
love. Get channels and channels of commercial-free music, plus sports, news, talk,
entertainment and more.
Commercial-free music from nearly every genre
—rock to pop, hip-hop to country, ja ...
Mazda 6 Owners Manual: Radiator cap
Warning
Never remove the radiator cap while the engine is running, or when
the engine and radiator are hot. Scalding coolant and steam may shoot out
and cause serious injury. It may also damage the engine and cooling system.
Turn off the engine and wait until it is cool. Even then, be ve ...